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coverity fix #24054 check if track pointer is null
[u/mrichter/AliRoot.git] / PWGCF / EBYE / macros / drawBalanceFunction2DPsi.C
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e4391c02 1const Int_t numberOfCentralityBins = 12;
a9f20288 2TString centralityArray[numberOfCentralityBins] = {"0-100","10-20","20-30","30-40","40-50","50-60","60-70","70-80","0-100","0-1","1-2","2-3"};
e4391c02 3
6acdbcb2 4
5const Int_t gRebin = 1;
6void drawBalanceFunction2DPsi(const char* filename = "AnalysisResultsPsi.root",
eb63b883 7 Int_t gCentrality = 1,
5de9ad1a 8 Int_t gBit = -1,
9 const char* gCentralityEstimator = 0x0,
52daf7b2 10 Bool_t kShowShuffled = kFALSE,
11 Bool_t kShowMixed = kTRUE,
eb63b883 12 Double_t psiMin = -0.5, Double_t psiMax = 0.5,
34616eda 13 Double_t vertexZMin = -10.,
14 Double_t vertexZMax = 10.,
6acdbcb2 15 Double_t ptTriggerMin = -1.,
16 Double_t ptTriggerMax = -1.,
17 Double_t ptAssociatedMin = -1.,
f0c5040c 18 Double_t ptAssociatedMax = -1.,
832b21d8 19 Bool_t kUseVzBinning = kTRUE,
20 Bool_t k2pMethod = kTRUE,
3de51a46 21 TString eventClass = "EventPlane", //Can be "EventPlane", "Centrality", "Multiplicity"
22 Bool_t bToy = kFALSE)
d67eae53 23{
6acdbcb2 24 //Macro that draws the BF distributions for each centrality bin
25 //for reaction plane dependent analysis
26 //Author: Panos.Christakoglou@nikhef.nl
27 //Load the PWG2ebye library
28 gSystem->Load("libANALYSIS.so");
29 gSystem->Load("libANALYSISalice.so");
30 gSystem->Load("libEventMixing.so");
31 gSystem->Load("libCORRFW.so");
32 gSystem->Load("libPWGTools.so");
33 gSystem->Load("libPWGCFebye.so");
34
9a0495b0 35 //gROOT->LoadMacro("~/SetPlotStyle.C");
36 //SetPlotStyle();
8795e993 37 gStyle->SetPalette(1,0);
15dd45a0 38
6acdbcb2 39 //Prepare the objects and return them
3de51a46 40 TList *listBF = GetListOfObjects(filename,gCentrality,gBit,gCentralityEstimator,0,bToy);
52daf7b2 41 TList *listBFShuffled = NULL;
3de51a46 42 if(kShowShuffled) listBFShuffled = GetListOfObjects(filename,gCentrality,gBit,gCentralityEstimator,1,bToy);
52daf7b2 43 TList *listBFMixed = NULL;
3de51a46 44 if(kShowMixed) listBFMixed = GetListOfObjects(filename,gCentrality,gBit,gCentralityEstimator,2,bToy);
6acdbcb2 45 if(!listBF) {
46 Printf("The TList object was not created");
47 return;
48 }
49 else
27634c13 50 draw(listBF,listBFShuffled,listBFMixed,gCentrality,gCentralityEstimator,
34616eda 51 psiMin,psiMax,vertexZMin,vertexZMax,
f0c5040c 52 ptTriggerMin,ptTriggerMax,ptAssociatedMin,ptAssociatedMax,
832b21d8 53 kUseVzBinning,k2pMethod,eventClass);
6acdbcb2 54}
55
56//______________________________________________________//
5365d1d7 57TList *GetListOfObjects(const char* filename,
58 Int_t gCentrality,
59 Int_t gBit,
60 const char *gCentralityEstimator,
3de51a46 61 Int_t kData = 1,
62 Bool_t bToy = kFALSE) {
6acdbcb2 63 //Get the TList objects (QA, bf, bf shuffled)
6acdbcb2 64 TList *listBF = 0x0;
6acdbcb2 65
66 //Open the file
5365d1d7 67 TFile *f = TFile::Open(filename,"UPDATE");
6acdbcb2 68 if((!f)||(!f->IsOpen())) {
69 Printf("The file %s is not found. Aborting...",filename);
70 return listBF;
71 }
72 //f->ls();
73
74 TDirectoryFile *dir = dynamic_cast<TDirectoryFile *>(f->Get("PWGCFEbyE.outputBalanceFunctionPsiAnalysis"));
75 if(!dir) {
76 Printf("The TDirectoryFile is not found. Aborting...",filename);
77 return listBF;
78 }
79 //dir->ls();
80
81 TString listBFName;
eb63b883 82 if(kData == 0) {
83 //cout<<"no shuffling - no mixing"<<endl;
3de51a46 84 listBFName = "listBFPsi";
eb63b883 85 }
86 else if(kData == 1) {
87 //cout<<"shuffling - no mixing"<<endl;
3de51a46 88 listBFName = "listBFPsiShuffled";
eb63b883 89 }
90 else if(kData == 2) {
91 //cout<<"no shuffling - mixing"<<endl;
3de51a46 92 listBFName = "listBFPsiMixed";
93 }
94
95 // different list names in case of toy model
96 if(!bToy){
dd46a0c3 97 listBFName += "_";
3de51a46 98 listBFName += centralityArray[gCentrality-1];
99 if(gBit > -1) {
100 listBFName += "_Bit"; listBFName += gBit; }
101 if(gCentralityEstimator) {
102 listBFName += "_"; listBFName += gCentralityEstimator;}
103 }
104 else{
105 listBFName.ReplaceAll("Psi","");
eb63b883 106 }
6acdbcb2 107
5365d1d7 108 // histograms were already retrieved (in first iteration)
109 if(dir->Get(Form("%s_histograms",listBFName.Data()))){
110 //cout<<"second iteration"<<endl;
111 listBF = dynamic_cast<TList *>(dir->Get(Form("%s_histograms",listBFName.Data())));
6acdbcb2 112 }
6acdbcb2 113
5365d1d7 114 // histograms were not yet retrieved (this is the first iteration)
115 else{
116
117 listBF = dynamic_cast<TList *>(dir->Get(listBFName.Data()));
118 cout<<"======================================================="<<endl;
5365d1d7 119 cout<<"List name: "<<listBF->GetName()<<endl;
120 //listBF->ls();
6acdbcb2 121
5365d1d7 122 //Get the histograms
123 TString histoName;
124 if(kData == 0)
27634c13 125 histoName = "fHistP";
5365d1d7 126 else if(kData == 1)
27634c13 127 histoName = "fHistP_shuffle";
5365d1d7 128 else if(kData == 2)
27634c13 129 histoName = "fHistP";
130 if(gCentralityEstimator) histoName += gCentralityEstimator;
5365d1d7 131 AliTHn *fHistP = dynamic_cast<AliTHn *>(listBF->FindObject(histoName.Data()));
132 if(!fHistP) {
133 Printf("fHistP %s not found!!!",histoName.Data());
134 break;
135 }
136 fHistP->FillParent(); fHistP->DeleteContainers();
137
138 if(kData == 0)
27634c13 139 histoName = "fHistN";
5365d1d7 140 if(kData == 1)
27634c13 141 histoName = "fHistN_shuffle";
5365d1d7 142 if(kData == 2)
27634c13 143 histoName = "fHistN";
144 if(gCentralityEstimator) histoName += gCentralityEstimator;
5365d1d7 145 AliTHn *fHistN = dynamic_cast<AliTHn *>(listBF->FindObject(histoName.Data()));
146 if(!fHistN) {
147 Printf("fHistN %s not found!!!",histoName.Data());
148 break;
149 }
150 fHistN->FillParent(); fHistN->DeleteContainers();
151
152 if(kData == 0)
27634c13 153 histoName = "fHistPN";
5365d1d7 154 if(kData == 1)
27634c13 155 histoName = "fHistPN_shuffle";
5365d1d7 156 if(kData == 2)
27634c13 157 histoName = "fHistPN";
158 if(gCentralityEstimator) histoName += gCentralityEstimator;
5365d1d7 159 AliTHn *fHistPN = dynamic_cast<AliTHn *>(listBF->FindObject(histoName.Data()));
160 if(!fHistPN) {
161 Printf("fHistPN %s not found!!!",histoName.Data());
162 break;
163 }
164 fHistPN->FillParent(); fHistPN->DeleteContainers();
165
166 if(kData == 0)
27634c13 167 histoName = "fHistNP";
5365d1d7 168 if(kData == 1)
27634c13 169 histoName = "fHistNP_shuffle";
5365d1d7 170 if(kData == 2)
27634c13 171 histoName = "fHistNP";
172 if(gCentralityEstimator) histoName += gCentralityEstimator;
5365d1d7 173 AliTHn *fHistNP = dynamic_cast<AliTHn *>(listBF->FindObject(histoName.Data()));
174 if(!fHistNP) {
175 Printf("fHistNP %s not found!!!",histoName.Data());
176 break;
177 }
178 fHistNP->FillParent(); fHistNP->DeleteContainers();
179
180 if(kData == 0)
27634c13 181 histoName = "fHistPP";
5365d1d7 182 if(kData == 1)
27634c13 183 histoName = "fHistPP_shuffle";
5365d1d7 184 if(kData == 2)
27634c13 185 histoName = "fHistPP";
186 if(gCentralityEstimator) histoName += gCentralityEstimator;
5365d1d7 187 AliTHn *fHistPP = dynamic_cast<AliTHn *>(listBF->FindObject(histoName.Data()));
188 if(!fHistPP) {
189 Printf("fHistPP %s not found!!!",histoName.Data());
190 break;
191 }
192 fHistPP->FillParent(); fHistPP->DeleteContainers();
193
194 if(kData == 0)
27634c13 195 histoName = "fHistNN";
5365d1d7 196 if(kData == 1)
27634c13 197 histoName = "fHistNN_shuffle";
5365d1d7 198 if(kData == 2)
27634c13 199 histoName = "fHistNN";
200 if(gCentralityEstimator) histoName += gCentralityEstimator;
5365d1d7 201 AliTHn *fHistNN = dynamic_cast<AliTHn *>(listBF->FindObject(histoName.Data()));
202 if(!fHistNN) {
203 Printf("fHistNN %s not found!!!",histoName.Data());
204 break;
205 }
206 fHistNN->FillParent(); fHistNN->DeleteContainers();
207
208 dir->cd();
209 listBF->Write(Form("%s_histograms",listBFName.Data()), TObject::kSingleKey);
210
211 }// first iteration
6acdbcb2 212
5365d1d7 213 f->Close();
6acdbcb2 214
215 return listBF;
216}
217
218//______________________________________________________//
eb63b883 219void draw(TList *listBF, TList *listBFShuffled, TList *listBFMixed,
27634c13 220 Int_t gCentrality, const char* gCentralityEstimator,
221 Double_t psiMin, Double_t psiMax,
34616eda 222 Double_t vertexZMin,
223 Double_t vertexZMax,
6acdbcb2 224 Double_t ptTriggerMin, Double_t ptTriggerMax,
f0c5040c 225 Double_t ptAssociatedMin, Double_t ptAssociatedMax,
832b21d8 226 Bool_t kUseVzBinning=kFALSE,
d67eae53 227 Bool_t k2pMethod = kFALSE, TString eventClass) {
6acdbcb2 228 //balance function
229 AliTHn *hP = NULL;
230 AliTHn *hN = NULL;
231 AliTHn *hPN = NULL;
232 AliTHn *hNP = NULL;
233 AliTHn *hPP = NULL;
234 AliTHn *hNN = NULL;
235 //listBF->ls();
236 //Printf("=================");
27634c13 237 TString histoName = "fHistP";
238 if(gCentralityEstimator) histoName += gCentralityEstimator;
239 hP = (AliTHn*) listBF->FindObject(histoName.Data());
52daf7b2 240 hP->SetName("gHistP");
27634c13 241 histoName = "fHistN";
242 if(gCentralityEstimator) histoName += gCentralityEstimator;
243 hN = (AliTHn*) listBF->FindObject(histoName.Data());
52daf7b2 244 hN->SetName("gHistN");
27634c13 245 histoName = "fHistPN";
246 if(gCentralityEstimator) histoName += gCentralityEstimator;
