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ae7d73d2 | 1 | /************************************************************************** |
2 | * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. * | |
3 | * * | |
4 | * Author: The ALICE Off-line Project. * | |
5 | * Contributors are mentioned in the code where appropriate. * | |
6 | * * | |
7 | * Permission to use, copy, modify and distribute this software and its * | |
8 | * documentation strictly for non-commercial purposes is hereby granted * | |
9 | * without fee, provided that the above copyright notice appears in all * | |
10 | * copies and that both the copyright notice and this permission notice * | |
11 | * appear in the supporting documentation. The authors make no claims * | |
12 | * about the suitability of this software for any purpose. It is * | |
13 | * provided "as is" without express or implied warranty. * | |
14 | **************************************************************************/ | |
15 | ||
16 | ||
17 | /////////////////////////////////////////////////////////////////////////// | |
18 | /* | |
19 | ||
20 | Origin: marian.ivanov@cern.ch | |
21 | ||
22 | Macro to generate comples MC information - used for Comparison later on | |
23 | How to use it? | |
24 | ||
25 | .L $ALICE_ROOT/STEER/AliGenInfo.C+ | |
e1eaa672 | 26 | AliGenInfoMaker *t = new AliGenInfoMaker("galice.root","genTracks.root",0,0) |
ae7d73d2 | 27 | t->Exec(); |
28 | ||
29 | */ | |
30 | ||
31 | #if !defined(__CINT__) || defined(__MAKECINT__) | |
32 | #include <stdio.h> | |
33 | #include <string.h> | |
34 | //ROOT includes | |
35 | #include "Rtypes.h" | |
36 | #include "TFile.h" | |
37 | #include "TTree.h" | |
38 | #include "TChain.h" | |
39 | #include "TCut.h" | |
40 | #include "TString.h" | |
41 | #include "TBenchmark.h" | |
42 | #include "TStopwatch.h" | |
43 | #include "TParticle.h" | |
44 | #include "TSystem.h" | |
45 | #include "TTimer.h" | |
46 | #include "TVector3.h" | |
47 | #include "TH1F.h" | |
48 | #include "TH2F.h" | |
49 | #include "TCanvas.h" | |
50 | #include "TPad.h" | |
51 | #include "TF1.h" | |
51ad6848 | 52 | #include "TView.h" |
53 | #include "TGeometry.h" | |
54 | #include "TPolyLine3D.h" | |
ae7d73d2 | 55 | |
56 | //ALIROOT includes | |
57 | #include "AliRun.h" | |
58 | #include "AliStack.h" | |
59 | #include "AliSimDigits.h" | |
60 | #include "AliTPCParam.h" | |
61 | #include "AliTPC.h" | |
62 | #include "AliTPCLoader.h" | |
63 | #include "AliDetector.h" | |
64 | #include "AliTrackReference.h" | |
65 | #include "AliTPCParamSR.h" | |
66 | #include "AliTracker.h" | |
67 | #include "AliMagF.h" | |
51ad6848 | 68 | #include "AliHelix.h" |
69 | #include "AliPoints.h" | |
70 | ||
ae7d73d2 | 71 | #endif |
72 | #include "AliGenInfo.h" | |
73 | // | |
51ad6848 | 74 | // |
ae7d73d2 | 75 | |
76 | AliTPCParam * GetTPCParam(){ | |
77 | AliTPCParamSR * par = new AliTPCParamSR; | |
78 | par->Update(); | |
79 | return par; | |
80 | } | |
81 | ||
82 | ||
83 | //_____________________________________________________________________________ | |
84 | Float_t TPCBetheBloch(Float_t bg) | |
85 | { | |
86 | // | |
87 | // Bethe-Bloch energy loss formula | |
88 | // | |
89 | const Double_t kp1=0.76176e-1; | |
90 | const Double_t kp2=10.632; | |
91 | const Double_t kp3=0.13279e-4; | |
