COVERITY reports many FORWARD_NULL, corrected; AliEMCALv2: initialization of fHits...
[u/mrichter/AliRoot.git] / PWG0 / AliCorrection.cxx
CommitLineData
29771dc8 1/* $Id$ */
2
3// ------------------------------------------------------
4//
5// Class to handle corrections.
6//
7// ------------------------------------------------------
8//
9
10#include <TFile.h>
11#include <TCanvas.h>
06e4b91b 12#include <TH3F.h>
29771dc8 13#include <TH2F.h>
69b09e3b 14#include <TMath.h>
29771dc8 15
16#include <AliLog.h>
17#include "AliCorrectionMatrix2D.h"
18#include "AliCorrectionMatrix3D.h"
19
20#include "AliCorrection.h"
21
22//____________________________________________________________________
23ClassImp(AliCorrection)
24
25//____________________________________________________________________
26AliCorrection::AliCorrection() : TNamed(),
27 fEventCorr(0),
28 fTrackCorr(0)
29{
30 // default constructor
31}
32
33//____________________________________________________________________
770a1f1d 34AliCorrection::AliCorrection(const Char_t* name, const Char_t* title, AliPWG0Helper::AnalysisMode analysisMode) : TNamed(name, title),
29771dc8 35 fEventCorr(0),
36 fTrackCorr(0)
37{
38 // constructor initializing tnamed
39
116083b1 40 Float_t* binLimitsPt = 0;
41 Int_t nBinsPt = 0;
42
43 // different binnings, better solution could be anticipated...
a7f69e56 44 if ((analysisMode & AliPWG0Helper::kTPC || analysisMode & AliPWG0Helper::kTPCITS) && (analysisMode & AliPWG0Helper::kFieldOn))
116083b1 45 {
46 static Float_t binLimitsPtTmp[] = {0.0, 0.05, 0.1, 0.125, 0.15, 0.175, 0.2, 0.225, 0.25, 0.275, 0.3, 0.325, 0.35, 0.375, 0.4, 0.425, 0.45, 0.475, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.5, 2.0, 5.0, 10.0, 100.0};
1d107532 47 //static Float_t binLimitsPtTmp[] = {0.0, 0.05, 0.1, 0.125, 0.15, 0.175, 0.2, 0.225, 0.25, 0.275, 0.3, 0.325, 0.35, 0.375, 0.4, 0.425, 0.45, 0.475, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 2.0, 5.0, 10.0, 100.0};
116083b1 48 binLimitsPt = (Float_t*) binLimitsPtTmp;
49 nBinsPt = 28;
745d6088 50 }
a7f69e56 51 else if (analysisMode & AliPWG0Helper::kSPD || !(analysisMode & AliPWG0Helper::kFieldOn))
116083b1 52 {
7307d52c 53 static Float_t binLimitsPtTmp[] = {-0.5, 100.0};
116083b1 54 binLimitsPt = (Float_t*) binLimitsPtTmp;
55 nBinsPt = 1;
56 }
57
58 if (!binLimitsPt)
59 {
60 Printf("FATAL: Invalid binning");
61 return;
62 }
63
69b09e3b 64 // third axis for track histogram
51f6de65 65 Int_t nBinsN2 = 1;
66 Float_t binLimitsN2[] = {-0.5, 1000};
69b09e3b 67 const char* title3 = "Ntracks";
1d107532 68
51f6de65 69 //Int_t nBinsN2 = 21;
70 //Float_t binLimitsN2[] = {-0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 12.5, 14.5, 16.5, 18.5, 20.5, 25.5, 30.5, 40.5, 50.5, 100.5, 1000.5};
1d107532 71
69b09e3b 72 // phi
73 //Int_t nBinsN2 = 36;