247 hPN = (AliTHn*) listBF->FindObject(histoName.Data());
52daf7b2 248 hPN->SetName("gHistPN");
27634c13 249 histoName = "fHistNP";
250 if(gCentralityEstimator) histoName += gCentralityEstimator;
251 hNP = (AliTHn*) listBF->FindObject(histoName.Data());
52daf7b2 252 hNP->SetName("gHistNP");
27634c13 253 histoName = "fHistPP";
254 if(gCentralityEstimator) histoName += gCentralityEstimator;
255 hPP = (AliTHn*) listBF->FindObject(histoName.Data());
52daf7b2 256 hPP->SetName("gHistPP");
27634c13 257 histoName = "fHistNN";
258 if(gCentralityEstimator) histoName += gCentralityEstimator;
259 hNN = (AliTHn*) listBF->FindObject(histoName.Data());
52daf7b2 260 hNN->SetName("gHistNN");
6acdbcb2 261
262 AliBalancePsi *b = new AliBalancePsi();
d67eae53 263 b->SetEventClass(eventClass);
6acdbcb2 264 b->SetHistNp(hP);
265 b->SetHistNn(hN);
266 b->SetHistNpn(hPN);
267 b->SetHistNnp(hNP);
268 b->SetHistNpp(hPP);
269 b->SetHistNnn(hNN);
832b21d8 270 if(kUseVzBinning) b->SetVertexZBinning(kTRUE);
271
6acdbcb2 272
273 //balance function shuffling
274 AliTHn *hPShuffled = NULL;
275 AliTHn *hNShuffled = NULL;
276 AliTHn *hPNShuffled = NULL;
277 AliTHn *hNPShuffled = NULL;
278 AliTHn *hPPShuffled = NULL;
279 AliTHn *hNNShuffled = NULL;
52daf7b2 280 if(listBFShuffled) {
281 //listBFShuffled->ls();
abf0c200 282 histoName = "fHistP_shuffle";
27634c13 283 if(gCentralityEstimator) histoName += gCentralityEstimator;
284 hPShuffled = (AliTHn*) listBFShuffled->FindObject(histoName.Data());
52daf7b2 285 hPShuffled->SetName("gHistPShuffled");
abf0c200 286 histoName = "fHistN_shuffle";
27634c13 287 if(gCentralityEstimator) histoName += gCentralityEstimator;
288 hNShuffled = (AliTHn*) listBFShuffled->FindObject(histoName.Data());
52daf7b2 289 hNShuffled->SetName("gHistNShuffled");
abf0c200 290 histoName = "fHistPN_shuffle";
27634c13 291 if(gCentralityEstimator) histoName += gCentralityEstimator;
292 hPNShuffled = (AliTHn*) listBFShuffled->FindObject(histoName.Data());
52daf7b2 293 hPNShuffled->SetName("gHistPNShuffled");
abf0c200 294 histoName = "fHistNP_shuffle";
27634c13 295 if(gCentralityEstimator) histoName += gCentralityEstimator;
296 hNPShuffled = (AliTHn*) listBFShuffled->FindObject(histoName.Data());
52daf7b2 297 hNPShuffled->SetName("gHistNPShuffled");
abf0c200 298 histoName = "fHistPP_shuffle";
27634c13 299 if(gCentralityEstimator) histoName += gCentralityEstimator;
300 hPPShuffled = (AliTHn*) listBFShuffled->FindObject(histoName.Data());
52daf7b2 301 hPPShuffled->SetName("gHistPPShuffled");
abf0c200 302 histoName = "fHistNN_shuffle";
27634c13 303 if(gCentralityEstimator) histoName += gCentralityEstimator;
304 hNNShuffled = (AliTHn*) listBFShuffled->FindObject(histoName.Data());
52daf7b2 305 hNNShuffled->SetName("gHistNNShuffled");
306
307 AliBalancePsi *bShuffled = new AliBalancePsi();
d67eae53 308 bShuffled->SetEventClass(eventClass);
52daf7b2 309 bShuffled->SetHistNp(hPShuffled);
310 bShuffled->SetHistNn(hNShuffled);
311 bShuffled->SetHistNpn(hPNShuffled);
312 bShuffled->SetHistNnp(hNPShuffled);
313 bShuffled->SetHistNpp(hPPShuffled);
314 bShuffled->SetHistNnn(hNNShuffled);
832b21d8 315 if(kUseVzBinning) bShuffled->SetVertexZBinning(kTRUE);
316
52daf7b2 317 }
6acdbcb2 318
eb63b883 319 //balance function mixing
320 AliTHn *hPMixed = NULL;
321 AliTHn *hNMixed = NULL;
322 AliTHn *hPNMixed = NULL;
323 AliTHn *hNPMixed = NULL;
324 AliTHn *hPPMixed = NULL;
325 AliTHn *hNNMixed = NULL;
eb63b883 326
52daf7b2 327 if(listBFMixed) {
328 //listBFMixed->ls();
27634c13 329 histoName = "fHistP";
330 if(gCentralityEstimator) histoName += gCentralityEstimator;
331 hPMixed = (AliTHn*) listBFMixed->FindObject(histoName.Data());
52daf7b2 332 hPMixed->SetName("gHistPMixed");
27634c13 333 histoName = "fHistN";
334 if(gCentralityEstimator) histoName += gCentralityEstimator;
335 hNMixed = (AliTHn*) listBFMixed->FindObject(histoName.Data());
52daf7b2 336 hNMixed->SetName("gHistNMixed");
27634c13 337 histoName = "fHistPN";
338 if(gCentralityEstimator) histoName += gCentralityEstimator;
339 hPNMixed = (AliTHn*) listBFMixed->FindObject(histoName.Data());
52daf7b2 340 hPNMixed->SetName("gHistPNMixed");
27634c13 341 histoName = "fHistNP";
342 if(gCentralityEstimator) histoName += gCentralityEstimator;
343 hNPMixed = (AliTHn*) listBFMixed->FindObject(histoName.Data());
344 histoName = "fHistNP";
345 if(gCentralityEstimator) histoName += gCentralityEstimator;
52daf7b2 346 hNPMixed->SetName("gHistNPMixed");
27634c13 347 histoName = "fHistPP";
348 if(gCentralityEstimator) histoName += gCentralityEstimator;
349 hPPMixed = (AliTHn*) listBFMixed->FindObject(histoName.Data());
52daf7b2 350 hPPMixed->SetName("gHistPPMixed");
27634c13 351 histoName = "fHistNN";
352 if(gCentralityEstimator) histoName += gCentralityEstimator;
353 hNNMixed = (AliTHn*) listBFMixed->FindObject(histoName.Data());
52daf7b2 354 hNNMixed->SetName("gHistNNMixed");
355
356 AliBalancePsi *bMixed = new AliBalancePsi();
d67eae53 357 bMixed->SetEventClass(eventClass);
52daf7b2 358 bMixed->SetHistNp(hPMixed);
359 bMixed->SetHistNn(hNMixed);
360 bMixed->SetHistNpn(hPNMixed);
361 bMixed->SetHistNnp(hNPMixed);
362 bMixed->SetHistNpp(hPPMixed);
363 bMixed->SetHistNnn(hNNMixed);
832b21d8 364 if(kUseVzBinning) bMixed->SetVertexZBinning(kTRUE);
365
52daf7b2 366 }
eb63b883 367
6acdbcb2 368 TH2D *gHistBalanceFunction;
eb63b883 369 TH2D *gHistBalanceFunctionSubtracted;
6acdbcb2 370 TH2D *gHistBalanceFunctionShuffled;
eb63b883 371 TH2D *gHistBalanceFunctionMixed;
6acdbcb2 372 TString histoTitle, pngName;
6acdbcb2 373
d67eae53 374 if(eventClass == "Centrality"){
375 histoTitle = "Centrality: ";
376 histoTitle += psiMin;
377 histoTitle += " - ";
378 histoTitle += psiMax;
379 histoTitle += " % ";
52daf7b2 380 histoTitle += " (0^{o} < #varphi - #Psi_{2} < 180^{o})";
d67eae53 381 }
382 else if(eventClass == "Multiplicity"){
383 histoTitle = "Multiplicity: ";
384 histoTitle += psiMin;
385 histoTitle += " - ";
386 histoTitle += psiMax;
387 histoTitle += " tracks";
388 histoTitle += " (0^{o} < #varphi - #Psi_{2} < 180^{o})";
389 }
390 else{ // "EventPlane" (default)
391 histoTitle = "Centrality: ";
392 histoTitle += centralityArray[gCentrality-1];
393 histoTitle += "%";
394 if((psiMin == -0.5)&&(psiMax == 0.5))
395 histoTitle += " (-7.5^{o} < #varphi - #Psi_{2} < 7.5^{o})";
396 else if((psiMin == 0.5)&&(psiMax == 1.5))
397 histoTitle += " (37.5^{o} < #varphi - #Psi_{2} < 52.5^{o})";
398 else if((psiMin == 1.5)&&(psiMax == 2.5))
399 histoTitle += " (82.5^{o} < #varphi - #Psi_{2} < 97.5^{o})";
400 else
401 histoTitle += " (0^{o} < #varphi - #Psi_{2} < 180^{o})";
402 }
403
f0c5040c 404 if(k2pMethod)
405 if(bMixed)
34616eda 406 gHistBalanceFunction = b->GetBalanceFunctionDeltaEtaDeltaPhi2pMethod(psiMin,psiMax,vertexZMin,vertexZMax,ptTriggerMin,ptTriggerMax,ptAssociatedMin,ptAssociatedMax,bMixed);
f0c5040c 407 else{
408 cerr<<"NO MIXED BF BUT REQUESTED CORRECTING WITH IT! --> FAIL"<<endl;
409 return;
410 }
411 else
34616eda 412 gHistBalanceFunction = b->GetBalanceFunctionDeltaEtaDeltaPhi(psiMin,psiMax,vertexZMin,vertexZMax,ptTriggerMin,ptTriggerMax,ptAssociatedMin,ptAssociatedMax);
6acdbcb2 413 gHistBalanceFunction->SetTitle(histoTitle.Data());
414 gHistBalanceFunction->GetYaxis()->SetTitleOffset(1.3);
eb63b883 415 gHistBalanceFunction->SetName("gHistBalanceFunction");
416
52daf7b2 417 if(listBFShuffled) {
f0c5040c 418
419 if(k2pMethod)
420 if(bMixed)
34616eda 421 gHistBalanceFunctionShuffled = bShuffled->GetBalanceFunctionDeltaEtaDeltaPhi2pMethod(psiMin,psiMax,vertexZMin,vertexZMax,ptTriggerMin,ptTriggerMax,ptAssociatedMin,ptAssociatedMax,bMixed);
f0c5040c 422 else{
423 cerr<<"NO MIXED BF BUT REQUESTED CORRECTING WITH IT! --> FAIL"<<endl;
424 return;
425 }
426 else
34616eda 427 gHistBalanceFunctionShuffled = bShuffled->GetBalanceFunctionDeltaEtaDeltaPhi(psiMin,psiMax,vertexZMin,vertexZMax,ptTriggerMin,ptTriggerMax,ptAssociatedMin,ptAssociatedMax);
52daf7b2 428 gHistBalanceFunctionShuffled->SetTitle(histoTitle.Data());
429 gHistBalanceFunctionShuffled->GetYaxis()->SetTitleOffset(1.3);
430 gHistBalanceFunctionShuffled->SetName("gHistBalanceFunctionShuffled");
431 }
eb63b883 432
52daf7b2 433 if(listBFMixed) {
f0c5040c 434 if(k2pMethod)
435 if(bMixed)
34616eda 436 gHistBalanceFunctionMixed = bMixed->GetBalanceFunctionDeltaEtaDeltaPhi2pMethod(psiMin,psiMax,vertexZMin,vertexZMax,ptTriggerMin,ptTriggerMax,ptAssociatedMin,ptAssociatedMax,bMixed);
f0c5040c 437 else{
438 cerr<<"NO MIXED BF BUT REQUESTED CORRECTING WITH IT! --> FAIL"<<endl;
439 return;
440 }
441 else
34616eda 442 gHistBalanceFunctionMixed = bMixed->GetBalanceFunctionDeltaEtaDeltaPhi(psiMin,psiMax,vertexZMin,vertexZMax,ptTriggerMin,ptTriggerMax,ptAssociatedMin,ptAssociatedMax);
52daf7b2 443 gHistBalanceFunctionMixed->SetTitle(histoTitle.Data());
444 gHistBalanceFunctionMixed->GetYaxis()->SetTitleOffset(1.3);
445 gHistBalanceFunctionMixed->SetName("gHistBalanceFunctionMixed");
446
447 gHistBalanceFunctionSubtracted = dynamic_cast<TH2D *>(gHistBalanceFunction->Clone());
448 gHistBalanceFunctionSubtracted->Add(gHistBalanceFunctionMixed,-1);
449 gHistBalanceFunctionSubtracted->SetTitle(histoTitle.Data());
450 gHistBalanceFunctionSubtracted->GetYaxis()->SetTitleOffset(1.3);
451 gHistBalanceFunctionSubtracted->SetName("gHistBalanceFunctionSubtracted");
452 }
eb63b883 453
454 //Draw the results
455 TCanvas *c1 = new TCanvas("c1","",0,0,600,500);
