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1b446896 | 1 | #include "AliHBTFunction.h" |
6e8d850a | 2 | |
3 | /* $Id: */ | |
4 | ||
5 | //-------------------------------------------------------------------- | |
26f1270c | 6 | //AliHBTFunction |
7 | //Author: Piotr Krzysztof Skowronski | |
8 | //Piotr.Skowronski@cern.ch | |
6e8d850a | 9 | //Base classes for HBT functions |
10 | /* | |
2c33acf3 | 11 | OnePairFctn Function TwoPairFctn |
26f1270c | 12 | | \ \ / | \ /|\ |
13 | | \ \ / | \ / | \ | |
14 | | \ \ 1D 2D 3D / | \ | |
15 | | \ \ / \ |\ | \________________/__ | \ | |
16 | | \ \/ \ | \__|_____________ / \| \ | |
17 | | \ \ \_|____|__ \ / | \ | |
18 | | \ / \___ | | \ \/ |\ \ | |
19 | | / \ | | \ /\ | \ \ | |
20 | | / \ \| | \ / \ | \ \ | |
21 | | / \ /\ | \ / \ | \ | | |
22 | | / \ / \ | \ / \ | \ | | |
6e8d850a | 23 | | / \ / \ | \ / \ | \ | |
26f1270c | 24 | | / \/ \ | \/ \ | \ | |
25 | OnePair1D OnePair2D OnePair3D TwoPair1D TwoPair2D TwoPair3D | |
26 | ||
27 | ||
1b446896 | 28 | four particle functions are intendent to be resolution functions: |
29 | it is mecessary to have simulated particle pair corresponding to given | |
30 | recontructed track pair in order to calculate function simualted value | |
2c33acf3 | 31 | and recontructed value, to be further histogrammed |
1b446896 | 32 | */ |
6e8d850a | 33 | //--------------------------------------------------------------------- |
26f1270c | 34 | |
2dc7203b | 35 | #include <TH2.h> |
36 | #include <TH3.h> | |
37 | ||
1b446896 | 38 | /******************************************************************/ |
39 | /******************************************************************/ | |
40 | ||
41 | ClassImp( AliHBTFunction ) | |
42 | ||
201fedb7 | 43 | AliHBTFunction::AliHBTFunction(): |
e6e21fa2 | 44 | fPairCut(new AliHBTEmptyPairCut()), //dummy cut |
45 | fWriteNumAndDen(kFALSE) | |
1b446896 | 46 | { |
2c33acf3 | 47 | //Default constructor |
ba95ae3f | 48 | } |
49 | /******************************************************************/ | |
28cf76fa | 50 | |
201fedb7 | 51 | AliHBTFunction::AliHBTFunction(const char* name,const char* title): |
e6e21fa2 | 52 | TNamed(name,title), |
53 | fPairCut(new AliHBTEmptyPairCut()), //dummy cut | |
54 | fWriteNumAndDen(kFALSE) | |
ba95ae3f | 55 | { |
201fedb7 | 56 | //Constructor |
1b446896 | 57 | } |
2674b9ff | 58 | /******************************************************************/ |
59 | ||
28cf76fa | 60 | AliHBTFunction::AliHBTFunction(const AliHBTFunction & source): |
61 | TNamed(source), | |
e6e21fa2 | 62 | fPairCut((AliHBTPairCut*)source.fPairCut->Clone()), |
63 | fWriteNumAndDen(source.fWriteNumAndDen) | |
28cf76fa | 64 | { |
65 | // Copy constructor needed by the coding conventions | |
66 | } | |
67 | /******************************************************************/ | |
68 | ||
2674b9ff | 69 | AliHBTFunction::~AliHBTFunction() |
2c33acf3 | 70 | { |
71 | //destructor | |
8928fd0d | 72 | delete fPairCut; |
2c33acf3 | 73 | } |
2674b9ff | 74 | /******************************************************************/ |
28cf76fa | 75 | AliHBTFunction & AliHBTFunction::operator= (const AliHBTFunction & source) |
76 | { | |
77 | // Assignment needed by the coding conventions | |
78 | delete fPairCut; | |
79 | fPairCut = (AliHBTPairCut*)source.fPairCut->Clone(); | |
80 | return * this; | |
81 | } | |
1b446896 | 82 | |
c41732dc | 83 | void AliHBTFunction::WriteFunction() |
2c33acf3 | 84 | { |
85 | //writes result of the function to file | |
e6e21fa2 | 86 | if (fWriteNumAndDen) |
87 | { | |
88 | if (GetNumerator()) GetNumerator()->Write(); | |
89 | if (GetDenominator()) GetDenominator()->Write(); | |
90 | } | |
1b446896 | 91 | TH1* res = GetResult(); |
976183fd | 92 | if (res) res->Write(); |
2c33acf3 | 93 | } |
1b446896 | 94 | /******************************************************************/ |
95 | ||
266c51ca | 96 | TH1* AliHBTFunction::GetRatio(Double_t normfactor) |
1b446896 | 97 | { |
2c33acf3 | 98 | //returns ratio of numerator and denominator |
99 | // | |
266c51ca | 100 | if (gDebug>0) Info("GetRatio","Norm. Factor is %f for %s",normfactor,GetName()); |
976183fd | 101 | |
102 | if (normfactor == 0.0) | |
103 | { | |
104 | Error("GetRatio","Scaling Factor is 0. Null poiner returned"); | |
105 | return 0x0; | |
106 | } | |
1b446896 | 107 | TString str = fName + " ratio"; |
108 | TH1 *result = (TH1*)GetNumerator()->Clone(str.Data()); | |
109 | ||
110 | result->SetTitle(str.Data()); | |
1b446896 | 111 | |
112 | result->Divide(GetNumerator(),GetDenominator(),normfactor); | |
113 | ||
114 | return result; | |
115 | ||
116 | } | |
117 | /******************************************************************/ | |
118 | void AliHBTFunction::SetPairCut(AliHBTPairCut* cut) | |
119 | { | |
120 | //Sets new Pair Cut. Old one is deleted | |
121 | //Note that it is created new object instead of simple pointer set | |
122 | //I do not want to have pointer | |
123 | //to object created somewhere else | |
124 | //because in that case I could not believe that | |
125 | //it would always exist (sb could delete it) | |
126 | //so we have always own copy | |
127 | ||
128 | if(!cut) | |
129 | { | |
130 | Error("AliHBTFunction::SetPairCut","argument is NULL"); | |
131 | return; | |
132 | } | |
133 | delete fPairCut; | |
134 | fPairCut = (AliHBTPairCut*)cut->Clone(); | |
135 | ||
136 | } | |
137 | ||
138 | /******************************************************************/ | |
139 | ||
8928fd0d | 140 | void AliHBTFunction::Rename(const Char_t * name) |
1b446896 | 141 | { |
142 | //renames the function and histograms | |
143 | SetName(name); | |
144 | SetTitle(name); | |
145 | ||
146 | TString numstr = fName + " Numerator"; //title and name of the | |
147 | //numerator histogram | |
148 | TString denstr = fName + " Denominator";//title and name of the | |
149 | //denominator histogram | |
150 | ||
151 | GetNumerator()->SetName(numstr.Data()); | |
152 | GetNumerator()->SetTitle(numstr.Data()); | |
153 | ||
154 | GetDenominator()->SetName(denstr.Data()); | |
155 | GetDenominator()->SetTitle(denstr.Data()); | |
156 | ||
157 | } | |
158 | ||
8928fd0d | 159 | void AliHBTFunction::Rename(const Char_t * name, const Char_t * title) |
1b446896 | 160 | { |
161 | //renames and retitle the function and histograms | |
162 | ||
163 | SetName(name); | |
164 | SetTitle(title); | |
165 | ||
166 | TString numstrn = fName + " Numerator"; //name of the | |
167 | //numerator histogram | |
168 | ||
169 | TString numstrt = fTitle + " Numerator"; //title of the | |