74 //Float_t binLimitsN2[] = {0.000, 0.175, 0.349, 0.524, 0.698, 0.873, 1.047, 1.222, 1.396, 1.571, 1.745, 1.920, 2.094, 2.269, 2.443, 2.618, 2.793, 2.967, 3.142, 3.316, 3.491, 3.665, 3.840, 4.014, 4.189, 4.363, 4.538, 4.712, 4.887, 5.061, 5.236, 5.411, 5.585, 5.760, 5.934, 6.109, TMath::Pi() * 2};
75 //const char* title3 = "#phi";
76
77 // mult axis for event histogram
a67484a6 78 Int_t nBinsN = 22;
29771dc8 79 Float_t binLimitsN[] = {-0.5, 0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 12.5, 14.5, 16.5, 18.5, 20.5, 25.5, 30.5, 40.5, 50.5, 100.5, 300.5};
81be4ee8 80 //Int_t nBinsN = 8;
81 //Float_t binLimitsN[] = {-0.5, 0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 300.5};
a67484a6 82 //Int_t nBinsN = 52;
83 //Float_t binLimitsN[] = {-0.5, 0.5, 1.5, 2.5, 3.5, 4.5, 5.5, 6.5, 7.5, 8.5, 9.5, 10.5, 11.5, 12.5, 13.5, 14.5, 15.5, 16.5, 17.5, 18.5, 19.5, 20.5, 21.5, 22.5, 23.5, 24.5, 25.5, 26.5, 27.5, 28.5, 29.5, 30.5, 31.5, 32.5, 33.5, 34.5, 35.5, 36.5, 37.5, 38.5, 39.5, 40.5, 41.5, 42.5, 43.5, 44.5, 45.5, 46.5, 47.5, 48.5, 49.5, 50.5, 100.5, 300.5};
84
29771dc8 85 //Float_t binLimitsVtx[] = {-20,-15,-10,-6,-3,0,3,6,10,15,20};
083a636e 86 //Float_t binLimitsVtx[] = {-20,-19,-18,-17,-16,-15,-14,-13,-12,-11,-10,-9,-8,-7,-6,-5,-4,-3,-2,-1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20};
81be4ee8 87 //Float_t binLimitsVtx[] = {-30,-25,-20,-15,-10,-8,-6,-4,-2,0,2,4,6,8,10,15,20,25,30};
88 Float_t binLimitsVtx[] = {-30,-25,-20,-15,-10,-7,-5.5,-4,-3,-2,-1,0,1,2,3,4,5.5,7,10,15,20,25,30};
69b09e3b 89 /*Float_t binLimitsEta[] = {-3.0,-2.8,-2.6,-2.4,-2.2,
567160d6 90 -2.0,-1.8,-1.6,-1.4,-1.2,
91 -1.0,-0.8,-0.6,-0.4,-0.2, 0.0,
92 0.2, 0.4, 0.6, 0.8, 1.0,
93 1.2, 1.4, 1.6, 1.8, 2.0,
69b09e3b 94 2.2, 2.4, 2.6, 2.8, 3.0};*/
1d107532 95 //Float_t binLimitsEta[] = { -3.0, -2.9, -2.8, -2.7, -2.6, -2.5, -2.4, -2.3, -2.2, -2.1, -2.0, -1.9, -1.8, -1.7, -1.6, -1.5, -1.4, -1.3, -1.2, -1.1, -1.0, -0.9, -0.8, -0.7, -0.6, -0.5, -0.4, -0.3, -0.2, -0.1, -0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3.0 };
96 /*Float_t binLimitsEta[] = {-3,-2.75,-2.5,-2.25,-2.0,
97 -1.75,-1.5,-1.25,
98 -1,-0.75,-0.5,-0.25,
99 0,0.25,0.5,0.75,
100 1.0,1.25,1.5,1.75,
101 2.0,2.25,2.5,2.75,3.0}; */
81be4ee8 102 //Float_t binLimitsEta[] = {-2.8,-2.4,-2,-1.6,-1.2,-0.8,-0.4,0,0.4,0.8,1.2,1.6,2.0,2.4,2.8};
1d107532 103 //Float_t binLimitsEta[] = {-2.8,-2.4,-2,-1.6,-1.2,-0.8,-0.5,0,0.5,0.8,1.2,1.6,2.0,2.4,2.8};
104
105 //Float_t binLimitsEta[] = {-3,-2.6,-2.2,-1.8,-1.4,-1,-0.6,-0.2,0.2,0.6,1,1.4,1.8,2.2,2.6,3.0};
81be4ee8 106 Float_t binLimitsEta[] = {-2,-1.9,-1.8,-1.7,-1.6,-1.5,-1.4,-1.3,-1.2,-1.1,-1.0,-0.9,-0.8,-0.7,-0.6,-0.5,-0.4,-0.3,-0.2,-0.1,0.0,0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1.0,1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,1.9,2.0};