6acdbcb2 456 c1->SetFillColor(10);
457 c1->SetHighLightColor(10);
458 c1->SetLeftMargin(0.15);
eb63b883 459 gHistBalanceFunction->DrawCopy("lego2");
5de9ad1a 460 gPad->SetTheta(30); // default is 30
461 gPad->SetPhi(-60); // default is 30
462 gPad->Update();
eb63b883 463 TCanvas *c1a = new TCanvas("c1a","",600,0,600,500);
464 c1a->SetFillColor(10);
465 c1a->SetHighLightColor(10);
466 c1a->SetLeftMargin(0.15);
467 gHistBalanceFunction->DrawCopy("colz");
468
52daf7b2 469 if(listBFShuffled) {
470 TCanvas *c2 = new TCanvas("c2","",100,100,600,500);
471 c2->SetFillColor(10);
472 c2->SetHighLightColor(10);
473 c2->SetLeftMargin(0.15);
474 gHistBalanceFunctionShuffled->DrawCopy("lego2");
5de9ad1a 475 gPad->SetTheta(30); // default is 30
476 gPad->SetPhi(-60); // default is 30
477 gPad->Update();
52daf7b2 478 TCanvas *c2a = new TCanvas("c2a","",700,100,600,500);
479 c2a->SetFillColor(10);
480 c2a->SetHighLightColor(10);
481 c2a->SetLeftMargin(0.15);
482 gHistBalanceFunctionShuffled->DrawCopy("colz");
483 }
eb63b883 484
52daf7b2 485 if(listBFMixed) {
486 TCanvas *c3 = new TCanvas("c3","",200,200,600,500);
487 c3->SetFillColor(10);
488 c3->SetHighLightColor(10);
489 c3->SetLeftMargin(0.15);
490 gHistBalanceFunctionMixed->DrawCopy("lego2");
5de9ad1a 491 gPad->SetTheta(30); // default is 30
492 gPad->SetPhi(-60); // default is 30
493 gPad->Update();
52daf7b2 494 TCanvas *c3a = new TCanvas("c3a","",800,200,600,500);
495 c3a->SetFillColor(10);
496 c3a->SetHighLightColor(10);
497 c3a->SetLeftMargin(0.15);
498 gHistBalanceFunctionMixed->DrawCopy("colz");
eb63b883 499
52daf7b2 500 TCanvas *c4 = new TCanvas("c4","",300,300,600,500);
501 c4->SetFillColor(10);
502 c4->SetHighLightColor(10);
503 c4->SetLeftMargin(0.15);
504 gHistBalanceFunctionSubtracted->DrawCopy("lego2");
5de9ad1a 505 gPad->SetTheta(30); // default is 30
506 gPad->SetPhi(-60); // default is 30
507 gPad->Update();
52daf7b2 508 TCanvas *c4a = new TCanvas("c4a","",900,300,600,500);
509 c4a->SetFillColor(10);
510 c4a->SetHighLightColor(10);
511 c4a->SetLeftMargin(0.15);
512 gHistBalanceFunctionSubtracted->DrawCopy("colz");
742af4bd 513
bd36d661 514 fitbalanceFunction(gCentrality, psiMin , psiMax,
742af4bd 515 ptTriggerMin, ptTriggerMax,
516 ptAssociatedMin, ptAssociatedMax,
d67eae53 517 gHistBalanceFunctionSubtracted,k2pMethod, eventClass);
52daf7b2 518 }
eb63b883 519
d67eae53 520 TString newFileName = "balanceFunction2D.";
521 if(eventClass == "Centrality"){
522 newFileName += Form("Centrality%.1fTo%.1f",psiMin,psiMax);
523 newFileName += ".PsiAll.PttFrom";
524 }
525 else if(eventClass == "Multiplicity"){
526 newFileName += Form("Multiplicity%.0fTo%.0f",psiMin,psiMax);
527 newFileName += ".PsiAll.PttFrom";
528 }
529 else{ // "EventPlane" (default)
530 newFileName += "Centrality";
531 newFileName += gCentrality; newFileName += ".Psi";
532 if((psiMin == -0.5)&&(psiMax == 0.5)) newFileName += "InPlane.Ptt";
533 else if((psiMin == 0.5)&&(psiMax == 1.5)) newFileName += "Intermediate.Ptt";
534 else if((psiMin == 1.5)&&(psiMax == 2.5)) newFileName += "OutOfPlane.Ptt";
535 else if((psiMin == 2.5)&&(psiMax == 3.5)) newFileName += "Rest.PttFrom";
536 else newFileName += "All.PttFrom";
537 }
648f1a5a 538 newFileName += Form("%.1f",ptTriggerMin); newFileName += "To";
539 newFileName += Form("%.1f",ptTriggerMax); newFileName += "PtaFrom";
540 newFileName += Form("%.1f",ptAssociatedMin); newFileName += "To";
541 newFileName += Form("%.1f",ptAssociatedMax);
f0c5040c 542 if(k2pMethod) newFileName += "_2pMethod";
a9f20288 543
a2da950e 544 newFileName += "_";
545 newFileName += Form("%.1f",psiMin);
546 newFileName += "-";
547 newFileName += Form("%.1f",psiMax);
548 newFileName += ".root";
eb63b883 549
550 TFile *fOutput = new TFile(newFileName.Data(),"recreate");
551 fOutput->cd();
52daf7b2 552 /*hP->Write(); hN->Write();
553 hPN->Write(); hNP->Write();
554 hPP->Write(); hNN->Write();
555 hPShuffled->Write(); hNShuffled->Write();
556 hPNShuffled->Write(); hNPShuffled->Write();
557 hPPShuffled->Write(); hNNShuffled->Write();
558 hPMixed->Write(); hNMixed->Write();
559 hPNMixed->Write(); hNPMixed->Write();
560 hPPMixed->Write(); hNNMixed->Write();*/
eb63b883 561 gHistBalanceFunction->Write();
52daf7b2 562 if(listBFShuffled) gHistBalanceFunctionShuffled->Write();
563 if(listBFMixed) {
564 gHistBalanceFunctionMixed->Write();
565 gHistBalanceFunctionSubtracted->Write();
566 }
eb63b883 567 fOutput->Close();
6acdbcb2 568}
569
742af4bd 570//____________________________________________________________//
571void fitbalanceFunction(Int_t gCentrality = 1,
572 Double_t psiMin = -0.5, Double_t psiMax = 3.5,
573 Double_t ptTriggerMin = -1.,
574 Double_t ptTriggerMax = -1.,
575 Double_t ptAssociatedMin = -1.,
576 Double_t ptAssociatedMax = -1.,
d67eae53 577 TH2D *gHist,
578 Bool_t k2pMethod = kFALSE,
579 TString eventClass="EventPlane") {
48f521eb 580 //balancing charges: [1]*TMath::Exp(-0.5*TMath::Power(((x - [3])/[2]),2)-0.5*TMath::Power(((y - [5])/[4]),2))
581 //short range correlations: [6]*TMath::Exp(-0.5*TMath::Power(((x - [8])/[7]),2)-0.5*TMath::Power(((y - [10])/[9]),2))
742af4bd 582 cout<<"FITTING FUNCTION"<<endl;
583
48f521eb 584 TF2 *gFitFunction = new TF2("gFitFunction","[0] + [1]*TMath::Exp(-0.5*TMath::Power(((x - [3])/[2]),2)-0.5*TMath::Power(((y - [5])/[4]),2)) + [6]*TMath::Exp(-0.5*TMath::Power(((x - [8])/[7]),2)-0.5*TMath::Power(((y - [10])/[9]),2))",-1.2,1.2,-TMath::Pi()/2.,3.*TMath::Pi()/2.);
742af4bd 585 gFitFunction->SetName("gFitFunction");
586
742af4bd 587 //Normalization
588 gFitFunction->SetParName(0,"N1");
48f521eb 589 gFitFunction->SetParameter(0,1.0);
590
591 //2D balance function
592 gFitFunction->SetParName(1,"N_{BF}");
593 gFitFunction->SetParameter(1,1.0);
594 gFitFunction->SetParLimits(1, 0., 100.);
595 gFitFunction->SetParName(2,"Sigma_{BF}(delta eta)");
596 gFitFunction->SetParameter(2,0.6);
597 gFitFunction->SetParLimits(2, 0., 1.);
598 gFitFunction->SetParName(3,"Mean_{BF}(delta eta)");
599 gFitFunction->SetParameter(3,0.0);
600 gFitFunction->SetParLimits(3, -0.2, 0.2);
601 gFitFunction->SetParName(4,"Sigma_{BF}(delta phi)");
602 gFitFunction->SetParameter(4,0.6);
603 gFitFunction->SetParLimits(4, 0., 1.);
604 gFitFunction->SetParName(5,"Mean_{BF}(delta phi)");
605 gFitFunction->SetParameter(5,0.0);
606 gFitFunction->SetParLimits(5, -0.2, 0.2);
607
608 //short range structure
609 gFitFunction->SetParName(6,"N_{SR}");
610 gFitFunction->SetParameter(6,5.0);
611 gFitFunction->SetParLimits(6, 0., 100.);
612 gFitFunction->SetParName(7,"Sigma_{SR}(delta eta)");
613 gFitFunction->SetParameter(7,0.01);
614 gFitFunction->SetParLimits(7, 0.0, 0.1);
615 gFitFunction->SetParName(8,"Mean_{SR}(delta eta)");
616 gFitFunction->SetParameter(8,0.0);
617 gFitFunction->SetParLimits(8, -0.01, 0.01);
618 gFitFunction->SetParName(9,"Sigma_{SR}(delta phi)");
619 gFitFunction->SetParameter(9,0.01);
620 gFitFunction->SetParLimits(9, 0.0, 0.1);
621 gFitFunction->SetParName(10,"Mean_{SR}(delta phi)");
622 gFitFunction->SetParameter(10,0.0);
623 gFitFunction->SetParLimits(10, -0.01, 0.01);
742af4bd 624
625
626 //Cloning the histogram
742af4bd 627 TH2D *gHistResidual = dynamic_cast<TH2D *>(gHist->Clone());
628 gHistResidual->SetName("gHistResidual");
629 gHistResidual->Sumw2();
630
48f521eb 631 //Fitting the 2D bf
632 for(Int_t iAttempt = 0; iAttempt < 10; iAttempt++) {
633 gHist->Fit("gFitFunction","nm");
634 for(Int_t iParam = 0; iParam < 11; iParam++)
635 gFitFunction->SetParameter(iParam,gFitFunction->GetParameter(iParam));
742af4bd 636 }
48f521eb 637 cout<<"======================================================"<<endl;
638 cout<<"Fit chi2/ndf: "<<gFitFunction->GetChisquare()/gFitFunction->GetNDF()<<" - chi2: "<<gFitFunction->GetChisquare()<<" - ndf: "<<gFitFunction->GetNDF()<<endl;
639 cout<<"======================================================"<<endl;
640
641 //Getting the residual
642 gHistResidual->Add(gFitFunction,-1);
742af4bd 643
644 //Write to output file
d67eae53 645 TString newFileName = "balanceFunctionFit2D.";
646 if(eventClass == "Centrality"){
647 newFileName += Form("Centrality%.1fTo%.1f",psiMin,psiMax);
648 newFileName += ".PsiAll.PttFrom";
649 }
650 else if(eventClass == "Multiplicity"){
651 newFileName += Form("Multiplicity%.0fTo%.0f",psiMin,psiMax);
652 newFileName += ".PsiAll.PttFrom";
653 }
654 else{ // "EventPlane" (default)
655 newFileName += "Centrality";
656 newFileName += gCentrality; newFileName += ".Psi";
657 if((psiMin == -0.5)&&(psiMax == 0.5)) newFileName += "InPlane.Ptt";
658 else if((psiMin == 0.5)&&(psiMax == 1.5)) newFileName += "Intermediate.Ptt";
659 else if((psiMin == 1.5)&&(psiMax == 2.5)) newFileName += "OutOfPlane.Ptt";
660 else if((psiMin == 2.5)&&(psiMax == 3.5)) newFileName += "Rest.PttFrom";
661 else newFileName += "All.PttFrom";
662 }
742af4bd 663 newFileName += Form("%.1f",ptTriggerMin); newFileName += "To";
664 newFileName += Form("%.1f",ptTriggerMax); newFileName += "PtaFrom";
665 newFileName += Form("%.1f",ptAssociatedMin); newFileName += "To";
666 newFileName += Form("%.1f",ptAssociatedMax);
d67eae53 667 if(k2pMethod) newFileName += "_2pMethod";
a9f20288 668
669 newFileName += "_";
670 newFileName += Form("%.1f",psiMin);
671 newFileName += "-";
672 newFileName += Form("%.1f",psiMax);
742af4bd 673 newFileName += ".root";
a9f20288 674
742af4bd 675 TFile *newFile = TFile::Open(newFileName.Data(),"recreate");