170 | //numerator histogram | |
171 | ||
172 | TString denstrn = fName + " Denominator";//name of the | |
173 | //denominator histogram | |
174 | ||
175 | TString denstrt = fTitle + " Denominator";//title of the | |
176 | //denominator histogram | |
177 | ||
178 | ||
179 | GetNumerator()->SetName(numstrn.Data()); | |
180 | GetNumerator()->SetTitle(numstrt.Data()); | |
181 | ||
182 | GetDenominator()->SetName(denstrn.Data()); | |
183 | GetDenominator()->SetTitle(denstrt.Data()); | |
184 | ||
185 | ||
186 | } | |
26f1270c | 187 | /******************************************************************/ |
188 | ||
c41732dc | 189 | void AliHBTFunction::InitFunction() |
26f1270c | 190 | { |
191 | //Iniotializes fctn.: Resets histograms | |
192 | //In case histograms are not created in ctor, builds with default parameters | |
193 | if ( !(GetNumerator()&&GetDenominator()) ) BuildHistos(); | |
194 | GetNumerator()->Reset(); | |
195 | GetDenominator()->Reset(); | |
196 | } | |
1b446896 | 197 | |
198 | /******************************************************************/ | |
199 | /******************************************************************/ | |
200 | /******************************************************************/ | |
201 | ||
27b3fe5d | 202 | ClassImp( AliHBTOnePairFctn ) |
1b446896 | 203 | |
204 | /******************************************************************/ | |
205 | /******************************************************************/ | |
206 | /******************************************************************/ | |
207 | ||
27b3fe5d | 208 | ClassImp( AliHBTTwoPairFctn) |
1b446896 | 209 | |
210 | /******************************************************************/ | |
211 | /******************************************************************/ | |
212 | /******************************************************************/ | |
213 | ||
26f1270c | 214 | ClassImp( AliHBTFunction1D ) |
1b446896 | 215 | |
26f1270c | 216 | const Int_t AliHBTFunction1D::fgkDefaultNBins = 100; |
217 | const Float_t AliHBTFunction1D::fgkDefaultMin = 0.0; | |
218 | const Float_t AliHBTFunction1D::fgkDefaultMax = 0.15; | |
219 | const UInt_t AliHBTFunction1D::fgkDefaultNBinsToScale = 30; | |
220 | ||
221 | ||
222 | AliHBTFunction1D::AliHBTFunction1D(): | |
223 | fNumerator(0x0), | |
224 | fDenominator(0x0), | |
225 | fNBinsToScale(fgkDefaultNBinsToScale) | |
2c33acf3 | 226 | {//default constructor |
26f1270c | 227 | } |
228 | /******************************************************************/ | |
229 | ||
230 | AliHBTFunction1D::AliHBTFunction1D(Int_t nbins, Float_t maxXval, Float_t minXval): | |
231 | fNumerator(0x0), | |
232 | fDenominator(0x0), | |
233 | fNBinsToScale(fgkDefaultNBinsToScale) | |
234 | { | |
1b446896 | 235 | //Constructor of Two Part One Dimentional Function |
236 | // nbins: number of bins in histograms - default 100 | |
237 | // maxXval and minXval: range of histgram(s) default 0 - 0.15 (GeV) | |
26f1270c | 238 | BuildHistos(nbins,maxXval,minXval); |
239 | } | |
240 | /******************************************************************/ | |
241 | AliHBTFunction1D::AliHBTFunction1D(const Char_t *name, const Char_t *title): | |
242 | AliHBTFunction(name,title), | |
243 | fNumerator(0x0), | |
244 | fDenominator(0x0), | |
245 | fNBinsToScale(fgkDefaultNBinsToScale) | |
2c33acf3 | 246 | {//constructor |
ba95ae3f | 247 | } |
1b446896 | 248 | /******************************************************************/ |
26f1270c | 249 | AliHBTFunction1D::AliHBTFunction1D(const Char_t *name, const Char_t *title, |
250 | Int_t nbins, Float_t maxXval, Float_t minXval): | |
251 | AliHBTFunction(name,title), | |
252 | fNumerator(0x0), | |
253 | fDenominator(0x0), | |
254 | fNBinsToScale(fgkDefaultNBinsToScale) | |
255 | { | |
2c33acf3 | 256 | //constructor |
257 | BuildHistos(nbins,maxXval,minXval); | |
26f1270c | 258 | } |
259 | /******************************************************************/ | |
260 | ||
28cf76fa | 261 | AliHBTFunction1D::AliHBTFunction1D(const AliHBTFunction1D& source): |
262 | AliHBTFunction(source) | |
263 | { | |
264 | // Copy constructor needed by the coding conventions byt not used | |
265 | Fatal("AliHBTFunction1D(const AliHBTFunction1D&)","Cpy ctor not usable."); | |
266 | } | |
267 | /******************************************************************/ | |
268 | ||
269 | AliHBTFunction1D& AliHBTFunction1D::operator= (const AliHBTFunction1D & /*source*/) | |
270 | { | |
271 | // Assignment needed by the coding conventions byt not used | |
272 | Fatal("Assignment operator","not implemented"); | |
273 | return * this; | |
274 | } | |
275 | /******************************************************************/ | |
276 | ||
26f1270c | 277 | AliHBTFunction1D::~AliHBTFunction1D() |
1b446896 | 278 | { |
2c33acf3 | 279 | //destructor |
1b446896 | 280 | delete fNumerator; |
281 | delete fDenominator; | |
282 | } | |
26f1270c | 283 | /******************************************************************/ |
284 | void AliHBTFunction1D::BuildHistos() | |
285 | { | |
2c33acf3 | 286 | //builds histograms with default settings |
26f1270c | 287 | BuildHistos(fgkDefaultNBins,fgkDefaultMax,fgkDefaultMin); |
288 | } | |
289 | ||
976183fd | 290 | /******************************************************************/ |
291 | ||
26f1270c | 292 | void AliHBTFunction1D::BuildHistos(Int_t nbins, Float_t max, Float_t min) |
976183fd | 293 | { |
2c33acf3 | 294 | //builds numarator and denominator hitograms |
26f1270c | 295 | TString numstr = fName + " Numerator"; //title and name of the |
296 | //numerator histogram | |
297 | TString denstr = fName + " Denominator";//title and name of the | |
298 | //denominator histogram | |
299 | fNumerator = new TH1D(numstr.Data(),numstr.Data(),nbins,min,max); | |
300 | fDenominator = new TH1D(denstr.Data(),denstr.Data(),nbins,min,max); | |
301 | ||
302 | fNumerator->Sumw2(); | |
303 | fDenominator->Sumw2(); | |
976183fd | 304 | } |
305 | /******************************************************************/ | |
976183fd | 306 | |
26f1270c | 307 | Double_t AliHBTFunction1D::Scale() |
308 | { | |
309 | //Calculates the factor that should be used to scale | |
310 | //quatience of fNumerator and fDenominator to 1 at tail | |
311 | return Scale(fNumerator,fDenominator); | |
312 | } | |
976183fd | 313 | /******************************************************************/ |
26f1270c | 314 | |
315 | Double_t AliHBTFunction1D::Scale(TH1D* num,TH1D* den) | |
976183fd | 316 | { |