447c325d 107// Float_t binLimitsEta[] = { -7.0, -6.9, -6.8, -6.7, -6.6, -6.5, -6.4, -6.3, -6.2, -6.1, -6.0, -5.9, -5.8, -5.7, -5.6, -5.5, -5.4, -5.3, -5.2, -5.1, -5.0, -4.9, -4.8, -4.7, -4.6, -4.5, -4.4, -4.3, -4.2, -4.1, -4.0, -3.9, -3.8, -3.7, -3.6, -3.5, -3.4, -3.3, -3.2, -3.1, -3.0, -2.9, -2.8, -2.7, -2.6, -2.5, -2.4, -2.3, -2.2, -2.1, -2.0, -1.9, -1.8, -1.7, -1.6, -1.5, -1.4, -1.3, -1.2, -1.1, -1.0, -0.9, -0.8, -0.7, -0.6, -0.5, -0.4, -0.3, -0.2, -0.1, -0.0, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1, 2.2, 2.3, 2.4, 2.5, 2.6, 2.7, 2.8, 2.9, 3.0, 3.1, 3.2, 3.3, 3.4, 3.5, 3.6, 3.7, 3.8, 3.9, 4.0, 4.1, 4.2, 4.3, 4.4, 4.5, 4.6, 4.7, 4.8, 4.9, 5.0, 5.1, 5.2, 5.3, 5.4, 5.5, 5.6, 5.7, 5.8, 5.9, 6.0, 6.1, 6.2, 6.3, 6.4, 6.5, 6.6, 6.7, 6.8, 6.9, 7.0 };
06e4b91b 108
81be4ee8 109 fEventCorr = new AliCorrectionMatrix2D("EventCorrection", Form("%s EventCorrection", fTitle.Data()), 22, binLimitsVtx, nBinsN, binLimitsN);
06e4b91b 110
a7f69e56 111 if (analysisMode & AliPWG0Helper::kSPD)
51f6de65 112 {
81be4ee8 113 TH3F* dummyBinning = new TH3F("dummyBinning","dummyBinning",22, binLimitsVtx, 40, binLimitsEta, nBinsN2, binLimitsN2);
51f6de65 114 fTrackCorr = new AliCorrectionMatrix3D("TrackCorrection", Form("%s TrackCorrection", fTitle.Data()), dummyBinning);
69b09e3b 115 fTrackCorr->SetAxisTitles("vtx-z (cm)", "#eta", title3);
51f6de65 116 delete dummyBinning;
117 }
118 else
119 {
81be4ee8 120 TH3F* dummyBinning = new TH3F("dummyBinning","dummyBinning",22, binLimitsVtx, 40, binLimitsEta , nBinsPt, binLimitsPt);
51f6de65 121 fTrackCorr = new AliCorrectionMatrix3D("TrackCorrection", Form("%s TrackCorrection", fTitle.Data()), dummyBinning);
69b09e3b 122 fTrackCorr->SetAxisTitles("vtx-z (cm)", "#eta", "p_{T} (GeV/c)");
51f6de65 123 delete dummyBinning;
124 }
125
29771dc8 126
69b09e3b 127 fEventCorr->SetAxisTitles("vtx-z (cm)", "Ntracks");
29771dc8 128}
129
130//____________________________________________________________________
131AliCorrection::AliCorrection(const AliCorrection& c) : TNamed(c),
132 fEventCorr(0),
133 fTrackCorr(0)
134{
135 // copy constructor
136 ((AliCorrection &)c).Copy(*this);
137}
138
139//____________________________________________________________________
140AliCorrection::~AliCorrection()
141{
142 //
143 // destructor
144 //
145
146 if (fEventCorr)
147 {
148 delete fEventCorr;
149 fEventCorr = 0;
150 }
151
152 if (fTrackCorr)
153 {
154 delete fTrackCorr;
155 fTrackCorr = 0;
156 }
157}
158
159//____________________________________________________________________
160AliCorrection &AliCorrection::operator=(const AliCorrection &c)
161{
162 // assigment operator
163
164 if (this != &c)
165 ((AliCorrection &) c).Copy(*this);
166
167 return *this;
168}
169
170//____________________________________________________________________
171void AliCorrection::Copy(TObject& c) const
172{
173 // copy function
174
175 AliCorrection& target = (AliCorrection &) c;
176
177 if (fEventCorr)
178 target.fEventCorr = dynamic_cast<AliCorrectionMatrix2D*> (fEventCorr->Clone());
179
180 if (fTrackCorr)