676 gHist->Write();
742af4bd 677 gHistResidual->Write();
678 gFitFunction->Write();
679 newFile->Close();
742af4bd 680}
681
eb63b883 682//____________________________________________________________//
648f1a5a 683void drawBFPsi2D(const char* lhcPeriod = "LHC11h",
bd36d661 684 const char* gCentralityEstimator = "V0M",
685 Int_t gBit = 128,
686 const char* gEventPlaneEstimator = "VZERO",
648f1a5a 687 Int_t gCentrality = 1,
688 Bool_t kShowShuffled = kFALSE,
689 Bool_t kShowMixed = kFALSE,
eb63b883 690 Double_t psiMin = -0.5, Double_t psiMax = 0.5,
691 Double_t ptTriggerMin = -1.,
692 Double_t ptTriggerMax = -1.,
693 Double_t ptAssociatedMin = -1.,
bd36d661 694 Double_t ptAssociatedMax = -1.,
695 Bool_t k2pMethod = kTRUE) {
eb63b883 696 //Macro that draws the BF distributions for each centrality bin
697 //for reaction plane dependent analysis
698 //Author: Panos.Christakoglou@nikhef.nl
db7174c0 699 TGaxis::SetMaxDigits(3);
eb63b883 700
701 //Get the input file
bd36d661 702 TString filename = lhcPeriod;
703 filename += "/Centrality"; filename += gCentralityEstimator;
704 filename += "_Bit"; filename += gBit;
705 filename += "_"; filename += gEventPlaneEstimator;
706 filename +="/PttFrom";
648f1a5a 707 filename += Form("%.1f",ptTriggerMin); filename += "To";
708 filename += Form("%.1f",ptTriggerMax); filename += "PtaFrom";
709 filename += Form("%.1f",ptAssociatedMin); filename += "To";
710 filename += Form("%.1f",ptAssociatedMax);
711 filename += "/balanceFunction2D.Centrality";
eb63b883 712 filename += gCentrality; filename += ".Psi";
713 if((psiMin == -0.5)&&(psiMax == 0.5)) filename += "InPlane.Ptt";
714 else if((psiMin == 0.5)&&(psiMax == 1.5)) filename += "Intermediate.Ptt";
715 else if((psiMin == 1.5)&&(psiMax == 2.5)) filename += "OutOfPlane.Ptt";
648f1a5a 716 else if((psiMin == 2.5)&&(psiMax == 3.5)) filename += "Rest.Ptt";
717 else filename += "All.PttFrom";
718 filename += Form("%.1f",ptTriggerMin); filename += "To";
db7174c0 719 filename += Form("%.1f",ptTriggerMax); filename += "PtaFrom";
648f1a5a 720 filename += Form("%.1f",ptAssociatedMin); filename += "To";
bd36d661 721 filename += Form("%.1f",ptAssociatedMax);
722 if(k2pMethod) filename += "_2pMethod";
a9f20288 723
724 filename += "_";
725 filename += Form("%.1f",psiMin);
726 filename += "-";
727 filename += Form("%.1f",psiMax);
bd36d661 728 filename += ".root";
eb63b883 729
730 //Open the file
731 TFile *f = TFile::Open(filename.Data());
732 if((!f)||(!f->IsOpen())) {
733 Printf("The file %s is not found. Aborting...",filename);
734 return listBF;
6acdbcb2 735 }
eb63b883 736 //f->ls();
737
738 //Raw balance function
739 TH1D *gHistBalanceFunction = dynamic_cast<TH1D *>(f->Get("gHistBalanceFunction"));
740 gHistBalanceFunction->SetStats(kFALSE);
741 gHistBalanceFunction->GetXaxis()->SetNdivisions(10);
742 gHistBalanceFunction->GetYaxis()->SetNdivisions(10);
743 gHistBalanceFunction->GetZaxis()->SetNdivisions(10);
744 gHistBalanceFunction->GetXaxis()->SetTitleOffset(1.3);
745 gHistBalanceFunction->GetYaxis()->SetTitleOffset(1.3);
746 gHistBalanceFunction->GetZaxis()->SetTitleOffset(1.3);
747 gHistBalanceFunction->GetXaxis()->SetTitle("#Delta #eta");
27634c13 748 gHistBalanceFunction->GetYaxis()->SetTitle("#Delta #varphi (rad)");
15dd45a0 749 gHistBalanceFunction->GetZaxis()->SetTitle("B(#Delta #eta, #Delta #varphi)");
eb63b883 750
751 //Shuffled balance function
648f1a5a 752 if(kShowShuffled) {
753 TH1D *gHistBalanceFunctionShuffled = dynamic_cast<TH1D *>(f->Get("gHistBalanceFunctionShuffled"));
754 gHistBalanceFunctionShuffled->SetStats(kFALSE);
755 gHistBalanceFunctionShuffled->GetXaxis()->SetNdivisions(10);
756 gHistBalanceFunctionShuffled->GetYaxis()->SetNdivisions(10);
757 gHistBalanceFunctionShuffled->GetZaxis()->SetNdivisions(10);
758 gHistBalanceFunctionShuffled->GetXaxis()->SetTitleOffset(1.3);
759 gHistBalanceFunctionShuffled->GetYaxis()->SetTitleOffset(1.3);
760 gHistBalanceFunctionShuffled->GetZaxis()->SetTitleOffset(1.3);
761 gHistBalanceFunctionShuffled->GetXaxis()->SetTitle("#Delta #eta");
27634c13 762 gHistBalanceFunctionShuffled->GetYaxis()->SetTitle("#Delta #varphi (rad)");
648f1a5a 763 gHistBalanceFunctionShuffled->GetZaxis()->SetTitle("B(#Delta #eta, #Delta #varphi)");
764 }
eb63b883 765
766 //Mixed balance function
648f1a5a 767 if(kShowMixed) {
768 TH1D *gHistBalanceFunctionMixed = dynamic_cast<TH1D *>(f->Get("gHistBalanceFunctionMixed"));
769 gHistBalanceFunctionMixed->SetStats(kFALSE);
770 gHistBalanceFunctionMixed->GetXaxis()->SetNdivisions(10);
771 gHistBalanceFunctionMixed->GetYaxis()->SetNdivisions(10);
772 gHistBalanceFunctionMixed->GetZaxis()->SetNdivisions(10);
773 gHistBalanceFunctionMixed->GetXaxis()->SetTitleOffset(1.3);
774 gHistBalanceFunctionMixed->GetYaxis()->SetTitleOffset(1.3);
775 gHistBalanceFunctionMixed->GetZaxis()->SetTitleOffset(1.3);
776 gHistBalanceFunctionMixed->GetXaxis()->SetTitle("#Delta #eta");
27634c13 777 gHistBalanceFunctionMixed->GetYaxis()->SetTitle("#Delta #varphi (rad)");
648f1a5a 778 gHistBalanceFunctionMixed->GetZaxis()->SetTitle("B(#Delta #eta, #Delta #varphi)");
779 }
eb63b883 780
781 //Subtracted balance function
648f1a5a 782 if(kShowMixed) {
783 TH1D *gHistBalanceFunctionSubtracted = dynamic_cast<TH1D *>(f->Get("gHistBalanceFunctionSubtracted"));
784 gHistBalanceFunctionSubtracted->SetStats(kFALSE);
785 gHistBalanceFunctionSubtracted->GetXaxis()->SetNdivisions(10);
786 gHistBalanceFunctionSubtracted->GetYaxis()->SetNdivisions(10);
787 gHistBalanceFunctionSubtracted->GetZaxis()->SetNdivisions(10);
788 gHistBalanceFunctionSubtracted->GetXaxis()->SetTitleOffset(1.3);
789 gHistBalanceFunctionSubtracted->GetYaxis()->SetTitleOffset(1.3);
790 gHistBalanceFunctionSubtracted->GetZaxis()->SetTitleOffset(1.3);
791 gHistBalanceFunctionSubtracted->GetXaxis()->SetTitle("#Delta #eta");
27634c13 792 gHistBalanceFunctionSubtracted->GetYaxis()->SetTitle("#Delta #varphi (rad)");
648f1a5a 793 gHistBalanceFunctionSubtracted->GetZaxis()->SetTitle("B(#Delta #eta, #Delta #varphi)");
794 }
795
eb63b883 796 TString pngName;
797
798 TString centralityLatex = "Centrality: ";
799 centralityLatex += centralityArray[gCentrality-1];
800 centralityLatex += "%";
801
802 TString psiLatex;
803 if((psiMin == -0.5)&&(psiMax == 0.5))
804 psiLatex = " -7.5^{o} < #varphi - #Psi_{2} < 7.5^{o}";
805 else if((psiMin == 0.5)&&(psiMax == 1.5))
806 psiLatex = " 37.5^{o} < #varphi - #Psi_{2} < 52.5^{o}";
807 else if((psiMin == 1.5)&&(psiMax == 2.5))
808 psiLatex = " 82.5^{o} < #varphi - #Psi_{2} < 97.5^{o}";
809 else
810 psiLatex = " 0^{o} < #varphi - #Psi_{2} < 180^{o}";
811
812 TString pttLatex = Form("%.1f",ptTriggerMin);
813 pttLatex += " < p_{T}^{t} < "; pttLatex += Form("%.1f",ptTriggerMax);
814 pttLatex += " GeV/c";
815
816 TString ptaLatex = Form("%.1f",ptAssociatedMin);
817 ptaLatex += " < p_{T}^{a} < "; ptaLatex += Form("%.1f",ptAssociatedMax);
818 ptaLatex += " GeV/c";
819
820 TLatex *latexInfo1 = new TLatex();
821 latexInfo1->SetNDC();
15dd45a0 822 latexInfo1->SetTextSize(0.045);
eb63b883 823 latexInfo1->SetTextColor(1);
824
825 //Draw the results
826 TCanvas *c1 = new TCanvas("c1","Raw balance function 2D",0,0,600,500);
827 c1->SetFillColor(10); c1->SetHighLightColor(10);
828 c1->SetLeftMargin(0.17); c1->SetTopMargin(0.05);
bd36d661 829 gHistBalanceFunction->SetTitle("");
eb63b883 830 gHistBalanceFunction->GetYaxis()->SetTitleOffset(1.4);
831 gHistBalanceFunction->GetYaxis()->SetNdivisions(10);
27634c13 832 gHistBalanceFunction->GetXaxis()->SetRangeUser(-1.4,1.4);
eb63b883 833 gHistBalanceFunction->GetXaxis()->SetNdivisions(10);
27634c13 834 gHistBalanceFunction->GetYaxis()->SetTitle("#Delta #varphi (rad)");
eb63b883 835 gHistBalanceFunction->DrawCopy("lego2");
5de9ad1a 836 gPad->SetTheta(30); // default is 30
837 gPad->SetPhi(-60); // default is 30
838 gPad->Update();
eb63b883 839
15dd45a0 840 latexInfo1->DrawLatex(0.64,0.88,centralityLatex.Data());
841 latexInfo1->DrawLatex(0.64,0.82,psiLatex.Data());
842 latexInfo1->DrawLatex(0.64,0.76,pttLatex.Data());
843 latexInfo1->DrawLatex(0.64,0.70,ptaLatex.Data());
eb63b883 844
bd36d661 845 TString pngName = "BalanceFunction2D.";
846 pngName += "Centrality";
847 pngName += gCentrality;
848 if((psiMin == -0.5)&&(psiMax == 0.5)) pngName += "InPlane.Ptt";
849 else if((psiMin == 0.5)&&(psiMax == 1.5)) pngName += "Intermediate.Ptt";
850 else if((psiMin == 1.5)&&(psiMax == 2.5)) pngName += "OutOfPlane.Ptt";
851 else if((psiMin == 2.5)&&(psiMax == 3.5)) pngName += "Rest.PttFrom";
852 else pngName += "All.PttFrom";
853 pngName += Form("%.1f",ptTriggerMin); pngName += "To";
854 pngName += Form("%.1f",ptTriggerMax); pngName += "PtaFrom";
855 pngName += Form("%.1f",ptAssociatedMin); pngName += "To";
856 pngName += Form("%.1f",ptAssociatedMax);
857 if(k2pMethod) pngName += "_2pMethod";
858 pngName += ".png";
859
860 c1->SaveAs(pngName.Data());
861
648f1a5a 862 if(kShowShuffled) {
863 TCanvas *c2 = new TCanvas("c2","Shuffled balance function 2D",100,100,600,500);
864 c2->SetFillColor(10); c2->SetHighLightColor(10);
865 c2->SetLeftMargin(0.17); c2->SetTopMargin(0.05);
866 gHistBalanceFunctionShuffled->SetTitle("Shuffled events");
867 gHistBalanceFunctionShuffled->GetYaxis()->SetTitleOffset(1.4);
868 gHistBalanceFunctionShuffled->GetYaxis()->SetNdivisions(10);
869 gHistBalanceFunctionShuffled->GetXaxis()->SetNdivisions(10);