26f1270c | 317 | //Calculates the factor that should be used to scale |
318 | //quatience of num and den to 1 at tail | |
319 | ||
266c51ca | 320 | if (gDebug>0) Info("Scale","Enetered Scale()"); |
26f1270c | 321 | if(!num) |
976183fd | 322 | { |
323 | Error("Scale","No numerator"); | |
324 | return 0.0; | |
325 | } | |
26f1270c | 326 | if(!den) |
976183fd | 327 | { |
328 | Error("Scale","No denominator"); | |
329 | return 0.0; | |
330 | } | |
331 | ||
332 | if(fNBinsToScale < 1) | |
333 | { | |
976183fd | 334 | Error("Scale","Number of bins for scaling is smaller thnan 1"); |
0798b21e | 335 | return 0.0; |
976183fd | 336 | } |
26f1270c | 337 | UInt_t nbins = num->GetNbinsX(); |
976183fd | 338 | if (fNBinsToScale > nbins) |
339 | { | |
340 | Error("Scale","Number of bins for scaling is bigger thnan number of bins in histograms"); | |
341 | return 0.0; | |
342 | } | |
266c51ca | 343 | if (gDebug>0) Info("Scale","No errors detected"); |
976183fd | 344 | |
2674b9ff | 345 | Double_t ratio; |
346 | Double_t sum = 0; | |
2dc7203b | 347 | Int_t n = 0; |
2674b9ff | 348 | |
976183fd | 349 | Int_t offset = nbins - fNBinsToScale - 1; |
2c33acf3 | 350 | |
351 | for (UInt_t i = offset; i< nbins; i++) | |
976183fd | 352 | { |
26f1270c | 353 | if ( num->GetBinContent(i) > 0.0 ) |
976183fd | 354 | { |
26f1270c | 355 | ratio = den->GetBinContent(i)/num->GetBinContent(i); |
2674b9ff | 356 | sum += ratio; |
2dc7203b | 357 | n++; |
976183fd | 358 | } |
359 | } | |
2674b9ff | 360 | |
2dc7203b | 361 | if(gDebug > 0) Info("Scale","sum=%f fNBinsToScale=%d n=%d",sum,fNBinsToScale,n); |
2674b9ff | 362 | |
2dc7203b | 363 | if (n == 0) return 0.0; |
364 | Double_t ret = sum/((Double_t)n); | |
976183fd | 365 | |
266c51ca | 366 | if(gDebug > 0) Info("Scale","returning %f",ret); |
2674b9ff | 367 | return ret; |
976183fd | 368 | } |
369 | ||
1b446896 | 370 | /******************************************************************/ |
371 | /******************************************************************/ | |
372 | /******************************************************************/ | |
373 | ||
26f1270c | 374 | //____________________ |
375 | /////////////////////////////////////////////////////// | |
376 | // // | |
377 | // AliHBTFunction2D // | |
378 | // // | |
379 | // Base Calss for 2-dimensinal Functions // | |
380 | // // | |
381 | // Piotr.Skowronski@cern.ch // | |
382 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
383 | // // | |
384 | /////////////////////////////////////////////////////// | |
1b446896 | 385 | |
1db320d4 | 386 | ClassImp( AliHBTFunction2D ) |
1b446896 | 387 | |
26f1270c | 388 | const Int_t AliHBTFunction2D::fgkDefaultNBinsX = 200;//default number of Bins in X axis in histograms |
389 | const Float_t AliHBTFunction2D::fgkDefaultMinX = 0.0;//Default min value of X axis in histograms | |
390 | const Float_t AliHBTFunction2D::fgkDefaultMaxX = 1.5;//Default max value of X axis inhistograms | |
391 | ||
392 | const Int_t AliHBTFunction2D::fgkDefaultNBinsY = 200;//default number of Bins in histograms | |
393 | const Float_t AliHBTFunction2D::fgkDefaultMinY = -0.15;//Default min value of histograms | |
394 | const Float_t AliHBTFunction2D::fgkDefaultMaxY = 0.15;//Default max value of histograms | |
395 | ||
396 | const UInt_t AliHBTFunction2D::fgkDefaultNBinsToScaleX = 30;//Default number of X bins used for scaling to tale | |
397 | const UInt_t AliHBTFunction2D::fgkDefaultNBinsToScaleY = 30;//Default number of bins used for scaling to tale | |
398 | ||
399 | /******************************************************************/ | |
400 | AliHBTFunction2D::AliHBTFunction2D(): | |
401 | fNumerator(0x0), | |
402 | fDenominator(0x0), | |
403 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
404 | fNBinsToScaleY(fgkDefaultNBinsToScaleY) | |
405 | {//default constructor | |
406 | } | |
407 | /******************************************************************/ | |
408 | AliHBTFunction2D::AliHBTFunction2D(const Char_t *name, const Char_t *title): | |
409 | AliHBTFunction(name,title), | |
410 | fNumerator(0x0), | |
411 | fDenominator(0x0), | |
412 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
413 | fNBinsToScaleY(fgkDefaultNBinsToScaleY) | |
414 | {//constructor | |
415 | } | |
416 | /******************************************************************/ | |
417 | ||
418 | AliHBTFunction2D::AliHBTFunction2D(Int_t nXbins, Double_t maxXval, Double_t minXval, | |
419 | Int_t nYbins, Double_t maxYval, Double_t minYval): | |
420 | fNumerator(0x0), | |
421 | fDenominator(0x0), | |
422 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
423 | fNBinsToScaleY(fgkDefaultNBinsToScaleY) | |
1b446896 | 424 | { |
26f1270c | 425 | BuildHistos(nXbins,maxXval,minXval,nYbins,maxYval,minYval); |
426 | } | |
427 | /******************************************************************/ | |
1b446896 | 428 | |
26f1270c | 429 | AliHBTFunction2D::AliHBTFunction2D(const Char_t *name, const Char_t *title, |
430 | Int_t nXbins, Double_t maxXval, Double_t minXval, | |
431 | Int_t nYbins, Double_t maxYval, Double_t minYval): | |
432 | AliHBTFunction(name,title), | |
433 | fNumerator(0x0), | |
434 | fDenominator(0x0), | |
435 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
436 | fNBinsToScaleY(fgkDefaultNBinsToScaleY) | |
437 | { | |
438 | BuildHistos(nXbins,maxXval,minXval,nYbins,maxYval,minYval); | |
1b446896 | 439 | } |
26f1270c | 440 | /******************************************************************/ |
28cf76fa | 441 | AliHBTFunction2D::AliHBTFunction2D(const AliHBTFunction2D & source): |
442 | AliHBTFunction(source) | |
443 | { | |
444 | // Copy constructor needed by the coding conventions byt not used | |
445 | Fatal("AliHBTFunction2D(const AliHBTFunction2D&)","Cpy ctor not usable."); | |
446 | } | |
447 | /******************************************************************/ | |
448 | ||
449 | AliHBTFunction2D& AliHBTFunction2D::operator= (const AliHBTFunction2D& /*source*/) { | |
450 | // Assignment needed by the coding conventions byt not used | |
451 | Fatal("Assignment operator","not implemented"); | |
452 | return * this; | |
453 | } | |
454 | /******************************************************************/ | |
26f1270c | 455 | |
456 | AliHBTFunction2D::~AliHBTFunction2D() | |
1b446896 | 457 | { |
28cf76fa | 458 | //dtor |
1b446896 | 459 | delete fNumerator; |
460 | delete fDenominator; | |
461 | } | |
26f1270c | 462 | /******************************************************************/ |
463 | ||
464 | void AliHBTFunction2D::BuildHistos() | |
1b446896 | 465 | { |