181 target.fTrackCorr = dynamic_cast<AliCorrectionMatrix3D*> (fTrackCorr->Clone());
182}
183
184//____________________________________________________________________
185Long64_t AliCorrection::Merge(TCollection* list)
186{
187 // Merge a list of AliCorrection objects with this (needed for
188 // PROOF).
189 // Returns the number of merged objects (including this).
190
191 if (!list)
192 return 0;
193
194 if (list->IsEmpty())
195 return 1;
196
197 TIterator* iter = list->MakeIterator();
198 TObject* obj;
199
200 // collections of measured and generated histograms
201 TList* collectionEvent = new TList;
202 TList* collectionTrack = new TList;
203
204 Int_t count = 0;
205 while ((obj = iter->Next())) {
206
207 AliCorrection* entry = dynamic_cast<AliCorrection*> (obj);
208 if (entry == 0)
209 continue;
210
211 collectionEvent->Add(entry->fEventCorr);
212 collectionTrack->Add(entry->fTrackCorr);
213
214 count++;
215 }
216 fEventCorr->Merge(collectionEvent);
217 fTrackCorr->Merge(collectionTrack);
218
219 delete collectionEvent;
220 delete collectionTrack;
221
222 return count+1;
223}
224
225//____________________________________________________________________
226void AliCorrection::Divide()
227{
228 //
229 // divide the histograms to get the correction
230 //
231
232 if (!fEventCorr || !fTrackCorr)
233 return;
234
235 fEventCorr->Divide();
236 fTrackCorr->Divide();
237
69b09e3b 238 Int_t emptyBins = fTrackCorr->CheckEmptyBins(-9.99, 9.99, -0.79, 0.79, 0.2, 4.9);
29771dc8 239 printf("INFO: In the central region the track correction of %s has %d empty bins\n", GetName(), emptyBins);
240}
241
242//____________________________________________________________________
2e88424e 243void AliCorrection::Add(AliCorrection* aCorrectionToAdd, Float_t c)
244{
245 //
246 // add to measured and generated the measured and generated of aCorrectionToAdd
247 // with the weight c
248
249 fEventCorr->Add(aCorrectionToAdd->GetEventCorrection(),c);
250 fTrackCorr->Add(aCorrectionToAdd->GetTrackCorrection(),c);
251}
252
253
254//____________________________________________________________________
29771dc8 255Bool_t AliCorrection::LoadHistograms(const Char_t* dir)
256{
257 //
258 // loads the histograms from a file
259 // if dir is empty a directory with the name of this object is taken (like in SaveHistogram)
260 //
261
262 if (!fEventCorr || !fTrackCorr)
263 return kFALSE;
264
265 if (!dir)
266 dir = GetName();
267
268 if (!gDirectory->cd(dir))
269 return kFALSE;
270
271 Bool_t success = fEventCorr->LoadHistograms();
272 success &= fTrackCorr->LoadHistograms();
273
274 gDirectory->cd("..");
275
276 return success;
277}
278
279//____________________________________________________________________
280void AliCorrection::SaveHistograms()
281{
282 //
283 // saves the histograms in a directory with the name of this object (GetName)
284 //
285
286 gDirectory->mkdir(GetName());