870 gHistBalanceFunctionShuffled->DrawCopy("lego2");
5de9ad1a 871 gPad->SetTheta(30); // default is 30
872 gPad->SetPhi(-60); // default is 30
873 gPad->Update();
874
648f1a5a 875 latexInfo1->DrawLatex(0.64,0.88,centralityLatex.Data());
876 latexInfo1->DrawLatex(0.64,0.82,psiLatex.Data());
877 latexInfo1->DrawLatex(0.64,0.76,pttLatex.Data());
878 latexInfo1->DrawLatex(0.64,0.70,ptaLatex.Data());
879 }
eb63b883 880
648f1a5a 881 if(kShowMixed) {
882 TCanvas *c3 = new TCanvas("c3","Mixed balance function 2D",200,200,600,500);
883 c3->SetFillColor(10); c3->SetHighLightColor(10);
884 c3->SetLeftMargin(0.17); c3->SetTopMargin(0.05);
885 gHistBalanceFunctionMixed->SetTitle("Mixed events");
886 gHistBalanceFunctionMixed->GetYaxis()->SetTitleOffset(1.4);
887 gHistBalanceFunctionMixed->GetYaxis()->SetNdivisions(10);
888 gHistBalanceFunctionMixed->GetXaxis()->SetNdivisions(10);
889 gHistBalanceFunctionMixed->DrawCopy("lego2");
5de9ad1a 890 gPad->SetTheta(30); // default is 30
891 gPad->SetPhi(-60); // default is 30
892 gPad->Update();
893
648f1a5a 894 latexInfo1->DrawLatex(0.64,0.88,centralityLatex.Data());
895 latexInfo1->DrawLatex(0.64,0.82,psiLatex.Data());
896 latexInfo1->DrawLatex(0.64,0.76,pttLatex.Data());
897 latexInfo1->DrawLatex(0.64,0.70,ptaLatex.Data());
898 }
eb63b883 899
648f1a5a 900 if(kShowMixed) {
901 TCanvas *c4 = new TCanvas("c4","Subtracted balance function 2D",300,300,600,500);
902 c4->SetFillColor(10); c4->SetHighLightColor(10);
903 c4->SetLeftMargin(0.17); c4->SetTopMargin(0.05);
904 gHistBalanceFunctionSubtracted->SetTitle("Subtracted balance function");
905 gHistBalanceFunctionSubtracted->GetYaxis()->SetTitleOffset(1.4);
906 gHistBalanceFunctionSubtracted->GetYaxis()->SetNdivisions(10);
907 gHistBalanceFunctionSubtracted->GetXaxis()->SetNdivisions(10);
908 gHistBalanceFunctionSubtracted->DrawCopy("lego2");
5de9ad1a 909 gPad->SetTheta(30); // default is 30
910 gPad->SetPhi(-60); // default is 30
911 gPad->Update();
912
648f1a5a 913 latexInfo1->DrawLatex(0.64,0.88,centralityLatex.Data());
914 latexInfo1->DrawLatex(0.64,0.82,psiLatex.Data());
915 latexInfo1->DrawLatex(0.64,0.76,pttLatex.Data());
916 latexInfo1->DrawLatex(0.64,0.70,ptaLatex.Data());
917 }
6acdbcb2 918}
17c69b4e 919
920//____________________________________________________________//
79dc837f 921void drawProjections(TH2D *gHistBalanceFunction2D = 0x0,
922 Bool_t kProjectInEta = kFALSE,
17c69b4e 923 Int_t binMin = 1,
924 Int_t binMax = 80,
925 Int_t gCentrality = 1,
926 Double_t psiMin = -0.5,
927 Double_t psiMax = 3.5,
17c69b4e 928 Double_t ptTriggerMin = -1.,
929 Double_t ptTriggerMax = -1.,
930 Double_t ptAssociatedMin = -1.,
931 Double_t ptAssociatedMax = -1.,
17c69b4e 932 Bool_t k2pMethod = kTRUE,
933 TString eventClass = "Centrality",
1822002d 934 Bool_t bRootMoments = kFALSE,
40a8b898
MW		 935 Bool_t kUseZYAM = kFALSE,
936 Bool_t bReduceRangeForMoments = kFALSE) {
438dab2c 937 //Macro that draws the balance functions PROJECTIONS
17c69b4e 938 //for each centrality bin for the different pT of trigger and
939 //associated particles
940 TGaxis::SetMaxDigits(3);
941
942 //first we need some libraries
a9f20288 943 gSystem->Load("libTree");
944 gSystem->Load("libGeom");
945 gSystem->Load("libVMC");
946 gSystem->Load("libXMLIO");
947 gSystem->Load("libPhysics");
948
949 gSystem->Load("libSTEERBase");
950 gSystem->Load("libESD");
951 gSystem->Load("libAOD");
952
17c69b4e 953 gSystem->Load("libANALYSIS.so");
954 gSystem->Load("libANALYSISalice.so");
955 gSystem->Load("libEventMixing.so");
956 gSystem->Load("libCORRFW.so");
957 gSystem->Load("libPWGTools.so");
958 gSystem->Load("libPWGCFebye.so");
959
438dab2c 960 gStyle->SetOptStat(0);
961
17c69b4e 962 //Get the input file
963 TString filename = "balanceFunction2D.";
964 if(eventClass == "Centrality"){
965 filename += Form("Centrality%.1fTo%.1f",psiMin,psiMax);
966 filename += ".PsiAll.PttFrom";
967 }
968 else if(eventClass == "Multiplicity"){
969 filename += Form("Multiplicity%.0fTo%.0f",psiMin,psiMax);
970 filename += ".PsiAll.PttFrom";
971 }
972 else{ // "EventPlane" (default)
973 filename += "Centrality";
974 filename += gCentrality; filename += ".Psi";
975 if((psiMin == -0.5)&&(psiMax == 0.5)) filename += "InPlane.Ptt";
976 else if((psiMin == 0.5)&&(psiMax == 1.5)) filename += "Intermediate.Ptt";
977 else if((psiMin == 1.5)&&(psiMax == 2.5)) filename += "OutOfPlane.Ptt";
978 else if((psiMin == 2.5)&&(psiMax == 3.5)) filename += "Rest.PttFrom";
979 else filename += "All.PttFrom";
980 }
981 filename += Form("%.1f",ptTriggerMin); filename += "To";
982 filename += Form("%.1f",ptTriggerMax); filename += "PtaFrom";
983 filename += Form("%.1f",ptAssociatedMin); filename += "To";
984 filename += Form("%.1f",ptAssociatedMax);
985 if(k2pMethod) filename += "_2pMethod";
a9f20288 986
a2da950e 987 filename += "_";
988 filename += Form("%.1f",psiMin);
989 filename += "-";
990 filename += Form("%.1f",psiMax);
17c69b4e 991 filename += ".root";
992
993 //Open the file
79dc837f 994 TFile *f = 0x0;
995 if(!gHistBalanceFunction2D) {
996 TFile::Open(filename.Data());
997 if((!f)||(!f->IsOpen())) {
998 Printf("The file %s is not found. Aborting...",filename);
999 return listBF;
1000 }
1001 //f->ls();
17c69b4e 1002 }
79dc837f 1003
17c69b4e 1004 //Latex
1005 TString centralityLatex = "Centrality: ";
1006 centralityLatex += centralityArray[gCentrality-1];
1007 centralityLatex += "%";
1008
1009 TString psiLatex;
1010 if((psiMin == -0.5)&&(psiMax == 0.5))
1011 psiLatex = " -7.5^{o} < #varphi^{t} - #Psi_{2} < 7.5^{o}";
1012 else if((psiMin == 0.5)&&(psiMax == 1.5))
1013 psiLatex = " 37.5^{o} < #varphi^{t} - #Psi_{2} < 52.5^{o}";
1014 else if((psiMin == 1.5)&&(psiMax == 2.5))
1015 psiLatex = " 82.5^{o} < #varphi^{t} - #Psi_{2} < 97.5^{o}";
1016 else
1017 psiLatex = " 0^{o} < #varphi^{t} - #Psi_{2} < 180^{o}";
1018
1019 TString pttLatex = Form("%.1f",ptTriggerMin);
1020 pttLatex += " < p_{T,trig} < "; pttLatex += Form("%.1f",ptTriggerMax);
1021 pttLatex += " GeV/c";
1022
1023 TString ptaLatex = Form("%.1f",ptAssociatedMin);
1024 ptaLatex += " < p_{T,assoc} < "; ptaLatex += Form("%.1f",ptAssociatedMax);
1025 ptaLatex += " GeV/c";
1026
1027 TLatex *latexInfo1 = new TLatex();
1028 latexInfo1->SetNDC();
1029 latexInfo1->SetTextSize(0.045);
1030 latexInfo1->SetTextColor(1);
1031
17c69b4e 1032
1033 //============================================================//
1034 //Get subtracted and mixed balance function
79dc837f 1035 TH2D *gHistBalanceFunctionSubtracted2D = 0x0;
1036 TH2D *gHistBalanceFunctionMixed2D = 0x0;
1037 if(!gHistBalanceFunction2D) {
1038 gHistBalanceFunctionSubtracted2D = (TH2D*)f->Get("gHistBalanceFunctionSubtracted");
1039 gHistBalanceFunctionMixed2D = (TH2D*)f->Get("gHistBalanceFunctionMixed");
1040 }
1041 else {
1042 gHistBalanceFunctionSubtracted2D = dynamic_cast<TH2D*>(gHistBalanceFunction2D->Clone());
1043 gHistBalanceFunctionMixed2D = dynamic_cast<TH2D*>(gHistBalanceFunction2D->Clone());
1044 }
17c69b4e 1045
1046 TH1D *gHistBalanceFunctionSubtracted = NULL;
1047 TH1D *gHistBalanceFunctionMixed = NULL;
1048
a9f20288 1049 TH1D *gHistBalanceFunctionSubtracted_scale = NULL;
1050 TH1D *gHistBalanceFunctionMixed_scale = NULL;
1051
17c69b4e 1052 if(kProjectInEta){
86044267 1053 gHistBalanceFunctionSubtracted = dynamic_cast<TH1D *>(gHistBalanceFunctionSubtracted2D->ProjectionX("gHistBalanceFunctionSubtractedEta",binMin,binMax));
a9f20288 1054 gHistBalanceFunctionSubtracted->Scale(gHistBalanceFunctionSubtracted2D->GetYaxis()->GetBinWidth(1)); // to remove normalization to phi bin width
86044267 1055 gHistBalanceFunctionMixed = dynamic_cast<TH1D *>(gHistBalanceFunctionMixed2D->ProjectionX("gHistBalanceFunctionMixedEta",binMin,binMax));
a9f20288 1056 gHistBalanceFunctionMixed->Scale(gHistBalanceFunctionMixed2D->GetYaxis()->GetBinWidth(1)); // to remove normalization to phi bin width
17c69b4e 1057 gHistBalanceFunctionSubtracted->SetTitle("B(#Delta#eta)");
1058 gHistBalanceFunctionMixed->SetTitle("B_{mix}(#Delta#eta)");
1059 }
1060 else{
86044267 1061 gHistBalanceFunctionSubtracted = dynamic_cast<TH1D *>(gHistBalanceFunctionSubtracted2D->ProjectionY("gHistBalanceFunctionSubtractedPhi",binMin,binMax));
a9f20288 1062 gHistBalanceFunctionSubtracted->Scale(gHistBalanceFunctionSubtracted2D->GetXaxis()->GetBinWidth(1)); // to remove normalization to eta bin width
86044267 1063 gHistBalanceFunctionMixed = dynamic_cast<TH1D *>(gHistBalanceFunctionMixed2D->ProjectionY("gHistBalanceFunctionMixedPhi",binMin,binMax));
a9f20288 1064 gHistBalanceFunctionMixed->Scale(gHistBalanceFunctionMixed2D->GetXaxis()->GetBinWidth(1)); // to remove normalization to eta bin width
17c69b4e 1065 gHistBalanceFunctionSubtracted->SetTitle("B(#Delta#varphi)");
1066 gHistBalanceFunctionMixed->SetTitle("B_{mix}(#Delta#varphi)");
1067 }
1068
1069 gHistBalanceFunctionSubtracted->SetMarkerStyle(20);
1070 gHistBalanceFunctionSubtracted->GetYaxis()->SetTitleOffset(1.3);
17c69b4e 1071
1072 gHistBalanceFunctionMixed->SetMarkerStyle(25);
17c69b4e 1073
1074 TCanvas *c1 = new TCanvas("c1","",0,0,600,500);
1075 c1->SetFillColor(10);
1076 c1->SetHighLightColor(10);
1077 c1->SetLeftMargin(0.15);
1078 gHistBalanceFunctionSubtracted->DrawCopy("E");
a9f20288 1079 gHistBalanceFunctionMixed->DrawCopy("ESAME");
17c69b4e 1080
1081 legend = new TLegend(0.18,0.62,0.45,0.82,"","brNDC");
