]>
Commit | Line | Data |
---|---|---|
ea197c3e | 1 | /* $Id$ */ |
9616170a | 2 | //____________________________________ |
3 | ///////////////////////////////////////////////////////////////////////// | |
4 | // | |
ea197c3e | 5 | // Class AliHBTPairCut: |
9616170a | 6 | // |
ea197c3e | 7 | // implements cut on the pair of particles |
8 | // more info: http://alisoft.cern.ch/people/skowron/analyzer/index.html | |
9 | // Author: Piotr.Skowronski@cern.ch | |
10 | //------------------------------------------------------------------- | |
11 | ||
1b446896 | 12 | #include "AliHBTPairCut.h" |
13 | #include "AliHBTPair.h" | |
ea197c3e | 14 | #include "AliHBTParticleCut.h" |
ed20b0ba | 15 | #include "AliHBTTrackPoints.h" |
66d1d1a4 | 16 | #include "AliHBTClusterMap.h" |
1b446896 | 17 | |
18 | ClassImp(AliHBTPairCut) | |
ea197c3e | 19 | const Int_t AliHBTPairCut::fgkMaxCuts = 50; |
1b446896 | 20 | /**********************************************************/ |
21 | ||
e3131968 | 22 | AliHBTPairCut::AliHBTPairCut(): |
23 | fNCuts(0) | |
1b446896 | 24 | { |
ea197c3e | 25 | //constructor |
1b446896 | 26 | fFirstPartCut = new AliHBTEmptyParticleCut(); //empty cuts |
27 | fSecondPartCut= new AliHBTEmptyParticleCut(); //empty cuts | |
28 | ||
ea197c3e | 29 | fCuts = new AliHbtBasePairCut*[fgkMaxCuts]; |
92d472ba | 30 | for (Int_t i = 0;i<fNCuts;i++) |
31 | { | |
32 | fCuts[i] = 0x0; | |
33 | } | |
1b446896 | 34 | } |
35 | /**********************************************************/ | |
36 | ||
bed069a4 | 37 | AliHBTPairCut::AliHBTPairCut(const AliHBTPairCut& in): |
38 | TNamed(in) | |
1b446896 | 39 | { |
ea197c3e | 40 | //copy constructor |
41 | fCuts = new AliHbtBasePairCut*[fgkMaxCuts]; | |
42 | fNCuts = in.fNCuts; | |
43 | ||
44 | fFirstPartCut = (AliHBTParticleCut*)in.fFirstPartCut->Clone(); | |
45 | fSecondPartCut = (AliHBTParticleCut*)in.fSecondPartCut->Clone(); | |
46 | ||
47 | for (Int_t i = 0;i<fNCuts;i++) | |
48 | { | |
49 | fCuts[i] = (AliHbtBasePairCut*)in.fCuts[i]->Clone();//create new object (clone) and rember pointer to it | |
50 | } | |
51 | } | |
52 | /**********************************************************/ | |
53 | ||
54 | AliHBTPairCut& AliHBTPairCut::operator=(const AliHBTPairCut& in) | |
55 | { | |
56 | //assignment operator | |
57 | fCuts = new AliHbtBasePairCut*[fgkMaxCuts]; | |
58 | fNCuts = in.fNCuts; | |
1b446896 | 59 | |
ea197c3e | 60 | fFirstPartCut = (AliHBTParticleCut*)in.fFirstPartCut->Clone(); |
61 | fSecondPartCut = (AliHBTParticleCut*)in.fSecondPartCut->Clone(); | |
1b446896 | 62 | |
ea197c3e | 63 | for (Int_t i = 0;i<fNCuts;i++) |
64 | { | |
65 | fCuts[i] = (AliHbtBasePairCut*)in.fCuts[i]->Clone();//create new object (clone) and rember pointer to it | |
66 | } | |
67 | return * this; | |
1b446896 | 68 | } |
69 | /**********************************************************/ | |
70 | ||
71 | AliHBTPairCut::~AliHBTPairCut() | |
72 | { | |
ea197c3e | 73 | //destructor |
e3131968 | 74 | if (fFirstPartCut != fSecondPartCut) |
ea197c3e | 75 | { |
76 | delete fSecondPartCut; | |
77 | } | |
e3131968 | 78 | delete fFirstPartCut; |