287 gDirectory->cd(GetName());
288
289 if (fEventCorr)
290 fEventCorr->SaveHistograms();
291
292 if (fTrackCorr)
293 fTrackCorr->SaveHistograms();
294
295 gDirectory->cd("..");
296}
297
298//____________________________________________________________________
299void AliCorrection::ReduceInformation()
300{
301 // this function deletes the measured and generated histograms to reduce the amount of data
302 // in memory
303
304 if (!fEventCorr || !fTrackCorr)
305 return;
306
307 fEventCorr->ReduceInformation();
308 fTrackCorr->ReduceInformation();
309}
310
311//____________________________________________________________________
312void AliCorrection::Reset(Option_t* option)
313{
314 // resets the histograms
315
316 if (fEventCorr)
317 fEventCorr->Reset(option);
318
319 if (fTrackCorr)
320 fTrackCorr->Reset(option);
321}
322
323//____________________________________________________________________
324void AliCorrection::DrawHistograms(const Char_t* name)
325{
326 // draws the corrections
327
328 if (!name)
329 name = GetName();
330
331 if (fEventCorr)
332 fEventCorr->DrawHistograms(Form("%s event", name));
333
334 if (fTrackCorr)
335 fTrackCorr->DrawHistograms(Form("%s track", name));
336}
337
dd367a14 338void AliCorrection::DrawOverview(const char* canvasName)
339{
340 // draw projection of the corrections
341 // to the 3 axis of fTrackCorr and 2 axis of fEventCorr
342
343 TString canvasNameTmp(GetName());
344 if (canvasName)
345 canvasNameTmp = canvasName;
346
a7f69e56 347 TCanvas* canvas = new TCanvas(canvasNameTmp, canvasNameTmp, 1200, 1200);
348 canvas->Divide(3, 3);
dd367a14 349
350 if (fTrackCorr) {
351 canvas->cd(1);
a7f69e56 352 fTrackCorr->Get2DCorrectionHistogram("xy", 0, 0)->DrawCopy("COLZ")->GetZaxis()->SetRangeUser(0, 10);
353
354 canvas->cd(2);
355 fTrackCorr->Get2DCorrectionHistogram("yz", 0, 0)->DrawCopy("COLZ")->GetZaxis()->SetRangeUser(0, 10);
356
357 canvas->cd(3);
358 fTrackCorr->Get2DCorrectionHistogram("zx", 0, 0)->DrawCopy("COLZ")->GetZaxis()->SetRangeUser(0, 10);
359
360 canvas->cd(4);
dd367a14 361 fTrackCorr->Get1DCorrectionHistogram("x", 0.3, 5, -1, 1)->DrawCopy()->GetYaxis()->SetRangeUser(0, 10);
362
a7f69e56 363 canvas->cd(5);
dd367a14 364 fTrackCorr->Get1DCorrectionHistogram("y", 0.3, 5, 0, 0)->DrawCopy()->GetYaxis()->SetRangeUser(0, 10);
365
a7f69e56 366 canvas->cd(6);
dd367a14 367 fTrackCorr->Get1DCorrectionHistogram("z", 0, -1, -1, 1)->DrawCopy()->GetYaxis()->SetRangeUser(0, 10);
368 }
369
370 if (fEventCorr)
371 {
a7f69e56 372 canvas->cd(7);
373 fEventCorr->GetCorrectionHistogram()->DrawCopy("COLZ")->GetYaxis()->SetRangeUser(0, 30);
374
375 canvas->cd(8);
dd367a14 376 fEventCorr->Get1DCorrectionHistogram("x")->DrawCopy();
377
a7f69e56 378 canvas->cd(9);
dd367a14 379 fEventCorr->Get1DCorrectionHistogram("y")->DrawCopy()->GetXaxis()->SetRangeUser(0, 30);
380 }
381}
382
29771dc8 383//____________________________________________________________________