1082 legend->SetTextSize(0.045);
1083 legend->SetTextFont(42);
1084 legend->SetBorderSize(0);
1085 legend->SetFillStyle(0);
1086 legend->SetFillColor(10);
1087 legend->SetMargin(0.25);
1088 legend->SetShadowColor(10);
1089 legend->AddEntry(gHistBalanceFunctionSubtracted,"Data","lp");
1090 legend->AddEntry(gHistBalanceFunctionMixed,"Mixed data","lp");
1091 legend->Draw();
1092
17c69b4e 1093
17c69b4e 1094 TString meanLatex, rmsLatex, skewnessLatex, kurtosisLatex;
1095
1096 if(bRootMoments){
732acb5b 1097
1098 // need to restrict to near side in case of dphi
1099 if(!kProjectInEta) gHistBalanceFunctionSubtracted->GetXaxis()->SetRangeUser(-TMath::Pi()/2,TMath::Pi()/2);
1100
40a8b898
MW		 1101 if(bReduceRangeForMoments){
1102
1103 // default (for 2<pT,assoc<3<pT,trig<4)
1104 Double_t rangeReduced = 1.0;
1105
1106 //for 3<pT,assoc<8<pT,trig<15
1107 if(ptTriggerMax>10){
c965fa95 1108 rangeReduced = 0.3;
40a8b898
MW		 1109 }
1110
1111 cout<<"Use reduced range = "<<rangeReduced<<endl;
1112 gHistBalanceFunctionSubtracted->GetXaxis()->SetRangeUser(-rangeReduced,rangeReduced);
1113 }
1114
17c69b4e 1115 meanLatex = "#mu = ";
1116 meanLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetMean());
1117 meanLatex += " #pm ";
1118 meanLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetMeanError());
1119
1120 rmsLatex = "#sigma = ";
1121 rmsLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetRMS());
1122 rmsLatex += " #pm ";
1123 rmsLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetRMSError());
1124
1125 skewnessLatex = "S = ";
1126 skewnessLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetSkewness(1));
1127 skewnessLatex += " #pm ";
1128 skewnessLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetSkewness(11));
1129
1130 kurtosisLatex = "K = ";
1131 kurtosisLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetKurtosis(1));
1132 kurtosisLatex += " #pm ";
1133 kurtosisLatex += Form("%.3f",gHistBalanceFunctionSubtracted->GetKurtosis(11));
a2da950e 1134
732acb5b 1135 Printf("ROOT Mean: %lf - Error: %lf",gHistBalanceFunctionSubtracted->GetMean(),gHistBalanceFunctionSubtracted->GetMeanError());
1136 Printf("ROOT RMS: %lf - Error: %lf",gHistBalanceFunctionSubtracted->GetRMS(),gHistBalanceFunctionSubtracted->GetRMSError());
1137 Printf("ROOT Skeweness: %lf - Error: %lf",gHistBalanceFunctionSubtracted->GetSkewness(1),gHistBalanceFunctionSubtracted->GetSkewness(11));
1138 Printf("ROOT Kurtosis: %lf - Error: %lf",gHistBalanceFunctionSubtracted->GetKurtosis(1),gHistBalanceFunctionSubtracted->GetKurtosis(11));
438dab2c 1139
732acb5b 1140
438dab2c 1141 // store in txt files
438dab2c 1142 TString meanFileName = filename;
79dc837f 1143 if(kProjectInEta)
23a0fc15 1144 meanFileName= "deltaEtaProjection_Mean.txt";
1145 //meanFileName.ReplaceAll(".root","_DeltaEtaProjection_Mean.txt");
79dc837f 1146 else
23a0fc15 1147 meanFileName = "deltaPhiProjection_Mean.txt";
1148 //meanFileName.ReplaceAll(".root","_DeltaPhiProjection_Mean.txt");
79dc837f 1149 ofstream fileMean(meanFileName.Data(),ios::app);
438dab2c 1150 fileMean << " " << gHistBalanceFunctionSubtracted->GetMean() << " " <<gHistBalanceFunctionSubtracted->GetMeanError()<<endl;
1151 fileMean.close();
1152
1153 TString rmsFileName = filename;
79dc837f 1154 if(kProjectInEta)
23a0fc15 1155 rmsFileName = "deltaEtaProjection_Rms.txt";
1156 //rmsFileName.ReplaceAll(".root","_DeltaEtaProjection_Rms.txt");
79dc837f 1157 else
732acb5b 1158 rmsFileName = "deltaPhiProjection_Rms.txt";
23a0fc15 1159 //rmsFileName.ReplaceAll(".root","_DeltaPhiProjection_Rms.txt");
79dc837f 1160 ofstream fileRms(rmsFileName.Data(),ios::app);
438dab2c 1161 fileRms << " " << gHistBalanceFunctionSubtracted->GetRMS() << " " <<gHistBalanceFunctionSubtracted->GetRMSError()<<endl;
1162 fileRms.close();
1163
1164 TString skewnessFileName = filename;
79dc837f 1165 if(kProjectInEta)
23a0fc15 1166 skewnessFileName = "deltaEtaProjection_Skewness.txt";
1167 //skewnessFileName.ReplaceAll(".root","_DeltaEtaProjection_Skewness.txt");
79dc837f 1168 else
23a0fc15 1169 skewnessFileName = "deltaPhiProjection_Skewness.txt";
1170 //skewnessFileName.ReplaceAll(".root","_DeltaPhiProjection_Skewness.txt");
79dc837f 1171 ofstream fileSkewness(skewnessFileName.Data(),ios::app);
438dab2c 1172 fileSkewness << " " << gHistBalanceFunctionSubtracted->GetSkewness(1) << " " <<gHistBalanceFunctionSubtracted->GetSkewness(11)<<endl;
1173 fileSkewness.close();
1174
1175 TString kurtosisFileName = filename;
79dc837f 1176 if(kProjectInEta)
23a0fc15 1177 kurtosisFileName = "deltaEtaProjection_Kurtosis.txt";
1178 //kurtosisFileName.ReplaceAll(".root","_DeltaEtaProjection_Kurtosis.txt");
79dc837f 1179 else
23a0fc15 1180 kurtosisFileName = "deltaPhiProjection_Kurtosis.txt";
1181 //kurtosisFileName.ReplaceAll(".root","_DeltaPhiProjection_Kurtosis.txt");
79dc837f 1182 ofstream fileKurtosis(kurtosisFileName.Data(),ios::app);
438dab2c 1183 fileKurtosis << " " << gHistBalanceFunctionSubtracted->GetKurtosis(1) << " " <<gHistBalanceFunctionSubtracted->GetKurtosis(11)<<endl;
1184 fileKurtosis.close();
732acb5b 1185
1186 if(!kProjectInEta) gHistBalanceFunctionSubtracted->GetXaxis()->SetRangeUser(-TMath::Pi()/2,3.*TMath::Pi()/2);
40a8b898 1187 else gHistBalanceFunctionSubtracted->GetXaxis()->SetRangeUser(-1.6,1.6);
17c69b4e 1188 }
1189 // calculate the moments by hand
1190 else{
1191
1192 Double_t meanAnalytical, meanAnalyticalError;
1193 Double_t sigmaAnalytical, sigmaAnalyticalError;
1194 Double_t skewnessAnalytical, skewnessAnalyticalError;
1195 Double_t kurtosisAnalytical, kurtosisAnalyticalError;
1822002d 1196
17c69b4e 1197 Int_t gDeltaEtaPhi = 2;
1198 if(kProjectInEta) gDeltaEtaPhi = 1;
1199
1200 AliBalancePsi *bHelper = new AliBalancePsi;
1822002d 1201 bHelper->GetMomentsAnalytical(gDeltaEtaPhi,gHistBalanceFunctionSubtracted,kUseZYAM,meanAnalytical,meanAnalyticalError,sigmaAnalytical,sigmaAnalyticalError,skewnessAnalytical,skewnessAnalyticalError,kurtosisAnalytical,kurtosisAnalyticalError);
17c69b4e 1202
1203 meanLatex = "#mu = ";
1204 meanLatex += Form("%.3f",meanAnalytical);
1205 meanLatex += " #pm ";
1206 meanLatex += Form("%.3f",meanAnalyticalError);
1207
1208 rmsLatex = "#sigma = ";
1209 rmsLatex += Form("%.3f",sigmaAnalytical);
1210 rmsLatex += " #pm ";
1211 rmsLatex += Form("%.3f",sigmaAnalyticalError);
1212
1213 skewnessLatex = "S = ";
1214 skewnessLatex += Form("%.3f",skewnessAnalytical);
1215 skewnessLatex += " #pm ";
1216 skewnessLatex += Form("%.3f",skewnessAnalyticalError);
1217
1218 kurtosisLatex = "K = ";
1219 kurtosisLatex += Form("%.3f",kurtosisAnalytical);
1220 kurtosisLatex += " #pm ";
1221 kurtosisLatex += Form("%.3f",kurtosisAnalyticalError);
1222 Printf("Mean: %lf - Error: %lf",meanAnalytical, meanAnalyticalError);
1223 Printf("Sigma: %lf - Error: %lf",sigmaAnalytical, sigmaAnalyticalError);
1224 Printf("Skeweness: %lf - Error: %lf",skewnessAnalytical, skewnessAnalyticalError);
1225 Printf("Kurtosis: %lf - Error: %lf",kurtosisAnalytical, kurtosisAnalyticalError);
438dab2c 1226
1227 // store in txt files
1228 TString meanFileName = filename;
79dc837f 1229 if(kProjectInEta)
23a0fc15 1230 meanFileName = "deltaEtaProjection_Mean.txt";
1231 //meanFileName.ReplaceAll(".root","_DeltaEtaProjection_Mean.txt");
79dc837f 1232 else
23a0fc15 1233 meanFileName = "deltaPhiProjection_Mean.txt";
1234 //meanFileName.ReplaceAll(".root","_DeltaPhiProjection_Mean.txt");
79dc837f 1235 ofstream fileMean(meanFileName.Data(),ios::app);
438dab2c 1236 fileMean << " " << meanAnalytical << " " <<meanAnalyticalError<<endl;
1237 fileMean.close();
1238
1239 TString rmsFileName = filename;
79dc837f 1240 if(kProjectInEta)
23a0fc15 1241 rmsFileName = "deltaEtaProjection_Rms.txt";
1242 //rmsFileName.ReplaceAll(".root","_DeltaEtaProjection_Rms.txt");
79dc837f 1243 else
23a0fc15 1244 rmsFileName = "deltaPhiProjection_Rms.txt";
1245//rmsFileName.ReplaceAll(".root","_DeltaPhiProjection_Rms.txt");
79dc837f 1246 ofstream fileRms(rmsFileName.Data(),ios::app);
438dab2c 1247 fileRms << " " << sigmaAnalytical << " " <<sigmaAnalyticalError<<endl;
1248 fileRms.close();
1249
1250 TString skewnessFileName = filename;
79dc837f 1251 if(kProjectInEta)
23a0fc15 1252 skewnessFileName = "deltaEtaProjection_Skewness.txt";
1253 //skewnessFileName.ReplaceAll(".root","_DeltaEtaProjection_Skewness.txt");
79dc837f 1254 else
23a0fc15 1255 skewnessFileName = "deltaPhiProjection_Skewness.txt";
1256 //skewnessFileName.ReplaceAll(".root","_DeltaPhiProjection_Skewness.txt");
79dc837f 1257 ofstream fileSkewness(skewnessFileName.Data(),ios::app);
438dab2c 1258 fileSkewness << " " << skewnessAnalytical << " " <<skewnessAnalyticalError<<endl;
1259 fileSkewness.close();
1260
1261 TString kurtosisFileName = filename;
79dc837f 1262 if(kProjectInEta)
23a0fc15 1263 kurtosisFileName = "deltaEtaProjection_Kurtosis.txt";
1264 //kurtosisFileName.ReplaceAll(".root","_DeltaEtaProjection_Kurtosis.txt");
79dc837f 1265 else
23a0fc15 1266 kurtosisFileName = "deltaPhiProjection_Kurtosis.txt";
1267 //kurtosisFileName.ReplaceAll(".root","_DeltaPhiProjection_Kurtosis.txt");
79dc837f 1268 ofstream fileKurtosis(kurtosisFileName.Data(),ios::app);
438dab2c 1269 fileKurtosis << " " << kurtosisAnalytical << " " <<kurtosisAnalyticalError<<endl;
1270 fileKurtosis.close();
17c69b4e 1271 }
1272
3de51a46 1273 // Weighted mean as calculated for 1D analysis