1b446896 | 79 | for (Int_t i = 0;i<fNCuts;i++) |
ea197c3e | 80 | { |
81 | delete fCuts[i]; | |
82 | } | |
1b446896 | 83 | delete []fCuts; |
84 | } | |
85 | /**********************************************************/ | |
86 | ||
87 | /**********************************************************/ | |
88 | ||
89 | void AliHBTPairCut::AddBasePairCut(AliHbtBasePairCut* basecut) | |
ea197c3e | 90 | { |
91 | //adds the base pair cut (cut on one value) | |
92 | ||
93 | if (!basecut) return; | |
94 | if( fNCuts == (fgkMaxCuts-1) ) | |
1b446896 | 95 | { |
96 | Warning("AddBasePairCut","Not enough place for another cut"); | |
97 | return; | |
98 | } | |
ea197c3e | 99 | fCuts[fNCuts++]=basecut; |
100 | } | |
1b446896 | 101 | /**********************************************************/ |
102 | ||
ea197c3e | 103 | Bool_t AliHBTPairCut::Pass(AliHBTPair* pair) const |
1b446896 | 104 | { |
ea197c3e | 105 | //methods which checks if given pair meets all criteria of the cut |
106 | //if it meets returns FALSE | |
107 | //if NOT returns TRUE | |
108 | if(!pair) | |
109 | { | |
110 | Warning("Pass","No Pasaran! We never accept NULL pointers"); | |
111 | return kTRUE; | |
112 | } | |
113 | ||
114 | //check particle's cuts | |
115 | if( ( fFirstPartCut->Pass( pair->Particle1()) ) || | |
116 | ( fSecondPartCut->Pass(pair->Particle2()) ) ) | |
117 | { | |
118 | return kTRUE; | |
119 | } | |
120 | return PassPairProp(pair); | |
48704f50 | 121 | } |
122 | /**********************************************************/ | |
123 | ||
ea197c3e | 124 | Bool_t AliHBTPairCut::PassPairProp(AliHBTPair* pair) const |
48704f50 | 125 | { |
ea197c3e | 126 | //methods which checks if given pair meets all criteria of the cut |
127 | //if it meets returns FALSE | |
128 | //if NOT returns TRUE | |
129 | //examine all base pair cuts | |
130 | for (Int_t i = 0;i<fNCuts;i++) | |
131 | { | |
132 | if ( (fCuts[i]->Pass(pair)) ) return kTRUE; //if one of the cuts reject, then reject | |
133 | } | |
134 | return kFALSE; | |
1b446896 | 135 | } |
136 | /**********************************************************/ | |
137 | ||
8cb21125 | 138 | void AliHBTPairCut::Print() |
139 | { | |
140 | //Prints the cut | |
141 | for (Int_t i = 0;i<fNCuts;i++) | |
142 | { | |
143 | fCuts[i]->Dump(); | |
144 | } | |
145 | } | |
146 | /**********************************************************/ | |
147 | ||
1b446896 | 148 | void AliHBTPairCut::SetFirstPartCut(AliHBTParticleCut* cut) |
149 | { | |
ea197c3e | 150 | // set cut for the first particle |
151 | if(!cut) | |
152 | { | |
153 | Error("SetFirstPartCut","argument is NULL"); | |
154 | return; | |
155 | } | |
156 | delete fFirstPartCut; | |
157 | fFirstPartCut = (AliHBTParticleCut*)cut->Clone(); | |
158 | ||
1b446896 | 159 | } |
160 | /**********************************************************/ | |
161 | ||
162 | void AliHBTPairCut::SetSecondPartCut(AliHBTParticleCut* cut) | |
163 | { | |
ea197c3e | 164 | // set cut for the second particle |
165 | if(!cut) | |
166 | { | |
167 | Error("SetSecondPartCut","argument is NULL"); | |
168 | return; | |