384void AliCorrection::SetCorrectionToUnity()
385{
386 // set the corrections to unity
387
388 if (fEventCorr)
389 fEventCorr->SetCorrectionToUnity();
390
391 if (fTrackCorr)
392 fTrackCorr->SetCorrectionToUnity();
393}
394
395//____________________________________________________________________
396void AliCorrection::Multiply()
397{
398 // call Multiply
399
400 if (fEventCorr)
401 {
402 fEventCorr->Multiply();
403 // now we manually copy the overflow bin of the y axis (multiplicity) over. This is important to get the event count correct
5a6310fe 404 TH2* hist = fEventCorr->GetMeasuredHistogram();
29771dc8 405 for (Int_t x = 1; x <= hist->GetNbinsX(); ++x)
406 fEventCorr->GetGeneratedHistogram()->SetBinContent(x, hist->GetNbinsY() + 1, hist->GetBinContent(x, hist->GetNbinsY() + 1));
407 }
408
409 if (fTrackCorr)
410 fTrackCorr->Multiply();
411}
dd367a14 412
413//____________________________________________________________________
414void AliCorrection::Scale(Double_t factor)
415{
416 // scales the two contained corrections
417
418 fEventCorr->Scale(factor);
419 fTrackCorr->Scale(factor);
420}
421
422//____________________________________________________________________
1c15d51a 423void AliCorrection::PrintStats(Float_t zRange, Float_t etaRange, Float_t ptCut)
dd367a14 424{
1c15d51a 425 // prints statistics and effective correction factors
426
427 Printf("AliCorrection::PrintInfo: Values in |eta| < %.2f, |vtx-z| < %.2f and pt > %.2f:", etaRange, zRange, ptCut);
428
429 // prevent to be on bin border
430 zRange -= 0.1;
431 etaRange -= 0.1;
dd367a14 432
433 TH3* measured = GetTrackCorrection()->GetMeasuredHistogram();
434 TH3* generated = GetTrackCorrection()->GetGeneratedHistogram();
435
436 TH2* measuredEvents = GetEventCorrection()->GetMeasuredHistogram();
437 TH2* generatedEvents = GetEventCorrection()->GetGeneratedHistogram();
438
1c15d51a 439 Float_t tracksM = measured->Integral(measured->GetXaxis()->FindBin(-zRange), measured->GetXaxis()->FindBin(zRange), measured->GetYaxis()->FindBin(-etaRange), measured->GetYaxis()->FindBin(etaRange), measured->GetZaxis()->FindBin(ptCut), measured->GetZaxis()->GetNbins());
440 Float_t tracksG = generated->Integral(generated->GetXaxis()->FindBin(-zRange), generated->GetXaxis()->FindBin(zRange), generated->GetYaxis()->FindBin(-etaRange), generated->GetYaxis()->FindBin(etaRange), generated->GetZaxis()->FindBin(ptCut), generated->GetZaxis()->GetNbins());
dd367a14 441
1c15d51a 442 Float_t eventsM = measuredEvents->Integral(measuredEvents->GetXaxis()->FindBin(-zRange), measuredEvents->GetXaxis()->FindBin(zRange), 1, measuredEvents->GetNbinsY());
443 Float_t eventsG = generatedEvents->Integral(generatedEvents->GetXaxis()->FindBin(-zRange), generatedEvents->GetXaxis()->FindBin(zRange), 1, generatedEvents->GetNbinsY());
3dfa46a4 444