26f1270c | 466 | //Creates default histograms |
467 | BuildHistos(fgkDefaultNBinsX,fgkDefaultMaxX,fgkDefaultMinX, | |
468 | fgkDefaultNBinsY,fgkDefaultMaxY,fgkDefaultMinY); | |
1b446896 | 469 | } |
26f1270c | 470 | /******************************************************************/ |
1b446896 | 471 | |
26f1270c | 472 | void AliHBTFunction2D::BuildHistos(Int_t nxbins, Float_t xmax, Float_t xmin, |
473 | Int_t nybins, Float_t ymax, Float_t ymin) | |
1b446896 | 474 | { |
28cf76fa | 475 | //Builds numerator and denominator histograms (2d-case) |
26f1270c | 476 | TString numstr = fName + " Numerator"; //title and name of the |
477 | //numerator histogram | |
478 | TString denstr = fName + " Denominator";//title and name of the | |
479 | //denominator histogram | |
480 | ||
481 | fNumerator = new TH2D(numstr.Data(),numstr.Data(), | |
482 | nxbins,xmin,xmax,nybins,ymin,ymax); | |
483 | ||
484 | fDenominator = new TH2D(denstr.Data(),denstr.Data(), | |
485 | nxbins,xmin,xmax,nybins,ymin,ymax); | |
486 | ||
487 | fNumerator->Sumw2(); | |
488 | fDenominator->Sumw2(); | |
489 | } | |
490 | /******************************************************************/ | |
1b446896 | 491 | |
26f1270c | 492 | void AliHBTFunction2D::SetNumberOfBinsToScale(UInt_t xn, UInt_t yn) |
493 | { | |
494 | //defines area used for scaling factor calculation | |
495 | fNBinsToScaleX = xn; | |
496 | fNBinsToScaleY = yn; | |
1b446896 | 497 | } |
26f1270c | 498 | /******************************************************************/ |
1b446896 | 499 | |
26f1270c | 500 | Double_t AliHBTFunction2D::Scale() |
501 | { | |
28cf76fa | 502 | // Calculates the factor that should be used to scale |
503 | // quatience of fNumerator and fDenominator to 1 at | |
504 | // given region | |
26f1270c | 505 | if (gDebug>0) Info("Scale","Enetered Scale()"); |
506 | if(!fNumerator) | |
507 | { | |
508 | Error("Scale","No numerator"); | |
509 | return 0.0; | |
510 | } | |
511 | if(!fDenominator) | |
512 | { | |
513 | Error("Scale","No denominator"); | |
514 | return 0.0; | |
515 | } | |
516 | ||
517 | if( (fNBinsToScaleX < 1) || (fNBinsToScaleY < 1) ) | |
518 | { | |
26f1270c | 519 | Error("Scale","Number of bins for scaling is smaller thnan 1"); |
0798b21e | 520 | return 0.0; |
26f1270c | 521 | } |
522 | UInt_t nbinsX = fNumerator->GetNbinsX(); | |
523 | if (fNBinsToScaleX > nbinsX) | |
524 | { | |
525 | Error("Scale","Number of X bins for scaling is bigger thnan number of bins in histograms"); | |
526 | return 0.0; | |
527 | } | |
528 | ||
529 | UInt_t nbinsY = fNumerator->GetNbinsX(); | |
530 | if (fNBinsToScaleY > nbinsY) | |
531 | { | |
532 | Error("Scale","Number of Y bins for scaling is bigger thnan number of bins in histograms"); | |
533 | return 0.0; | |
534 | } | |
535 | ||
536 | if (gDebug>0) Info("Scale","No errors detected"); | |
537 | ||
538 | Int_t offsetX = nbinsX - fNBinsToScaleX - 1; //bin that we start loop over bins in axis X | |
539 | Int_t offsetY = nbinsY - fNBinsToScaleY - 1; //bin that we start loop over bins in axis X | |
540 | ||
541 | Double_t ratio; | |
542 | Double_t sum = 0; | |
2dc7203b | 543 | Int_t n = 0; |
26f1270c | 544 | |
2c33acf3 | 545 | for (UInt_t j = offsetY; j< nbinsY; j++) |
546 | for (UInt_t i = offsetX; i< nbinsX; i++) | |
26f1270c | 547 | { |
548 | if ( fNumerator->GetBinContent(i,j) > 0.0 ) | |
549 | { | |
550 | ratio = fDenominator->GetBinContent(i,j)/fNumerator->GetBinContent(i,j); | |
551 | sum += ratio; | |
2dc7203b | 552 | n++; |
26f1270c | 553 | } |
554 | } | |
555 | ||
2dc7203b | 556 | if(gDebug > 0) Info("Scale","sum=%f fNBinsToScaleX=%d fNBinsToScaleY=%d n=%d",sum,fNBinsToScaleX,fNBinsToScaleY,n); |
26f1270c | 557 | |
2dc7203b | 558 | if (n == 0) return 0.0; |
559 | Double_t ret = sum/((Double_t)n); | |
26f1270c | 560 | |
561 | if(gDebug > 0) Info("Scale","returning %f",ret); | |
562 | return ret; | |
563 | } | |
1b446896 | 564 | |
565 | /******************************************************************/ | |
566 | /******************************************************************/ | |
567 | /******************************************************************/ | |
568 | ||
26f1270c | 569 | //____________________ |
570 | /////////////////////////////////////////////////////// | |
571 | // // | |
572 | // AliHBTFunction3D // | |
573 | // // | |
574 | // Base Calss for 3-dimensinal Functions // | |
575 | // // | |
576 | // Piotr.Skowronski@cern.ch // | |
577 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
578 | // // | |
579 | /////////////////////////////////////////////////////// | |
1b446896 | 580 | |
26f1270c | 581 | ClassImp( AliHBTFunction3D) |
1b446896 | 582 | |
26f1270c | 583 | const Int_t AliHBTFunction3D::fgkDefaultNBinsX = 200;//default number of Bins in X axis in histograms |
584 | const Float_t AliHBTFunction3D::fgkDefaultMinX = 0.0;//Default min value of X axis in histograms | |
585 | const Float_t AliHBTFunction3D::fgkDefaultMaxX = 1.5;//Default max value of X axis inhistograms | |
1b446896 | 586 | |
26f1270c | 587 | const Int_t AliHBTFunction3D::fgkDefaultNBinsY = 200;//default number of Bins in histograms |
588 | const Float_t AliHBTFunction3D::fgkDefaultMinY = -0.15;//Default min value of histograms | |
589 | const Float_t AliHBTFunction3D::fgkDefaultMaxY = 0.15;//Default max value of histograms | |
590 | ||
591 | const Int_t AliHBTFunction3D::fgkDefaultNBinsZ = 200;//default number of Bins in histograms | |
592 | const Float_t AliHBTFunction3D::fgkDefaultMinZ = -0.15;//Default min value of histograms | |
593 | const Float_t AliHBTFunction3D::fgkDefaultMaxZ = 0.15;//Default max value of histograms | |
594 | ||
595 | const UInt_t AliHBTFunction3D::fgkDefaultNBinsToScaleX = 30;//Default number of X bins used for scaling to tale | |
596 | const UInt_t AliHBTFunction3D::fgkDefaultNBinsToScaleY = 30;//Default number of bins used for scaling to tale | |
597 | const UInt_t AliHBTFunction3D::fgkDefaultNBinsToScaleZ = 30;//Default number of bins used for scaling to tale | |
598 | ||
2c33acf3 | 599 | AliHBTFunction3D::AliHBTFunction3D(): |
600 | fNumerator(0x0), | |
601 | fDenominator(0x0), | |
602 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
603 | fNBinsToScaleY(fgkDefaultNBinsToScaleY), | |
604 | fNBinsToScaleZ(fgkDefaultNBinsToScaleZ) | |
605 | { | |
606 | //constructor | |
607 | } | |
608 | /******************************************************************/ | |
609 | ||
610 | AliHBTFunction3D::AliHBTFunction3D(const Char_t *name, const Char_t *title): | |
611 | AliHBTFunction(name,title), | |