169 | } | |
170 | delete fSecondPartCut; | |
171 | fSecondPartCut = (AliHBTParticleCut*)cut->Clone(); | |
1b446896 | 172 | } |
173 | /**********************************************************/ | |
174 | ||
175 | void AliHBTPairCut::SetPartCut(AliHBTParticleCut* cut) | |
176 | { | |
ea197c3e | 177 | //sets the the same cut on both particles |
178 | if(!cut) | |
179 | { | |
180 | Error("SetFirstPartCut","argument is NULL"); | |
181 | return; | |
182 | } | |
9aaf37fe | 183 | if (fFirstPartCut == fSecondPartCut) fSecondPartCut = 0x0; |
184 | ||
ea197c3e | 185 | delete fFirstPartCut; |
186 | fFirstPartCut = (AliHBTParticleCut*)cut->Clone(); | |
187 | ||
188 | delete fSecondPartCut; //even if null should not be harmful | |
189 | fSecondPartCut = fFirstPartCut; | |
1b446896 | 190 | } |
191 | /**********************************************************/ | |
192 | ||
193 | void AliHBTPairCut::SetQInvRange(Double_t min, Double_t max) | |
194 | { | |
ea197c3e | 195 | // set range of accepted invariant masses |
1b446896 | 196 | AliHBTQInvCut* cut= (AliHBTQInvCut*)FindCut(kHbtPairCutPropQInv); |
197 | if(cut) cut->SetRange(min,max); | |
198 | else fCuts[fNCuts++] = new AliHBTQInvCut(min,max); | |
a37908e0 | 199 | } |
200 | /**********************************************************/ | |
201 | void AliHBTPairCut::SetQOutCMSLRange(Double_t min, Double_t max) | |
202 | { | |
ea197c3e | 203 | // set range of accepted QOut in CMS |
78d7c6d3 | 204 | AliHBTQOutLCMSCut* cut= (AliHBTQOutLCMSCut*)FindCut(kHbtPairCutPropQOutLCMS); |
a37908e0 | 205 | if(cut) cut->SetRange(min,max); |
78d7c6d3 | 206 | else fCuts[fNCuts++] = new AliHBTQOutLCMSCut(min,max); |
a37908e0 | 207 | } |
1b446896 | 208 | |
a37908e0 | 209 | /**********************************************************/ |
210 | void AliHBTPairCut::SetQSideCMSLRange(Double_t min, Double_t max) | |
211 | { | |
ea197c3e | 212 | // set range of accepted QSide in CMS |
78d7c6d3 | 213 | AliHBTQSideLCMSCut* cut= (AliHBTQSideLCMSCut*)FindCut(kHbtPairCutPropQSideLCMS); |
a37908e0 | 214 | if(cut) cut->SetRange(min,max); |
78d7c6d3 | 215 | else fCuts[fNCuts++] = new AliHBTQSideLCMSCut(min,max); |
1b446896 | 216 | } |
217 | ||
a37908e0 | 218 | /**********************************************************/ |
219 | void AliHBTPairCut::SetQLongCMSLRange(Double_t min, Double_t max) | |
220 | { | |
ea197c3e | 221 | // set range of accepted QLong in CMS |
78d7c6d3 | 222 | AliHBTQLongLCMSCut* cut= (AliHBTQLongLCMSCut*)FindCut(kHbtPairCutPropQLongLCMS); |
a37908e0 | 223 | if(cut) cut->SetRange(min,max); |
78d7c6d3 | 224 | else fCuts[fNCuts++] = new AliHBTQLongLCMSCut(min,max); |
a37908e0 | 225 | } |
226 | ||
227 | /**********************************************************/ | |
228 | ||
bce80f3b | 229 | void AliHBTPairCut::SetKtRange(Double_t min, Double_t max) |
230 | { | |
ea197c3e | 231 | // set range of accepted Kt (?) |
bce80f3b | 232 | AliHBTKtCut* cut= (AliHBTKtCut*)FindCut(kHbtPairCutPropKt); |
233 | if(cut) cut->SetRange(min,max); | |
234 | else fCuts[fNCuts++] = new AliHBTKtCut(min,max); | |
235 | } | |