1274 Double_t weightedMean, weightedMeanError;
40a8b898
MW		 1275 if(bReduceRangeForMoments){
1276 GetWeightedMean1D(gHistBalanceFunctionSubtracted,kProjectInEta,1,-1,weightedMean,weightedMeanError,rangeReduced);
1277 }
1278 else{
1279 GetWeightedMean1D(gHistBalanceFunctionSubtracted,kProjectInEta,1,-1,weightedMean,weightedMeanError,-1.);
1280 }
3de51a46 1281 Printf("Weighted Mean: %lf - Error: %lf",weightedMean, weightedMeanError);
1282
1283 // store in txt files
1284 TString weightedMeanFileName = filename;
1285 if(kProjectInEta)
1286 weightedMeanFileName = "deltaEtaProjection_WeightedMean.txt";
1287 //weightedMeanFileName.ReplaceAll(".root","_DeltaEtaProjection_WeightedMean.txt");
1288 else
1289 weightedMeanFileName = "deltaPhiProjection_WeightedMean.txt";
1290 //weightedMeanFileName.ReplaceAll(".root","_DeltaPhiProjection_WeightedMean.txt");
1291 ofstream fileWeightedMean(weightedMeanFileName.Data(),ios::app);
1292 fileWeightedMean << " " << weightedMean << " " <<weightedMeanError<<endl;
1293 fileWeightedMean.close();
438dab2c 1294
1295
17c69b4e 1296 TCanvas *c2 = new TCanvas("c2","",600,0,600,500);
1297 c2->SetFillColor(10);
1298 c2->SetHighLightColor(10);
1299 c2->SetLeftMargin(0.15);
1300 gHistBalanceFunctionSubtracted->DrawCopy("E");
438dab2c 1301
17c69b4e 1302 TLatex *latex = new TLatex();
1303 latex->SetNDC();
1304 latex->SetTextSize(0.035);
1305 latex->SetTextColor(1);
1306 latex->DrawLatex(0.64,0.85,meanLatex.Data());
1307 latex->DrawLatex(0.64,0.81,rmsLatex.Data());
1308 latex->DrawLatex(0.64,0.77,skewnessLatex.Data());
1309 latex->DrawLatex(0.64,0.73,kurtosisLatex.Data());
1310
438dab2c 1311 TString pngName = filename;
1312 if(kProjectInEta) pngName.ReplaceAll(".root","_DeltaEtaProjection.png");
1313 else pngName.ReplaceAll(".root","_DeltaPhiProjection.png");
1314
1315 c2->SaveAs(pngName.Data());
1316
17c69b4e 1317 TString outFileName = filename;
1318 if(kProjectInEta) outFileName.ReplaceAll(".root","_DeltaEtaProjection.root");
1319 else outFileName.ReplaceAll(".root","_DeltaPhiProjection.root");
1320 TFile *fProjection = TFile::Open(outFileName.Data(),"recreate");
1321 gHistBalanceFunctionSubtracted->Write();
1322 gHistBalanceFunctionMixed->Write();
1323 fProjection->Close();
1324}
79dc837f 1325
1326//____________________________________________________________//
1327void drawBFPsi2DFromCorrelationFunctions(const char* lhcPeriod = "LHC10h",
1328 Int_t gTrainNumber = 64,
1329 const char* gCentralityEstimator = "V0M",
1330 Int_t gBit = 128,
1331 const char* gEventPlaneEstimator = "VZERO",
1332 Int_t gCentrality = 1,
1333 Double_t psiMin = -0.5, Double_t psiMax = 3.5,
1334 Double_t vertexZMin = -10.,
1335 Double_t vertexZMax = 10.,
1336 Double_t ptTriggerMin = -1.,
1337 Double_t ptTriggerMax = -1.,
1338 Double_t ptAssociatedMin = -1.,
86044267 1339 Double_t ptAssociatedMax = -1.,
732acb5b 1340 TString eventClass = "Multiplicity",
a91351d9 1341 Bool_t bRootMoments = kFALSE,
40a8b898
MW		 1342 Bool_t bFullPhiForEtaProjection = kFALSE,
1343 Bool_t bReduceRangeForMoments = kFALSE
86044267 1344) {
79dc837f 1345 //Macro that draws the BF distributions for each centrality bin
1346 //for reaction plane dependent analysis
1347 //Author: Panos.Christakoglou@nikhef.nl
1348 TGaxis::SetMaxDigits(3);
1349 gStyle->SetPalette(55,0);
1350
1351 //Get the input file
1352 TString filename = lhcPeriod;
86044267 1353 if(lhcPeriod != ""){
1354 //filename += "/Train"; filename += gTrainNumber;
1355 filename +="/PttFrom";
1356 filename += Form("%.1f",ptTriggerMin); filename += "To";
1357 filename += Form("%.1f",ptTriggerMax); filename += "PtaFrom";
1358 filename += Form("%.1f",ptAssociatedMin); filename += "To";
1359 filename += Form("%.1f",ptAssociatedMax);
1360 filename += "/correlationFunction.";
1361 }
1362 else{
1363 filename += "correlationFunction.";
1364 }
1365 if(eventClass == "Centrality"){
1366 filename += Form("Centrality%.1fTo%.1f",psiMin,psiMax);
1367 filename += ".PsiAll.PttFrom";
1368 }
1369 else if(eventClass == "Multiplicity"){
1370 filename += Form("Multiplicity%.0fTo%.0f",psiMin,psiMax);
1371 filename += ".PsiAll.PttFrom";
1372 }
1373 else{ // "EventPlane" (default)
1374 filename += "Centrality";
1375 filename += gCentrality; filename += ".Psi";
1376 if((psiMin == -0.5)&&(psiMax == 0.5)) filename += "InPlane.Ptt";
1377 else if((psiMin == 0.5)&&(psiMax == 1.5)) filename += "Intermediate.Ptt";
1378 else if((psiMin == 1.5)&&(psiMax == 2.5)) filename += "OutOfPlane.Ptt";
1379 else if((psiMin == 2.5)&&(psiMax == 3.5)) filename += "Rest.PttFrom";
1380 else filename += "All.PttFrom";
1381 }
79dc837f 1382 filename += Form("%.1f",ptTriggerMin); filename += "To";
1383 filename += Form("%.1f",ptTriggerMax); filename += "PtaFrom";
1384 filename += Form("%.1f",ptAssociatedMin); filename += "To";
1385 filename += Form("%.1f",ptAssociatedMax);
1386 filename += "_";
1387 filename += Form("%.1f",psiMin);
1388 filename += "-";
1389 filename += Form("%.1f",psiMax);
1390 filename += ".root";
1391
1392 //Open the file
1393 TFile *f = TFile::Open(filename.Data());
1394 if((!f)||(!f->IsOpen())) {
1395 Printf("The file %s is not found. Aborting...",filename);
1396 return listBF;
1397 }
1398 //f->ls();
1399
1400 TH2D *gHistPN = dynamic_cast<TH2D *>(f->Get("gHistPNCorrelationFunctions"));
1401 if(!gHistPN) return;
1402 TH2D *gHistNP = dynamic_cast<TH2D *>(f->Get("gHistNPCorrelationFunctions"));
1403 if(!gHistNP) return;
1404 TH2D *gHistPP = dynamic_cast<TH2D *>(f->Get("gHistPPCorrelationFunctions"));
1405 if(!gHistPP) return;
1406 TH2D *gHistNN = dynamic_cast<TH2D *>(f->Get("gHistNNCorrelationFunctions"));
1407 if(!gHistNN) return;
1408
1409 gHistPN->Sumw2();
1410 gHistPP->Sumw2();
1411 gHistPN->Add(gHistPP,-1);
1412 gHistNP->Sumw2();
1413 gHistNN->Sumw2();
1414 gHistNP->Add(gHistNN,-1);
1415 gHistPN->Add(gHistNP);
3aa5487c 1416 //gHistPN->Scale(0.5);//not needed anymore, since pT,assoc < pT,trig in all pT bins
79dc837f 1417 TH2D *gHistBalanceFunction2D = dynamic_cast<TH2D *>(gHistPN->Clone());
1418 gHistBalanceFunction2D->SetStats(kFALSE);
1419 gHistBalanceFunction2D->GetXaxis()->SetTitle("#Delta#eta");
1420 gHistBalanceFunction2D->GetYaxis()->SetTitle("#Delta#varphi (rad)");
1421 gHistBalanceFunction2D->GetZaxis()->SetTitle("B(#Delta#eta,#Delta#varphi)");
1422
1423 //Draw the results
1424 TCanvas *c0 = new TCanvas("c0","Balance function 2D",0,0,600,500);
1425 c0->SetFillColor(10); c0->SetHighLightColor(10);
1426 c0->SetLeftMargin(0.17); c0->SetTopMargin(0.05);
1427 gHistBalanceFunction2D->SetTitle("");
1428 gHistBalanceFunction2D->GetZaxis()->SetTitleOffset(1.4);
1429 gHistBalanceFunction2D->GetZaxis()->SetNdivisions(10);
1430 gHistBalanceFunction2D->GetYaxis()->SetTitleOffset(1.4);
1431 gHistBalanceFunction2D->GetYaxis()->SetNdivisions(10);
1432 gHistBalanceFunction2D->GetXaxis()->SetRangeUser(-1.4,1.4);
1433 gHistBalanceFunction2D->GetXaxis()->SetNdivisions(10);
1434 gHistBalanceFunction2D->DrawCopy("lego2");
1435 gPad->SetTheta(30); // default is 30
1436 gPad->SetPhi(-60); // default is 30
1437 gPad->Update();
1438
1439 TString multLatex = Form("Multiplicity: %.1f - %.1f",psiMin,psiMax);
1440
1441 TString pttLatex = Form("%.1f",ptTriggerMin);
1442 pttLatex += " < p_{T}^{t} < "; pttLatex += Form("%.1f",ptTriggerMax);
1443 pttLatex += " GeV/c";
1444
1445 TString ptaLatex = Form("%.1f",ptAssociatedMin);
1446 ptaLatex += " < p_{T}^{a} < "; ptaLatex += Form("%.1f",ptAssociatedMax);
1447 ptaLatex += " GeV/c";
1448
1449 TLatex *latexInfo1 = new TLatex();
1450 latexInfo1->SetNDC();
1451 latexInfo1->SetTextSize(0.045);
1452 latexInfo1->SetTextColor(1);
1453 latexInfo1->DrawLatex(0.54,0.88,multLatex.Data());
1454 latexInfo1->DrawLatex(0.54,0.82,pttLatex.Data());
1455 latexInfo1->DrawLatex(0.54,0.76,ptaLatex.Data());
1456
1457 TString pngName = "BalanceFunction2D.";
86044267 1458 pngName += Form("%s: %.1f - %.1f",eventClass.Data(),psiMin,psiMax);
79dc837f 1459 pngName += ".PttFrom";
1460 pngName += Form("%.1f",ptTriggerMin); pngName += "To";
1461 pngName += Form("%.1f",ptTriggerMax); pngName += "PtaFrom";
1462 pngName += Form("%.1f",ptAssociatedMin); pngName += "To";
1463 pngName += Form("%.1f",ptAssociatedMax);
1464 pngName += ".png";
1465
1466 c0->SaveAs(pngName.Data());
1467
a91351d9
MW		 1468 // do the full range for the projection on eta (for cross checking with published results)
1469 if(bFullPhiForEtaProjection){
1470
1471 drawProjections(gHistBalanceFunction2D,
1472 kTRUE,
1473 1,72,
1474 gCentrality,
1475 psiMin,psiMax,
1476 ptTriggerMin,ptTriggerMax,
1477 ptAssociatedMin,ptAssociatedMax,
1478 kTRUE,
1479 eventClass.Data(),
40a8b898
MW		 1480 bRootMoments,
1481 kFALSE,
1482 bReduceRangeForMoments);
a91351d9
MW		 1483 }
1484 else{
79dc837f 1485 drawProjections(gHistBalanceFunction2D,
a91351d9
MW		 1486 kTRUE,
1487 1,36,
1488 gCentrality,
1489 psiMin,psiMax,
1490 ptTriggerMin,ptTriggerMax,
1491 ptAssociatedMin,ptAssociatedMax,
1492 kTRUE,
1493 eventClass.Data(),
40a8b898
MW		 1494 bRootMoments,
1495 kFALSE,
1496 bReduceRangeForMoments);
a91351d9 1497 }
79dc837f 1498
1499 drawProjections(gHistBalanceFunction2D,
86044267 1500 kFALSE,
1501 1,80,
1502 gCentrality,
1503 psiMin,psiMax,
1504 ptTriggerMin,ptTriggerMax,
1505 ptAssociatedMin,ptAssociatedMax,
1506 kTRUE,
1507 eventClass.Data(),
40a8b898
MW		 1508 bRootMoments,
1509 kFALSE,
1510 bReduceRangeForMoments);
3de51a46 1511