612 | fNumerator(0x0), | |
613 | fDenominator(0x0), | |
614 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
615 | fNBinsToScaleY(fgkDefaultNBinsToScaleY), | |
616 | fNBinsToScaleZ(fgkDefaultNBinsToScaleZ) | |
617 | { | |
618 | //constructor | |
619 | } | |
620 | /******************************************************************/ | |
26f1270c | 621 | |
622 | AliHBTFunction3D::AliHBTFunction3D(Int_t nXbins, Double_t maxXval, Double_t minXval, | |
623 | Int_t nYbins, Double_t maxYval, Double_t minYval, | |
624 | Int_t nZbins, Double_t maxZval, Double_t minZval): | |
625 | fNumerator(0x0), | |
626 | fDenominator(0x0), | |
627 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
628 | fNBinsToScaleY(fgkDefaultNBinsToScaleY), | |
629 | fNBinsToScaleZ(fgkDefaultNBinsToScaleZ) | |
630 | { | |
2c33acf3 | 631 | //constructor |
632 | BuildHistos( nXbins,maxXval,minXval,nYbins,maxYval,minYval,nZbins,maxZval,minZval); | |
1b446896 | 633 | } |
ba95ae3f | 634 | /******************************************************************/ |
7836ee94 | 635 | |
2c33acf3 | 636 | AliHBTFunction3D::AliHBTFunction3D(const Char_t *name, const Char_t *title, |
637 | Int_t nXbins, Double_t maxXval, Double_t minXval, | |
638 | Int_t nYbins, Double_t maxYval, Double_t minYval, | |
639 | Int_t nZbins, Double_t maxZval, Double_t minZval): | |
640 | AliHBTFunction(name,title), | |
641 | fNumerator(0x0), | |
642 | fDenominator(0x0), | |
643 | fNBinsToScaleX(fgkDefaultNBinsToScaleX), | |
644 | fNBinsToScaleY(fgkDefaultNBinsToScaleY), | |
645 | fNBinsToScaleZ(fgkDefaultNBinsToScaleZ) | |
646 | { | |
647 | //constructor | |
648 | BuildHistos( nXbins,maxXval,minXval,nYbins,maxYval,minYval,nZbins,maxZval,minZval); | |
649 | } | |
650 | /******************************************************************/ | |
651 | ||
28cf76fa | 652 | AliHBTFunction3D::AliHBTFunction3D(const AliHBTFunction3D& source): |
653 | AliHBTFunction(source) | |
654 | { | |
655 | // Copy constructor needed by the coding conventions byt not used | |
656 | Fatal("AliHBTFunction3D(const AliHBTFunction3D&)","Cpy ctor not usable."); | |
657 | } | |
658 | /******************************************************************/ | |
659 | ||
660 | AliHBTFunction3D& AliHBTFunction3D::operator= (const AliHBTFunction3D & /*source*/) | |
661 | { | |
662 | // Assignment needed by the coding conventions byt not used | |
663 | Fatal("Assignment operator","not implemented"); | |
664 | return * this; | |
665 | } | |
666 | /******************************************************************/ | |
667 | ||
2c33acf3 | 668 | |
26f1270c | 669 | AliHBTFunction3D::~AliHBTFunction3D() |
7836ee94 | 670 | { |
671 | delete fNumerator; | |
672 | delete fDenominator; | |
673 | } | |
ba95ae3f | 674 | /******************************************************************/ |
7836ee94 | 675 | |
26f1270c | 676 | void AliHBTFunction3D::BuildHistos() |
677 | { | |
678 | //Creates default histograms | |
679 | BuildHistos(fgkDefaultNBinsX,fgkDefaultMaxX,fgkDefaultMinX, | |
680 | fgkDefaultNBinsY,fgkDefaultMaxY,fgkDefaultMinY, | |
681 | fgkDefaultNBinsZ,fgkDefaultMaxZ,fgkDefaultMinZ); | |
682 | } | |
ba95ae3f | 683 | /******************************************************************/ |
ba95ae3f | 684 | |
26f1270c | 685 | void AliHBTFunction3D::BuildHistos(Int_t nxbins, Float_t xmax, Float_t xmin, |
686 | Int_t nybins, Float_t ymax, Float_t ymin, | |
687 | Int_t nzbins, Float_t zmax, Float_t zmin) | |
688 | { | |
6e8d850a | 689 | //Builds numerator and denominator histograms (3d-case) |
ba95ae3f | 690 | TString numstr = fName + " Numerator"; //title and name of the |
691 | //numerator histogram | |
692 | TString denstr = fName + " Denominator";//title and name of the | |
693 | //denominator histogram | |
694 | ||
26f1270c | 695 | fNumerator = new TH3D(numstr.Data(),numstr.Data(), |
bed069a4 | 696 | nxbins,xmin,xmax,nybins,ymin,ymax,nzbins,zmin,zmax); |
ba95ae3f | 697 | |
26f1270c | 698 | fDenominator = new TH3D(denstr.Data(),denstr.Data(), |
bed069a4 | 699 | nxbins,xmin,xmax,nybins,ymin,ymax,nzbins,zmin,zmax); |
ba95ae3f | 700 | |
701 | fNumerator->Sumw2(); | |
702 | fDenominator->Sumw2(); | |
ba95ae3f | 703 | } |
ba95ae3f | 704 | |
4e871a8a | 705 | /******************************************************************/ |
26f1270c | 706 | |
707 | Double_t AliHBTFunction3D::Scale() | |
4e871a8a | 708 | { |
6e8d850a | 709 | // Calculates the factor that should be used to scale |
710 | // quatience of fNumerator and fDenominator to 1 at | |
711 | // given volume | |
266c51ca | 712 | if (gDebug>0) Info("Scale","Enetered Scale()"); |
4e871a8a | 713 | if(!fNumerator) |
714 | { | |
715 | Error("Scale","No numerator"); | |
716 | return 0.0; | |
717 | } | |
718 | if(!fDenominator) | |
719 | { | |
720 | Error("Scale","No denominator"); | |
721 | return 0.0; | |
722 | } | |
723 | ||
26f1270c | 724 | if( (fNBinsToScaleX < 1) || (fNBinsToScaleY < 1) || (fNBinsToScaleZ < 1)) |
4e871a8a | 725 | { |
4e871a8a | 726 | Error("Scale","Number of bins for scaling is smaller thnan 1"); |
0798b21e | 727 | return 0.0; |
4e871a8a | 728 | } |
26f1270c | 729 | UInt_t nbinsX = fNumerator->GetNbinsX(); |
730 | if (fNBinsToScaleX > nbinsX) | |
4e871a8a | 731 | { |
26f1270c | 732 | Error("Scale","Number of X bins for scaling is bigger thnan number of bins in histograms"); |
733 | return 0.0; | |
734 | } | |
735 | ||
736 | UInt_t nbinsY = fNumerator->GetNbinsX(); | |
737 | if (fNBinsToScaleY > nbinsY) | |
738 | { | |
739 | Error("Scale","Number of Y bins for scaling is bigger thnan number of bins in histograms"); | |
740 | return 0.0; | |
741 | } | |
742 | ||
743 | UInt_t nbinsZ = fNumerator->GetNbinsZ(); | |
744 | if (fNBinsToScaleZ > nbinsZ) | |
745 | { | |
746 | Error("Scale","Number of Z bins for scaling is bigger thnan number of bins in histograms"); | |
4e871a8a | 747 | return 0.0; |
748 | } | |
26f1270c | 749 | |
266c51ca | 750 | if (gDebug>0) Info("Scale","No errors detected"); |
4e871a8a | 751 | |
26f1270c | 752 | Int_t offsetX = nbinsX - fNBinsToScaleX - 1; //bin that we start loop over bins in axis X |
196e34f6 | 753 | Int_t offsetY = nbinsY - fNBinsToScaleY - 1; //bin that we start loop over bins in axis Y |
754 | Int_t offsetZ = nbinsZ - fNBinsToScaleZ - 1; //bin that we start loop over bins in axis Z | |
26f1270c | 755 | |
4e871a8a | 756 | Double_t ratio; |
757 | Double_t sum = 0; | |
2dc7203b | 758 | Int_t n = 0; |
4e871a8a | 759 | |
196e34f6 | 760 | for (UInt_t k = offsetZ; k<nbinsZ; k++) |
761 | for (UInt_t j = offsetY; j<nbinsY; j++) | |