236 | /**********************************************************/ | |
237 | ||
e3131968 | 238 | void AliHBTPairCut::SetKStarRange(Double_t min, Double_t max) |
239 | { | |
ea197c3e | 240 | // set range of accepted KStar (?) |
e3131968 | 241 | AliHBTKStarCut* cut= (AliHBTKStarCut*)FindCut(kHbtPairCutPropKStar); |
242 | if(cut) cut->SetRange(min,max); | |
243 | else fCuts[fNCuts++] = new AliHBTKStarCut(min,max); | |
244 | } | |
245 | /**********************************************************/ | |
8cb21125 | 246 | |
9616170a | 247 | void AliHBTPairCut::SetAvSeparationRange(Double_t min, Double_t max) |
248 | { | |
249 | //sets avarage separation cut ->Anti-Merging cut | |
250 | AliHbtBasePairCut* cut= FindCut(kHbtPairCutPropAvSepar); | |
251 | if(cut) cut->SetRange(min,max); | |
252 | else fCuts[fNCuts++] = new AliHBTAvSeparationCut(min,max); | |
253 | } | |
254 | /**********************************************************/ | |
e3131968 | 255 | |
650aa30d | 256 | void AliHBTPairCut::SetITSSeparation(Int_t layer, Double_t drphi, Double_t dz) |
8cb21125 | 257 | { |
258 | //Anti-Merging Cut for first pixel layer | |
650aa30d | 259 | AliHBTITSSeparationCut* cut= dynamic_cast<AliHBTITSSeparationCut*>(FindCut(kHbtPairCutPropPixelSepar)); |
260 | if(cut) | |
261 | { | |
262 | if (layer == cut->GetLayer()) | |
263 | { | |
264 | cut->SetRange(drphi,dz);//In this cut fMin is drphi, and fMax dz | |
265 | return; | |
266 | } | |
267 | } | |
268 | fCuts[fNCuts++] = new AliHBTITSSeparationCut(layer,drphi,dz); | |
92d472ba | 269 | // Info("SetITSSeparation","Added %d at address %#x",fNCuts-1,fCuts[fNCuts-1]); |
8cb21125 | 270 | } |
271 | /**********************************************************/ | |
272 | ||
66d1d1a4 | 273 | void AliHBTPairCut::SetClusterOverlapRange(Double_t min,Double_t max) |
274 | { | |
275 | //sets cluster overlap factor cut ->Anti-Splitting cut | |
276 | //cluster overlap factor ranges between | |
277 | // -0.5 (in all padrows both tracks have cluters) | |
278 | // and 1 (in all padrows one track has cluter and second has not) | |
279 | // When Overlap Factor is 1 this pair of tracks in highly probable to be | |
280 | // splitted track: one particle that is recontructed twise | |
281 | // STAR uses range from -0.5 to 0.6 | |
282 | ||
283 | AliHbtBasePairCut* cut= FindCut(kHbtPairCutPropClOverlap); | |
284 | if(cut) cut->SetRange(min,max); | |
285 | else fCuts[fNCuts++] = new AliHBTCluterOverlapCut(min,max); | |
286 | } | |
6d7ee019 | 287 | /**********************************************************/ |
66d1d1a4 | 288 | |
1b446896 | 289 | AliHbtBasePairCut* AliHBTPairCut::FindCut(AliHBTPairCutProperty property) |
290 | { | |
ea197c3e | 291 | // Find the cut corresponding to "property" |
292 | for (Int_t i = 0;i<fNCuts;i++) | |
293 | { | |
294 | if (fCuts[i]->GetProperty() == property) | |
295 | return fCuts[i]; //we found the cut we were searching for | |
296 | } | |
297 | ||
298 | return 0x0; //we did not found this cut | |
1b446896 | 299 | |
300 | } | |
301 | /**********************************************************/ | |
302 | ||