1512 TString outFileName = filename;
1513 outFileName.ReplaceAll("correlationFunction","balanceFunction2D");
1514 gHistBalanceFunction2D->SetName("gHistBalanceFunctionSubtracted");
1515 TFile *fOut = TFile::Open(outFileName.Data(),"recreate");
1516 gHistBalanceFunction2D->Write();
1517 fOut->Close();
1518
1519}
1520
6f14379e 1521
1522//____________________________________________________________//
1523void mergeBFPsi2D(TString momDirectory = "./",
1524 TString directory1 = "",
1525 TString directory2 = "",
1526 TString directory3 = "",
1527 TString directory4 = "",
1528 Int_t gCentrality = 1,
1529 Double_t psiMin = -0.5, Double_t psiMax = 3.5,
1530 TString eventClass = "Centrality",
1531 Double_t ptTriggerMin = -1.,
1532 Double_t ptTriggerMax = -1.,
1533 Double_t ptAssociatedMin = -1.,
40a8b898
MW		 1534 Double_t ptAssociatedMax = -1.,
1535 Bool_t bReduceRangeForMoments = kFALSE
6f14379e 1536) {
1537 //Macro that draws the BF distributions for each centrality bin
1538 //for reaction plane dependent analysis
1539 //Author: Panos.Christakoglou@nikhef.nl
1540 TGaxis::SetMaxDigits(3);
1541 gStyle->SetPalette(55,0);
1542
5bb3cd60
MW		 1543 cout<<"REDUCE"<<bReduceRangeForMoments<<" "<<endl;
1544
6f14379e 1545 const Int_t nMaxDirectories = 4; // maximum number of directories to merge (set to 4 for now)
1546 TString sDirectory[nMaxDirectories];
1547 Int_t nDirectories = nMaxDirectories;
1548
1549 TString sFileName[nMaxDirectories];
1550 TFile *fBF[nMaxDirectories];
1551 TH2D *hBF[nMaxDirectories];
1552 Double_t entries[nMaxDirectories];
1553
1554 TFile *fOut;
1555 TH2D *hBFOut;
1556 Double_t entriesOut = 0.;
1557
1558 // find out how many directories we have to merge
1559 if(directory1==""){
1560 nDirectories=0;
1561 }
1562 else if(directory2==""){
1563 nDirectories=1;
1564 sDirectory[0]=directory1;
1565 }
1566 else if(directory3==""){
1567 nDirectories=2;
1568 sDirectory[0]=directory1;
1569 sDirectory[1]=directory2;
1570 }
1571 else if(directory4==""){
1572 nDirectories=3;
1573 sDirectory[0]=directory1;
1574 sDirectory[1]=directory2;
1575 sDirectory[2]=directory3;
1576 }
1577 else{
1578 nDirectories=nMaxDirectories;
1579 sDirectory[0]=directory1;
1580 sDirectory[1]=directory2;
1581 sDirectory[2]=directory3;
1582 sDirectory[3]=directory4;
1583 }
1584
1585 for(Int_t iDir = 0; iDir < nDirectories; iDir++){
1586
1587 //Get the input file
1588 sFileName[iDir] = sDirectory[iDir];
1589 sFileName[iDir] += "/Centrality"; sFileName[iDir] += gCentrality;
1590 sFileName[iDir] += "/";
1591sFileName[iDir] += momDirectory;
1592 sFileName[iDir] += "/balanceFunction2D.";
1593
1594 if(eventClass == "Centrality"){
1595 sFileName[iDir] += Form("Centrality%.1fTo%.1f",psiMin,psiMax);
1596 sFileName[iDir] += ".PsiAll.PttFrom";
1597 }
1598 else if(eventClass == "Multiplicity"){
1599 sFileName[iDir] += Form("Multiplicity%.0fTo%.0f",psiMin,psiMax);
1600 sFileName[iDir] += ".PsiAll.PttFrom";
1601 }
1602 else{ // "EventPlane" (default)
1603 sFileName[iDir] += "Centrality";
1604 sFileName[iDir] += gCentrality; sFileName[iDir] += ".Psi";
1605 if((psiMin == -0.5)&&(psiMax == 0.5)) sFileName[iDir] += "InPlane.Ptt";
1606 else if((psiMin == 0.5)&&(psiMax == 1.5)) sFileName[iDir] += "Intermediate.Ptt";
1607 else if((psiMin == 1.5)&&(psiMax == 2.5)) sFileName[iDir] += "OutOfPlane.Ptt";
1608 else if((psiMin == 2.5)&&(psiMax == 3.5)) sFileName[iDir] += "Rest.PttFrom";
1609 else sFileName[iDir] += "All.PttFrom";
1610 }
1611 sFileName[iDir] += Form("%.1f",ptTriggerMin); sFileName[iDir] += "To";
1612 sFileName[iDir] += Form("%.1f",ptTriggerMax); sFileName[iDir] += "PtaFrom";
1613 sFileName[iDir] += Form("%.1f",ptAssociatedMin); sFileName[iDir] += "To";
1614 sFileName[iDir] += Form("%.1f",ptAssociatedMax);
1615 sFileName[iDir] += "_";
1616 sFileName[iDir] += Form("%.1f",psiMin);
1617 sFileName[iDir] += "-";
1618 sFileName[iDir] += Form("%.1f",psiMax);
1619 sFileName[iDir] += ".root";
1620
1621 //Open the file
1622 fBF[iDir] = TFile::Open(sFileName[iDir].Data());
1623 if((!fBF[iDir])||(!fBF[iDir]->IsOpen())) {
1624 Printf("The file %s is not found. Not used...",sFileName[iDir]);
1625 continue;
1626 }
1627 //fBF[iDir]->ls();
1628
1629 hBF[iDir] = (TH2D*)fBF[iDir]->Get("gHistBalanceFunctionSubtracted");
1630 if(!hBF[iDir]) continue;
1631 entries[iDir] = (Double_t) hBF[iDir]->GetEntries();
1632 entriesOut += entries[iDir];
1633 cout<<" BF histogram "<<iDir<<" has "<<entries[iDir] <<" entries."<<endl;
1634
1635 // scaling and adding (for average)
1636 hBF[iDir]->Scale(entries[iDir]);
1637 if(iDir==0) hBFOut = (TH2D*)hBF[iDir]->Clone("gHistBalanceFunctionSubtractedOut");
1638 else hBFOut->Add(hBF[iDir]);
1639
1640 }
1641
1642 // scaling with all entries
1643 hBFOut->Scale(1./entriesOut);
40a8b898
MW		 1644
1645 drawProjections(hBFOut,
6f14379e 1646 kTRUE,
1647 1,36,
1648 gCentrality,
1649 psiMin,psiMax,
1650 ptTriggerMin,ptTriggerMax,
1651 ptAssociatedMin,ptAssociatedMax,
1652 kTRUE,
1653 eventClass,
40a8b898
MW		 1654 kTRUE,
1655 kFALSE,
1656 bReduceRangeForMoments);
6f14379e 1657
1658 drawProjections(hBFOut,
1659 kFALSE,
1660 1,80,
1661 gCentrality,
1662 psiMin,psiMax,
1663 ptTriggerMin,ptTriggerMax,
1664 ptAssociatedMin,ptAssociatedMax,
1665 kTRUE,
1666 eventClass.Data(),
40a8b898
MW		 1667 kTRUE,
1668 kFALSE,
1669 bReduceRangeForMoments);
6f14379e 1670
1671 // output
1672 TString outFileName = "balanceFunction2D.";
1673
1674 if(eventClass == "Centrality"){
1675 outFileName += Form("Centrality%.1fTo%.1f",psiMin,psiMax);
1676 outFileName += ".PsiAll.PttFrom";
1677 }
1678 else if(eventClass == "Multiplicity"){
1679 outFileName += Form("Multiplicity%.0fTo%.0f",psiMin,psiMax);
1680 outFileName += ".PsiAll.PttFrom";
1681 }
1682 else{ // "EventPlane" (default)
1683 outFileName += "Centrality";
1684 outFileName += gCentrality; outFileName += ".Psi";
1685 if((psiMin == -0.5)&&(psiMax == 0.5)) outFileName += "InPlane.Ptt";
1686 else if((psiMin == 0.5)&&(psiMax == 1.5)) outFileName += "Intermediate.Ptt";
1687 else if((psiMin == 1.5)&&(psiMax == 2.5)) outFileName += "OutOfPlane.Ptt";
1688 else if((psiMin == 2.5)&&(psiMax == 3.5)) outFileName += "Rest.PttFrom";
1689 else outFileName += "All.PttFrom";
1690 }
1691 outFileName += Form("%.1f",ptTriggerMin); outFileName += "To";
1692 outFileName += Form("%.1f",ptTriggerMax); outFileName += "PtaFrom";
1693 outFileName += Form("%.1f",ptAssociatedMin); outFileName += "To";
1694 outFileName += Form("%.1f",ptAssociatedMax);
1695 outFileName += "_";
1696 outFileName += Form("%.1f",psiMin);
1697 outFileName += "-";
1698 outFileName += Form("%.1f",psiMax);
1699 outFileName += ".root";
1700
1701 hBFOut->SetName("gHistBalanceFunctionSubtracted");
1702 fBFOut = TFile::Open(outFileName.Data(),"recreate");
1703 hBFOut->Write();
1704 fBFOut->Close();
1705
1706}
1707
3de51a46 1708//____________________________________________________________________//
40a8b898 1709void GetWeightedMean1D(TH1D *gHistBalance, Bool_t kProjectInEta = kTRUE, Int_t fStartBin = 1, Int_t fStopBin = -1, Double_t &WM, Double_t &WME,Double_t rangeReduced = -1.) {
3de51a46 1710
1711 //Prints the calculated width of the BF and its error
1712 Double_t gSumXi = 0.0, gSumBi = 0.0, gSumBiXi = 0.0;
1713 Double_t gSumBiXi2 = 0.0, gSumBi2Xi2 = 0.0;
1714 Double_t gSumDeltaBi2 = 0.0, gSumXi2DeltaBi2 = 0.0;
1715 Double_t deltaBalP2 = 0.0, integral = 0.0;
1716 Double_t deltaErrorNew = 0.0;
1717
1718 //Retrieve this variables from Histogram
1719 Int_t fNumberOfBins = gHistBalance->GetNbinsX();
1720 if(fStopBin > -1) fNumberOfBins = fStopBin;
1721 Double_t fP2Step = gHistBalance->GetBinWidth(1); // assume equal binning!
1722 Double_t currentBinCenter = 0.;
1723
1724 for(Int_t i = fStartBin; i <= fNumberOfBins; i++) {
1725
1726 // in order to recover the |abs| in the 1D analysis
1727 currentBinCenter = gHistBalance->GetBinCenter(i);
1728 if(kProjectInEta){
1729 if(currentBinCenter < 0) currentBinCenter = -currentBinCenter;
1730 }
1731 else{
1732 if(currentBinCenter < 0) currentBinCenter = -currentBinCenter;
1733 if(currentBinCenter > TMath::Pi()) currentBinCenter = 2 * TMath::Pi() - currentBinCenter;
1734 }
1735
40a8b898
MW		 1736 if(rangeReduced > 0 && currentBinCenter > rangeReduced )
1737 continue;
1738
3de51a46 1739 gSumXi += currentBinCenter;
1740 gSumBi += gHistBalance->GetBinContent(i);
1741 gSumBiXi += gHistBalance->GetBinContent(i)*currentBinCenter;
1742 gSumBiXi2 += gHistBalance->GetBinContent(i)*TMath::Power(currentBinCenter,2);
1743 gSumBi2Xi2 += TMath::Power(gHistBalance->GetBinContent(i),2)*TMath::Power(currentBinCenter,2);
1744 gSumDeltaBi2 += TMath::Power(gHistBalance->GetBinError(i),2);
1745 gSumXi2DeltaBi2 += TMath::Power(currentBinCenter,2) * TMath::Power(gHistBalance->GetBinError(i),2);
1746
1747 deltaBalP2 += fP2Step*TMath::Power(gHistBalance->GetBinError(i),2);
1748 integral += fP2Step*gHistBalance->GetBinContent(i);
1749 }
1750 for(Int_t i = fStartBin; i < fNumberOfBins; i++)
1751 deltaErrorNew += gHistBalance->GetBinError(i)*(currentBinCenter*gSumBi - gSumBiXi)/TMath::Power(gSumBi,2);
1752
1753 Double_t integralError = TMath::Sqrt(deltaBalP2);
1754
1755 Double_t delta = gSumBiXi / gSumBi;
1756 Double_t deltaError = (gSumBiXi / gSumBi) * TMath::Sqrt(TMath::Power((TMath::Sqrt(gSumXi2DeltaBi2)/gSumBiXi),2) + TMath::Power((gSumDeltaBi2/gSumBi),2) );
1757
1758 WM = delta;
1759 WME = deltaError;
79dc837f 1760}
3de51a46 1761