762 | for (UInt_t i = offsetX; i<nbinsX; i++) | |
26f1270c | 763 | { |
764 | if ( fNumerator->GetBinContent(i,j,k) > 0.0 ) | |
765 | { | |
766 | ratio = fDenominator->GetBinContent(i,j,k)/fNumerator->GetBinContent(i,j,k); | |
767 | sum += ratio; | |
2dc7203b | 768 | n++; |
26f1270c | 769 | } |
770 | } | |
4e871a8a | 771 | |
26f1270c | 772 | if(gDebug > 0) |
2dc7203b | 773 | Info("Scale","sum=%f fNBinsToScaleX=%d fNBinsToScaleY=%d fNBinsToScaleZ=%d n=%d", |
774 | sum,fNBinsToScaleX,fNBinsToScaleY,fNBinsToScaleZ,n); | |
4e871a8a | 775 | |
2dc7203b | 776 | if (n == 0) return 0.0; |
777 | Double_t ret = sum/((Double_t)n); | |
4e871a8a | 778 | |
266c51ca | 779 | if(gDebug > 0) Info("Scale","returning %f",ret); |
4e871a8a | 780 | return ret; |
781 | } | |
2c33acf3 | 782 | /******************************************************************/ |
783 | ||
784 | void AliHBTFunction3D::SetNumberOfBinsToScale(UInt_t xn, UInt_t yn,UInt_t zn) | |
785 | { | |
786 | //sets up the volume to be used for scaling to tail | |
787 | fNBinsToScaleX = xn; | |
788 | fNBinsToScaleY = yn; | |
789 | fNBinsToScaleZ = zn; | |
790 | } | |
ba95ae3f | 791 | |
1b446896 | 792 | /******************************************************************/ |
793 | /******************************************************************/ | |
794 | /******************************************************************/ | |
26f1270c | 795 | /******************************************************************/ |
796 | /******************************************************************/ | |
797 | /******************************************************************/ | |
798 | /******************************************************************/ | |
799 | /******************************************************************/ | |
800 | /******************************************************************/ | |
1b446896 | 801 | |
26f1270c | 802 | //____________________ |
803 | /////////////////////////////////////////////////////// | |
804 | // // | |
805 | // AliHBTOnePairFctn1D // | |
806 | // // | |
807 | // Base Calss for 1-dimensinal Functions that need // | |
808 | // one pair to fill function // | |
809 | // // | |
810 | // Piotr.Skowronski@cern.ch // | |
811 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
812 | // // | |
813 | /////////////////////////////////////////////////////// | |
1b446896 | 814 | |
26f1270c | 815 | ClassImp( AliHBTOnePairFctn1D ) |
816 | /******************************************************************/ | |
1b446896 | 817 | |
26f1270c | 818 | AliHBTOnePairFctn1D::AliHBTOnePairFctn1D(Int_t nbins, Float_t maxXval, Float_t minXval): |
819 | AliHBTFunction1D(nbins,maxXval,minXval) | |
1b446896 | 820 | { |
aa4e0a70 | 821 | //constructor |
26f1270c | 822 | } |
823 | /******************************************************************/ | |
1b446896 | 824 | |
26f1270c | 825 | AliHBTOnePairFctn1D::AliHBTOnePairFctn1D(const Char_t *name, const Char_t *title): |
826 | AliHBTFunction1D(name,title) | |
827 | { | |
aa4e0a70 | 828 | |
26f1270c | 829 | } |
830 | /******************************************************************/ | |
831 | ||
832 | AliHBTOnePairFctn1D::AliHBTOnePairFctn1D(const Char_t *name, const Char_t *title, | |
833 | Int_t nbins, Float_t maxXval, Float_t minXval): | |
834 | AliHBTFunction1D(name,title,nbins,maxXval,minXval) | |
835 | { | |
aa4e0a70 | 836 | //constructor |
26f1270c | 837 | } |
838 | /******************************************************************/ | |
839 | ||
840 | void AliHBTOnePairFctn1D::ProcessSameEventParticles(AliHBTPair* pair) | |
841 | { | |
6e8d850a | 842 | //Fills the numerator using pair from the same event |
26f1270c | 843 | pair = CheckPair(pair); |
844 | if(pair) fNumerator->Fill(GetValue(pair)); | |
845 | } | |
846 | /******************************************************************/ | |
847 | void AliHBTOnePairFctn1D::ProcessDiffEventParticles(AliHBTPair* pair) | |
848 | { | |
6e8d850a | 849 | //Fills the denumerator using mixed pairs |
26f1270c | 850 | pair = CheckPair(pair); |
851 | if(pair) fDenominator->Fill(GetValue(pair)); | |
852 | } | |
853 | ||
854 | /******************************************************************/ | |
855 | /******************************************************************/ | |
856 | /******************************************************************/ | |
857 | ||
858 | //____________________ | |
859 | /////////////////////////////////////////////////////// | |
860 | // // | |
861 | // AliHBTOnePairFctn2D // | |
862 | // // | |
863 | // Base Calss for 2-dimensinal Functions that need // | |
864 | // one pair to fill function // | |
865 | // // | |
866 | // Piotr.Skowronski@cern.ch // | |
867 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
868 | // // | |
869 | /////////////////////////////////////////////////////// | |
870 | ||
871 | ClassImp( AliHBTOnePairFctn2D ) | |
872 | /******************************************************************/ | |
873 | ||
874 | AliHBTOnePairFctn2D::AliHBTOnePairFctn2D(const Char_t *name, const Char_t *title): | |
875 | AliHBTFunction2D(name,title) | |
876 | { | |
aa4e0a70 | 877 | //constructor |
26f1270c | 878 | } |
879 | /******************************************************************/ | |
880 | ||
881 | AliHBTOnePairFctn2D::AliHBTOnePairFctn2D(Int_t nXbins, Double_t maxXval, Double_t minXval, | |
882 | Int_t nYbins, Double_t maxYval, Double_t minYval): | |
883 | AliHBTFunction2D(nXbins, maxXval, minXval, nYbins, maxYval, minYval) | |
884 | { | |
aa4e0a70 | 885 | //constructor |
26f1270c | 886 | } |
887 | /******************************************************************/ | |
888 | ||
889 | AliHBTOnePairFctn2D::AliHBTOnePairFctn2D(const Char_t *name, const Char_t *title, | |
890 | Int_t nXbins, Double_t maxXval, Double_t minXval, | |
891 | Int_t nYbins, Double_t maxYval, Double_t minYval): | |
892 | AliHBTFunction2D(name,title, nXbins, maxXval, minXval, nYbins, maxYval, minYval) | |
893 | { | |
aa4e0a70 | 894 | //constructor |
26f1270c | 895 | } |
896 | /******************************************************************/ | |
897 | ||
898 | void AliHBTOnePairFctn2D::ProcessSameEventParticles(AliHBTPair* pair) | |
899 | { | |
6e8d850a | 900 | // Fills the numerator using pairs from the same event |
26f1270c | 901 | pair = CheckPair(pair); |
902 | if(pair) | |
903 | { | |
904 | Double_t x,y; | |
905 | GetValues(pair,x,y); | |
906 | fNumerator->Fill(x,y); | |
907 | } | |
908 | } | |
909 | /******************************************************************/ | |