303 | void AliHBTPairCut::Streamer(TBuffer &b) | |
304 | { | |
e3131968 | 305 | // Stream all objects in the array to or from the I/O buffer. |
ea197c3e | 306 | |
307 | UInt_t R__s, R__c; | |
308 | if (b.IsReading()) | |
1b446896 | 309 | { |
310 | Version_t v = b.ReadVersion(&R__s, &R__c); | |
1b934a85 | 311 | if (v > -1) |
88cb7938 | 312 | { |
313 | delete fFirstPartCut; | |
314 | delete fSecondPartCut; | |
315 | fFirstPartCut = 0x0; | |
316 | fSecondPartCut = 0x0; | |
317 | TObject::Streamer(b); | |
318 | b >> fFirstPartCut; | |
319 | b >> fSecondPartCut; | |
320 | b >> fNCuts; | |
321 | for (Int_t i = 0;i<fNCuts;i++) | |
322 | { | |
323 | b >> fCuts[i]; | |
324 | } | |
1b934a85 | 325 | } |
ea197c3e | 326 | b.CheckByteCount(R__s, R__c,AliHBTPairCut::IsA()); |
1b446896 | 327 | } |
ea197c3e | 328 | else |
1b446896 | 329 | { |
ea197c3e | 330 | R__c = b.WriteVersion(AliHBTPairCut::IsA(), kTRUE); |
331 | TObject::Streamer(b); | |
9aaf37fe | 332 | |
333 | // printf("Streamer Cut 1 %#x Cut 2 %#x\n",fFirstPartCut,fSecondPartCut); | |
334 | // this->Dump(); | |
335 | // fFirstPartCut->Dump(); | |
336 | ||
ea197c3e | 337 | b << fFirstPartCut; |
338 | b << fSecondPartCut; | |
339 | b << fNCuts; | |
340 | for (Int_t i = 0;i<fNCuts;i++) | |
88cb7938 | 341 | { |
342 | b << fCuts[i]; | |
343 | } | |
ea197c3e | 344 | b.SetByteCount(R__c, kTRUE); |
345 | } | |
1b446896 | 346 | } |
49d1e071 | 347 | /******************************************************************/ |
1b446896 | 348 | |
349 | ClassImp(AliHBTEmptyPairCut) | |
ea197c3e | 350 | |
1b446896 | 351 | void AliHBTEmptyPairCut::Streamer(TBuffer &b) |
ea197c3e | 352 | { |
88cb7938 | 353 | //streamer for empty pair cut |
ea197c3e | 354 | AliHBTPairCut::Streamer(b); |
355 | } | |
49d1e071 | 356 | /******************************************************************/ |
1b446896 | 357 | |
358 | ClassImp(AliHbtBasePairCut) | |
1b446896 | 359 | ClassImp(AliHBTQInvCut) |
bce80f3b | 360 | ClassImp(AliHBTKtCut) |
78d7c6d3 | 361 | ClassImp(AliHBTQSideLCMSCut) |
362 | ClassImp(AliHBTQOutLCMSCut) | |
363 | ClassImp(AliHBTQLongLCMSCut) | |
9616170a | 364 | |
49d1e071 | 365 | /******************************************************************/ |
366 | ClassImp(AliHBTAvSeparationCut) | |
9616170a | 367 | |
368 | Double_t AliHBTAvSeparationCut::GetValue(AliHBTPair* pair) const | |
369 | { | |
ed20b0ba | 370 | //chacks if avarage distance of two tracks is in given range |
371 | AliHBTTrackPoints* tpts1 = pair->Particle1()->GetTrackPoints(); | |
372 | if ( tpts1 == 0x0) | |
373 | {//it could be simulated pair | |
374 | // Warning("GetValue","Track 1 does not have Track Points. Pair NOT Passed."); | |
375 | return -1.0; | |
376 | } | |
377 | ||
378 | AliHBTTrackPoints* tpts2 = pair->Particle2()->GetTrackPoints(); | |
379 | if ( tpts2 == 0x0) | |
380 | { | |
381 | // Warning("GetValue","Track 2 does not have Track Points. Pair NOT Passed."); | |
382 | return -1.0; | |
383 | } | |
384 | ||
385 | return tpts1->AvarageDistance(*tpts2); | |
9616170a | 386 | } |
49d1e071 | 387 | /******************************************************************/ |