81be4ee8 445 Float_t eventsM1 = measuredEvents->Integral(measuredEvents->GetXaxis()->FindBin(-zRange), measuredEvents->GetXaxis()->FindBin(zRange), 2, measuredEvents->GetNbinsY());
446 Float_t eventsG1 = generatedEvents->Integral(generatedEvents->GetXaxis()->FindBin(-zRange), generatedEvents->GetXaxis()->FindBin(zRange), 2, generatedEvents->GetNbinsY());
447
448 Printf("tracks measured: %.1f tracks generated: %.1f, events measured: %.1f, events generated %.1f, events (N>0) measured: %.1f, events (N>0) generated %.1f", tracksM, tracksG, eventsM, eventsG, eventsM1, eventsG1);
dd367a14 449
3dfa46a4 450 if (tracksM > 0)
451 Printf("Effective average correction factor for TRACKS: %.3f", tracksG / tracksM);
452 if (eventsM > 0)
1c15d51a 453 Printf("Effective average correction factor for EVENTS: %.3f", eventsG / eventsM);
dd367a14 454
3dfa46a4 455 if (eventsM > 0 && eventsG > 0)
456 {
457 // normalize to number of events;
458 tracksM /= eventsM;
459 tracksG /= eventsG;
460
51f6de65 461 Printf("%.2f tracks/event measured, %.2f tracks/event after correction --> effective average correction factor is %.3f (pt cut %.2f GeV/c)", tracksM, tracksG, (tracksM > 0) ? (tracksG / tracksM) : -1, ptCut);
3dfa46a4 462 }
dd367a14 463}
1c15d51a 464
465//____________________________________________________________________
466void AliCorrection::PrintInfo(Float_t ptCut)
467{
468 // prints some stats
469
470 TH3* measured = GetTrackCorrection()->GetMeasuredHistogram();
471 TH3* generated = GetTrackCorrection()->GetGeneratedHistogram();
472
473 TH2* measuredEvents = GetEventCorrection()->GetMeasuredHistogram();
474 TH2* generatedEvents = GetEventCorrection()->GetGeneratedHistogram();
475
476 Printf("AliCorrection::PrintInfo: Whole phasespace:");
477
478 Printf("tracks measured: %.1f tracks generated: %.1f, events measured: %.1f, events generated %.1f", measured->Integral(), generated->Integral(), measuredEvents->Integral(), generatedEvents->Integral());
479
51f6de65 480 Printf("Example centered bin: tracks measured: %.1f tracks generated: %.1f, events measured: %.1f, events generated %.1f", measured->GetBinContent(measured->GetNbinsX() / 2, measured->GetNbinsY() / 2, measured->GetNbinsZ() / 2), generated->GetBinContent(measured->GetNbinsX() / 2, measured->GetNbinsY() / 2, measured->GetNbinsZ() / 2), measuredEvents->GetBinContent(measuredEvents->GetNbinsX() / 2, measuredEvents->GetNbinsY() / 2), generatedEvents->GetBinContent(measuredEvents->GetNbinsX() / 2, measuredEvents->GetNbinsY() / 2));
481
1d107532 482 PrintStats(10, 0.6, ptCut);
a7f69e56 483 PrintStats(10, 0.8, ptCut);
1c15d51a 484 PrintStats(10, 1.5, ptCut);
485}
610f8b68 486
487//____________________________________________________________________
488void AliCorrection::ResetErrorsOnCorrections()
489{
490 // resets the errors in the correction matrix
491
492 fEventCorr->ResetErrorsOnCorrections();
493 fTrackCorr->ResetErrorsOnCorrections();
494}