910 | ||
911 | void AliHBTOnePairFctn2D::ProcessDiffEventParticles(AliHBTPair* pair) | |
912 | { | |
6e8d850a | 913 | // Fills the denumerator using mixed pairs |
26f1270c | 914 | pair = CheckPair(pair); |
915 | if(pair) | |
916 | { | |
917 | Double_t x,y; | |
918 | GetValues(pair,x,y); | |
919 | fDenominator->Fill(x,y); | |
920 | } | |
921 | } | |
922 | /******************************************************************/ | |
923 | /******************************************************************/ | |
924 | /******************************************************************/ | |
925 | /******************************************************************/ | |
926 | //____________________ | |
927 | /////////////////////////////////////////////////////// | |
928 | // // | |
929 | // AliHBTOnePairFctn3D // | |
930 | // // | |
931 | // Base Calss for 3-dimensinal Functions that need // | |
932 | // one pair to fill function // | |
933 | // // | |
934 | // Piotr.Skowronski@cern.ch // | |
935 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
936 | // // | |
937 | /////////////////////////////////////////////////////// | |
938 | ClassImp( AliHBTOnePairFctn3D) | |
939 | ||
940 | /******************************************************************/ | |
941 | ||
942 | AliHBTOnePairFctn3D::AliHBTOnePairFctn3D(const Char_t *name, const Char_t *title): | |
943 | AliHBTFunction3D(name,title) | |
1b446896 | 944 | { |
aa4e0a70 | 945 | //constructor |
1b446896 | 946 | } |
26f1270c | 947 | /******************************************************************/ |
948 | ||
949 | AliHBTOnePairFctn3D::AliHBTOnePairFctn3D(Int_t nXbins, Double_t maxXval, Double_t minXval, | |
950 | Int_t nYbins, Double_t maxYval, Double_t minYval, | |
951 | Int_t nZbins, Double_t maxZval, Double_t minZval): | |
952 | AliHBTFunction3D(nXbins, maxXval, minXval, nYbins, maxYval, minYval, nZbins, maxZval, minZval) | |
953 | { | |
aa4e0a70 | 954 | //constructor |
26f1270c | 955 | } |
956 | /******************************************************************/ | |
957 | ||
958 | AliHBTOnePairFctn3D::AliHBTOnePairFctn3D(const Char_t *name, const Char_t *title, | |
959 | Int_t nXbins, Double_t maxXval, Double_t minXval, | |
960 | Int_t nYbins, Double_t maxYval, Double_t minYval, | |
961 | Int_t nZbins, Double_t maxZval, Double_t minZval): | |
962 | AliHBTFunction3D(name,title,nXbins, maxXval, minXval, nYbins, maxYval, minYval, nZbins, maxZval, minZval) | |
963 | { | |
aa4e0a70 | 964 | //constructor |
26f1270c | 965 | } |
966 | /******************************************************************/ | |
967 | ||
968 | void AliHBTOnePairFctn3D::ProcessSameEventParticles(AliHBTPair* pair) | |
969 | { | |
970 | //Reacts on pair coming from same event (real pairs) | |
971 | //and fills numerator histogram | |
972 | pair = CheckPair(pair); | |
973 | if( pair ) | |
974 | { | |
975 | Double_t x,y,z; | |
976 | GetValues(pair,x,y,z); | |
977 | fNumerator->Fill(x,y,z); | |
978 | } | |
979 | } | |
980 | /******************************************************************/ | |
981 | ||
982 | void AliHBTOnePairFctn3D::ProcessDiffEventParticles(AliHBTPair* pair) | |
983 | { | |
984 | //Reacts on pair coming from different events (mixed pairs) | |
985 | //and fills denominator histogram | |
986 | pair = CheckPair(pair); | |
987 | if( pair ) | |
988 | { | |
989 | Double_t x,y,z; | |
990 | GetValues(pair,x,y,z); | |
991 | fDenominator->Fill(x,y,z); | |
992 | } | |
993 | } | |
994 | ||
995 | /******************************************************************/ | |
996 | /******************************************************************/ | |
997 | /******************************************************************/ | |
998 | ||
999 | //____________________ | |
1000 | /////////////////////////////////////////////////////// | |
1001 | // // | |
1002 | // AliHBTTwoPairFctn1D // | |
1003 | // // | |
1004 | // Base Calss for 1-dimensinal Functions that need // | |
1005 | // two pair (simulated and reconstructed) // | |
1006 | // to fill function // | |
1007 | // // | |
1008 | // Piotr.Skowronski@cern.ch // | |
1009 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
1010 | // // | |
1011 | /////////////////////////////////////////////////////// | |
1012 | ClassImp(AliHBTTwoPairFctn1D) | |
1013 | /******************************************************************/ | |
1014 | ||
1015 | AliHBTTwoPairFctn1D::AliHBTTwoPairFctn1D(Int_t nbins, Float_t maxXval, Float_t minXval): | |
1016 | AliHBTFunction1D(nbins,maxXval,minXval) | |
1017 | { | |
aa4e0a70 | 1018 | //constructor |
26f1270c | 1019 | } |
1020 | /******************************************************************/ | |
1021 | ||
1022 | AliHBTTwoPairFctn1D::AliHBTTwoPairFctn1D(const Char_t *name, const Char_t *title): | |
1023 | AliHBTFunction1D(name,title) | |
1024 | { | |
aa4e0a70 | 1025 | //constructor |
26f1270c | 1026 | } |
1027 | /******************************************************************/ | |
1028 | ||
1029 | AliHBTTwoPairFctn1D::AliHBTTwoPairFctn1D(const Char_t *name, const Char_t *title, | |
1030 | Int_t nbins, Float_t maxXval, Float_t minXval): | |
1031 | AliHBTFunction1D(name,title,nbins,maxXval,minXval) | |
1032 | { | |
aa4e0a70 | 1033 | //constructor |
26f1270c | 1034 | } |
1035 | /******************************************************************/ | |
1036 | ||
1037 | void AliHBTTwoPairFctn1D::ProcessSameEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair) | |
1038 | { | |
6e8d850a | 1039 | // Fills the numerator using pairs from the same event |
26f1270c | 1040 | partpair = CheckPair(partpair); |
1041 | if( partpair ) | |
1042 | { | |
1043 | Double_t x = GetValue(trackpair,partpair); | |
1044 | fNumerator->Fill(x); | |
1045 | } | |
1046 | } | |
1047 | /******************************************************************/ | |
1048 | ||
1049 | void AliHBTTwoPairFctn1D::ProcessDiffEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair) | |
1050 | { | |
6e8d850a | 1051 | // Fills the denumerator usin mixed pairs |
26f1270c | 1052 | partpair = CheckPair(partpair); |
1053 | if( partpair ) | |
1054 | { | |
1055 | Double_t x = GetValue(trackpair,partpair); | |
1056 | fDenominator->Fill(x); | |
1057 | } | |
1058 | } | |
1059 | /******************************************************************/ | |
1060 | /******************************************************************/ | |
1061 | /******************************************************************/ | |
1062 | ||
1063 | //____________________ | |