6e8b6371 | 388 | ClassImp(AliHBTSeparationCut) |
389 | ||
390 | Double_t AliHBTSeparationCut::GetValue(AliHBTPair* pair) const | |
391 | { | |
392 | //chacks if avarage distance of two tracks is in given range | |
393 | AliHBTTrackPoints* tpts1 = pair->Particle1()->GetTrackPoints(); | |
394 | if ( tpts1 == 0x0) | |
395 | {//it could be simulated pair | |
396 | // Warning("GetValue","Track 1 does not have Track Points. Pair NOT Passed."); | |
397 | return -1.0; | |
398 | } | |
399 | ||
400 | AliHBTTrackPoints* tpts2 = pair->Particle2()->GetTrackPoints(); | |
401 | if ( tpts2 == 0x0) | |
402 | { | |
403 | // Warning("GetValue","Track 2 does not have Track Points. Pair NOT Passed."); | |
404 | return -1.0; | |
405 | } | |
406 | Float_t x1=0,y1=0,z1=0; | |
407 | Float_t x2=0,y2=0,z2=0; | |
408 | ||
409 | tpts1->PositionAt(fPoint,x1,y1,z1); | |
410 | tpts2->PositionAt(fPoint,x2,y2,z2); | |
411 | Double_t dx1 = x1 - x2; | |
412 | Double_t dy1 = y1 - y2; | |
413 | Double_t dz1 = z1 - z2; | |
414 | Double_t d = TMath::Sqrt(dx1*dx1 + dy1*dy1 + dz1*dz1); | |
415 | return d; | |
416 | } | |
417 | /******************************************************************/ | |
9616170a | 418 | |
650aa30d | 419 | ClassImp(AliHBTITSSeparationCut) |
8cb21125 | 420 | |
650aa30d | 421 | Bool_t AliHBTITSSeparationCut::Pass(AliHBTPair* pair) const |
8cb21125 | 422 | { |
423 | //Checks if two tracks do not cross first pixels too close to each other | |
424 | //If two tracks use the same cluster in pixels they are given | |
425 | //the same position what skews theta angles (both are the same) | |
426 | //These guys create artificial correlation in non-id analyses | |
427 | //which is positive for identical polar angles (Qlong=0) | |
428 | //and negative for a little bit different theta angle (Qlong=epsilon) | |
429 | //Such tracks "attracks" each other. | |
430 | ||
431 | AliHBTTrackPoints* tpts1 = pair->Particle1()->GetITSTrackPoints(); | |
432 | if ( tpts1 == 0x0) | |
433 | {//it could be simulated pair | |
434 | Warning("Pass","Track 1 does not have ITS Track Points. Pair NOT Passed."); | |
435 | return kTRUE;//reject | |
436 | } | |
437 | ||
438 | AliHBTTrackPoints* tpts2 = pair->Particle2()->GetITSTrackPoints(); | |
439 | if ( tpts2 == 0x0) | |
440 | { | |
441 | Warning("Pass","Track 2 does not have ITS Track Points. Pair NOT Passed."); | |
442 | return kTRUE;//reject | |
443 | } | |
444 | Float_t x1=0.0,y1=0.0,z1=0.0,x2=0.0,y2=0.0,z2=0.0; | |
650aa30d | 445 | tpts1->PositionAt(fLayer,x1,y1,z1); |
446 | tpts2->PositionAt(fLayer,x2,y2,z2); | |
8cb21125 | 447 | |
448 | // Info("Pass","rphi %f z %f",fMin,fMax); | |
449 | // Info("Pass","P1: %f %f %f", x1,y1,z1); | |
450 | // Info("Pass","P2: %f %f %f", x2,y2,z2); | |
451 | ||
452 | Double_t dz = TMath::Abs(z1-z2); | |
453 | ||
454 | //fMax encodes treshold valaue of distance in Z | |
455 | if (dz > fMax) return kFALSE;//pair accepted | |
456 | ||
457 | Double_t drphi = TMath::Hypot(x1-x2,y1-y2); | |
458 | ||
459 | //fMin encodes treshold valaue of distance in r-phi | |
460 | if (drphi > fMin) return kFALSE; | |
461 | ||
8cb21125 | 462 | return kTRUE;//they are too close, rejected |
463 | } | |
464 | /******************************************************************/ | |
465 | ||
66d1d1a4 | 466 | ClassImp(AliHBTCluterOverlapCut) |
467 | ||
468 | Double_t AliHBTCluterOverlapCut::GetValue(AliHBTPair* pair) const | |
469 | { | |
470 | //Returns Cluter Overlap Factor | |
471 | //It ranges between -0.5 (in all padrows both tracks have cluters) | |
472 | // and 1 (in all padrows one track has cluter and second has not) | |
473 | // When Overlap Factor is 1 this pair of tracks in highly probable to be | |
474 | // splitted track: one particle that is recontructed twise | |
475 | ||
476 | AliHBTClusterMap* cm1 = pair->Particle1()->GetClusterMap(); | |
477 | if ( cm1 == 0x0) | |
478 | { | |
479 | Warning("GetValue","Track 1 does not have Cluster Map. Returning -0.5."); | |
480 | return -.5; | |
481 | } | |
482 | ||
483 | AliHBTClusterMap* cm2 = pair->Particle2()->GetClusterMap(); | |
484 | if ( cm2 == 0x0) | |
485 | { | |
486 | Warning("GetValue","Track 2 does not have Cluster Map. Returning -0.5."); | |
487 | return -.5; | |
488 | } | |
489 | return cm1->GetOverlapFactor(*cm2); | |
490 | } | |
49d1e071 | 491 | /******************************************************************/ |
ed20b0ba | 492 | ClassImp(AliHBTOutSideSameSignCut) |
493 | ||
494 | Bool_t AliHBTOutSideSameSignCut::Pass(AliHBTPair *p) const | |
495 | { | |
496 | //returns kTRUE if pair DO NOT meet cut criteria | |
497 | ||
78d7c6d3 | 498 | if ( p->GetQOutLCMS()*p->GetQSideLCMS() > 0 ) |
ed20b0ba | 499 | { |
500 | return kFALSE;//accpeted | |
501 | } | |
502 | ||
503 | return kTRUE ;//rejected | |
504 | } | |
505 | /******************************************************************/ | |
506 | ClassImp(AliHBTOutSideDiffSignCut) | |
49d1e071 | 507 | |
ed20b0ba | 508 | Bool_t AliHBTOutSideDiffSignCut::Pass(AliHBTPair *p) const |
509 | { | |
510 | //returns kTRUE if pair DO NOT meet cut criteria | |
511 | ||
78d7c6d3 | 512 | if ( p->GetQOutLCMS()*p->GetQSideLCMS() > 0 ) |
ed20b0ba | 513 | { |
514 | return kTRUE;//rejected | |
515 | } | |
516 | ||
517 | return kFALSE;//accepted | |
518 | } | |
519 | /******************************************************************/ | |
49d1e071 | 520 | ClassImp( AliHBTLogicalOperPairCut ) |
521 | ||
522 | AliHBTLogicalOperPairCut::AliHBTLogicalOperPairCut(): | |
523 | AliHbtBasePairCut(-10e10,10e10,kHbtPairCutPropNone), | |
524 | fFirst(new AliHBTDummyBasePairCut), | |
525 | fSecond(new AliHBTDummyBasePairCut) | |
526 | { | |
527 | //ctor | |
528 | } | |
529 | /******************************************************************/ | |
530 | ||
531 | AliHBTLogicalOperPairCut::AliHBTLogicalOperPairCut(AliHbtBasePairCut* first, AliHbtBasePairCut* second): | |
532 | AliHbtBasePairCut(-10e10,10e10,kHbtPairCutPropNone), | |
533 | fFirst((first)?(AliHbtBasePairCut*)first->Clone():0x0), | |
534 | fSecond((second)?(AliHbtBasePairCut*)second->Clone():0x0) | |
535 | { | |
536 | //ctor | |
537 | //note that base cuts are copied, not just pointers assigned | |