1064 | /////////////////////////////////////////////////////// | |
1065 | // // | |
1066 | // AliHBTTwoPairFctn2D // | |
1067 | // // | |
1068 | // Base Calss for 2-dimensinal Functions that need // | |
1069 | // two pair (simulated and reconstructed) // | |
1070 | // to fill function // | |
1071 | // // | |
1072 | // Piotr.Skowronski@cern.ch // | |
1073 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
1074 | // // | |
1075 | /////////////////////////////////////////////////////// | |
1076 | ||
1077 | ClassImp(AliHBTTwoPairFctn2D) | |
1078 | ||
1079 | /******************************************************************/ | |
1080 | ||
1081 | AliHBTTwoPairFctn2D::AliHBTTwoPairFctn2D(const Char_t *name, const Char_t *title): | |
1082 | AliHBTFunction2D(name,title) | |
1083 | { | |
aa4e0a70 | 1084 | //constructor |
26f1270c | 1085 | } |
1086 | /******************************************************************/ | |
1087 | ||
1088 | AliHBTTwoPairFctn2D::AliHBTTwoPairFctn2D(Int_t nXbins, Double_t maxXval, Double_t minXval, | |
1089 | Int_t nYbins, Double_t maxYval, Double_t minYval): | |
1090 | AliHBTFunction2D(nXbins, maxXval, minXval, nYbins, maxYval, minYval) | |
1091 | { | |
aa4e0a70 | 1092 | //constructor |
26f1270c | 1093 | } |
1094 | /******************************************************************/ | |
1095 | ||
1096 | AliHBTTwoPairFctn2D::AliHBTTwoPairFctn2D(const Char_t *name, const Char_t *title, | |
1097 | Int_t nXbins, Double_t maxXval, Double_t minXval, | |
1098 | Int_t nYbins, Double_t maxYval, Double_t minYval): | |
1099 | AliHBTFunction2D(name,title,nXbins, maxXval, minXval, nYbins, maxYval, minYval) | |
1100 | { | |
aa4e0a70 | 1101 | //constructor |
26f1270c | 1102 | } |
1103 | /******************************************************************/ | |
1104 | ||
1105 | void AliHBTTwoPairFctn2D::ProcessSameEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair) | |
1b446896 | 1106 | { |
2c33acf3 | 1107 | //processes pair of particles coming from a same events (real pair) |
1108 | partpair = CheckPair(partpair); //check cuts | |
266c51ca | 1109 | if( partpair ) |
1b446896 | 1110 | { |
1111 | Double_t x,y; | |
1112 | GetValues(trackpair,partpair,x,y); | |
19b27ae5 | 1113 | fNumerator->Fill(x,y); |
1b446896 | 1114 | } |
1115 | } | |
26f1270c | 1116 | /******************************************************************/ |
1b446896 | 1117 | |
26f1270c | 1118 | void AliHBTTwoPairFctn2D::ProcessDiffEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair) |
1b446896 | 1119 | { |
2c33acf3 | 1120 | //processes pair of particles coming from a different events (mixed pair) |
1b446896 | 1121 | partpair = CheckPair(partpair); |
266c51ca | 1122 | if( partpair ) |
1b446896 | 1123 | { |
1124 | Double_t x,y; | |
1125 | GetValues(trackpair,partpair,x,y); | |
19b27ae5 | 1126 | fDenominator->Fill(x,y); |
1b446896 | 1127 | } |
1b446896 | 1128 | } |
1129 | ||
ba95ae3f | 1130 | /******************************************************************/ |
1131 | /******************************************************************/ | |
1132 | /******************************************************************/ | |
26f1270c | 1133 | |
1134 | //____________________ | |
1135 | /////////////////////////////////////////////////////// | |
1136 | // // | |
1137 | // AliHBTTwoPairFctn3D // | |
1138 | // // | |
1139 | // Base Calss for 3-dimensinal Functions that need // | |
1140 | // two pair (simulated and reconstructed) // | |
1141 | // to fill function // | |
1142 | // // | |
1143 | // Piotr.Skowronski@cern.ch // | |
1144 | // http://alisoft.cern.ch/people/skowron/analyzer // | |
1145 | // // | |
1146 | /////////////////////////////////////////////////////// | |
1147 | ||
ba95ae3f | 1148 | ClassImp(AliHBTTwoPairFctn3D) |
1149 | ||
26f1270c | 1150 | /******************************************************************/ |
1151 | ||
1152 | AliHBTTwoPairFctn3D::AliHBTTwoPairFctn3D(const Char_t *name, const Char_t *title): | |
1153 | AliHBTFunction3D(name,title) | |
1154 | { | |
aa4e0a70 | 1155 | //constructor |
26f1270c | 1156 | } |
1157 | /******************************************************************/ | |
1158 | ||
1159 | AliHBTTwoPairFctn3D::AliHBTTwoPairFctn3D(Int_t nXbins, Double_t maxXval, Double_t minXval, | |
1160 | Int_t nYbins, Double_t maxYval, Double_t minYval, | |
1161 | Int_t nZbins, Double_t maxZval, Double_t minZval): | |
1162 | AliHBTFunction3D(nXbins, maxXval, minXval, nYbins, maxYval, minYval, nZbins, maxZval, minZval) | |
1163 | { | |
aa4e0a70 | 1164 | //constructor |
26f1270c | 1165 | } |
1166 | /******************************************************************/ | |
1167 | ||
1168 | AliHBTTwoPairFctn3D::AliHBTTwoPairFctn3D(const Char_t *name, const Char_t *title, | |
1169 | Int_t nXbins, Double_t maxXval, Double_t minXval, | |
1170 | Int_t nYbins, Double_t maxYval, Double_t minYval, | |
1171 | Int_t nZbins, Double_t maxZval, Double_t minZval): | |
1172 | AliHBTFunction3D(name,title,nXbins, maxXval, minXval, nYbins, maxYval, minYval, nZbins, maxZval, minZval) | |
1173 | { | |
aa4e0a70 | 1174 | //constructor |
26f1270c | 1175 | } |
1176 | /******************************************************************/ | |
1177 | ||
1178 | void AliHBTTwoPairFctn3D::ProcessSameEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair) | |
ba95ae3f | 1179 | { |
6e8d850a | 1180 | // Fills th numerator using pairs from the same event |
ba95ae3f | 1181 | partpair = CheckPair(partpair); |
266c51ca | 1182 | if( partpair ) |
ba95ae3f | 1183 | { |
1184 | Double_t x,y,z; | |
1185 | GetValues(trackpair,partpair,x,y,z); | |
19b27ae5 | 1186 | fNumerator->Fill(x,y,z); |
ba95ae3f | 1187 | } |
1188 | } | |
26f1270c | 1189 | /******************************************************************/ |
ba95ae3f | 1190 | |
26f1270c | 1191 | void AliHBTTwoPairFctn3D::ProcessDiffEventParticles(AliHBTPair* trackpair, AliHBTPair* partpair) |
ba95ae3f | 1192 | { |
6e8d850a | 1193 | // Fills the denumerator using mixed pairs |
ba95ae3f | 1194 | partpair = CheckPair(partpair); |
266c51ca | 1195 | if( partpair ) |
ba95ae3f | 1196 | { |
1197 | Double_t x,y,z; | |
1198 | GetValues(trackpair,partpair,x,y,z); | |
19b27ae5 | 1199 | fDenominator->Fill(x,y,z); |
ba95ae3f | 1200 | } |
1201 | ||
1202 | } | |
1203 | ||
26f1270c | 1204 | /******************************************************************/ |
1205 | /******************************************************************/ | |
1206 | /******************************************************************/ | |
1207 |