538 | if ( (fFirst && fSecond) == kFALSE) | |
539 | { | |
540 | Fatal("AliHBTLogicalOperPairCut","One of parameters is NULL!"); | |
541 | } | |
542 | } | |
543 | /******************************************************************/ | |
544 | ||
545 | AliHBTLogicalOperPairCut::~AliHBTLogicalOperPairCut() | |
546 | { | |
547 | //destructor | |
548 | delete fFirst; | |
549 | delete fSecond; | |
550 | } | |
551 | /******************************************************************/ | |
552 | ||
553 | Bool_t AliHBTLogicalOperPairCut::AliHBTDummyBasePairCut::Pass(AliHBTPair* /*pair*/) const | |
554 | { | |
555 | //checks if particles passes properties defined by this cut | |
556 | Warning("Pass","You are using dummy base cut! Probobly some logical cut is not set up properly"); | |
557 | return kFALSE;//accept | |
558 | } | |
559 | /******************************************************************/ | |
560 | ||
561 | void AliHBTLogicalOperPairCut::Streamer(TBuffer &b) | |
562 | { | |
563 | // Stream all objects in the array to or from the I/O buffer. | |
564 | UInt_t R__s, R__c; | |
565 | if (b.IsReading()) | |
566 | { | |
567 | delete fFirst; | |
568 | delete fSecond; | |
569 | fFirst = 0x0; | |
570 | fSecond = 0x0; | |
571 | ||
572 | b.ReadVersion(&R__s, &R__c); | |
573 | TObject::Streamer(b); | |
574 | b >> fFirst; | |
575 | b >> fSecond; | |
576 | b.CheckByteCount(R__s, R__c,AliHBTLogicalOperPairCut::IsA()); | |
577 | } | |
578 | else | |
579 | { | |
580 | R__c = b.WriteVersion(AliHBTLogicalOperPairCut::IsA(), kTRUE); | |
581 | TObject::Streamer(b); | |
582 | b << fFirst; | |
583 | b << fSecond; | |
584 | b.SetByteCount(R__c, kTRUE); | |
585 | } | |
586 | } | |
587 | ||
588 | /******************************************************************/ | |
589 | ClassImp(AliHBTOrPairCut) | |
590 | ||
591 | Bool_t AliHBTOrPairCut::Pass(AliHBTPair * p) const | |
592 | { | |
593 | //returns true when rejected | |
594 | //AND operation is a little bit misleading but is correct | |
595 | //User wants to build logical cuts with natural (positive) logic | |
596 | //while HBTAN use inernally reverse (returns true when rejected) | |
597 | if (fFirst->Pass(p) && fSecond->Pass(p) ) return kTRUE;//rejected (both rejected, returned kTRUE) | |
598 | return kFALSE;//accepted, at least one accepted (returned kFALSE) | |
599 | } | |
600 | /******************************************************************/ | |
601 | ||
602 | ClassImp(AliHBTAndPairCut) | |
603 | ||
604 | Bool_t AliHBTAndPairCut::Pass(AliHBTPair * p) const | |
605 | { | |
606 | //returns true when rejected | |
607 | //OR operation is a little bit misleading but is correct | |
608 | //User wants to build logical cuts with natural (positive) logic | |
609 | //while HBTAN use inernally reverse (returns true when rejected) | |
610 | if (fFirst->Pass(p) || fSecond->Pass(p)) return kTRUE;//rejected (any of two rejected(returned kTRUE) ) | |
611 | return kFALSE;//accepted (both accepted (returned kFALSE)) | |
612 | } | |
613 | /******************************************************************/ |