92 | const Double_t kp4=1.8631; | |
93 | const Double_t kp5=1.9479; | |
94 | ||
95 | Double_t dbg = (Double_t) bg; | |
96 | ||
97 | Double_t beta = dbg/TMath::Sqrt(1.+dbg*dbg); | |
98 | ||
99 | Double_t aa = TMath::Power(beta,kp4); | |
100 | Double_t bb = TMath::Power(1./dbg,kp5); | |
101 | ||
102 | bb=TMath::Log(kp3+bb); | |
103 | ||
104 | return ((Float_t)((kp2-aa-bb)*kp1/aa)); | |
105 | } | |
106 | ||
51ad6848 | 107 | AliPointsMI::AliPointsMI(){ |
108 | fN=0; | |
109 | fX=0; | |
110 | fY=0; | |
111 | fZ=0; | |
112 | fCapacity = 0; | |
113 | fLabel0=0; | |
114 | fLabel1=0; | |
115 | } | |
116 | ||
117 | ||
118 | AliPointsMI::AliPointsMI(Int_t n, Float_t *x,Float_t *y, Float_t *z){ | |
119 | // | |
120 | // | |
121 | fN=n; | |
122 | fCapacity = 1000+2*n; | |
123 | fX= new Float_t[n]; | |
124 | fY= new Float_t[n]; | |
125 | fZ= new Float_t[n]; | |
126 | memcpy(fX,x,n*sizeof(Float_t)); | |
127 | memcpy(fY,y,n*sizeof(Float_t)); | |
128 | memcpy(fZ,z,n*sizeof(Float_t)); | |
129 | fLabel0=0; | |
130 | fLabel1=0; | |
131 | } | |
132 | ||
133 | void AliPointsMI::Reset() | |
134 | { | |
135 | fN=0; | |
136 | } | |
137 | ||
138 | void AliPointsMI::Reset(AliDetector * det, Int_t particle){ | |
139 | // | |
140 | // write points from detector points | |
141 | // | |
142 | Reset(); | |
143 | if (!det) return; | |
144 | TObjArray *array = det->Points(); | |
145 | if (!array) return; | |
146 | for (Int_t i=0;i<array->GetEntriesFast();i++){ | |
147 | AliPoints * points = (AliPoints*) array->At(i); | |
148 | if (!points) continue; | |
149 | if (points->GetIndex()!=particle) continue; | |
150 | Int_t npoints = points->GetN(); | |
151 | if (npoints<2) continue; | |
152 | Int_t delta = npoints/100; | |
153 | if (delta<1) delta=1; | |
154 | if (delta>10) delta=10; | |
155 | Int_t mypoints = npoints/delta; | |
156 | // | |
157 | fN = mypoints; | |
158 | if (fN>fCapacity){ | |
159 | fCapacity = 1000+2*fN; | |
160 | delete []fX; | |
161 | delete []fY; | |
162 | delete []fZ; | |
163 | fX = new Float_t[fCapacity]; | |
164 | fY = new Float_t[fCapacity]; | |
165 | fZ = new Float_t[fCapacity]; | |
166 | } | |
167 | Float_t *xyz = points->GetP(); | |
168 | for (Int_t ipoint=0;ipoint<mypoints;ipoint++){ | |
169 | Int_t index = 3*ipoint*delta; | |
170 | fX[ipoint]=0; | |
171 | fY[ipoint]=0; | |
172 | fZ[ipoint]=0; | |
173 | if (index+2<npoints*3){ | |
174 | fX[ipoint] = xyz[index]; | |
175 | fY[ipoint] = xyz[index+1]; | |
176 | fZ[ipoint] = xyz[index+2]; | |
177 | } | |
178 | } | |
179 | } | |
180 | fLabel0 = particle; | |
181 | } | |
182 | ||
183 | ||
184 | AliPointsMI::~AliPointsMI(){ | |
185 | fN=0; | |
186 | fCapacity =0; | |
187 | delete[] fX; | |
188 | delete[]fY; | |
189 | delete []fZ; | |
190 | fX=0;fY=0;fZ=0; | |
191 | } | |
192 | ||
ae7d73d2 | 193 | |
194 | ||
195 | ||
196 | ||
197 | //////////////////////////////////////////////////////////////////////// | |
198 | AliMCInfo::AliMCInfo() | |
199 | { | |
200 | fTPCReferences = new TClonesArray("AliTrackReference",10); | |
201 | fITSReferences = new TClonesArray("AliTrackReference",10); | |
202 | fTRDReferences = new TClonesArray("AliTrackReference",10); | |
51ad6848 | 203 | fTOFReferences = new TClonesArray("AliTrackReference",10); |
ae7d73d2 | 204 | fTRdecay.SetTrack(-1); |
81e97e0d | 205 | fCharge = 0; |
ae7d73d2 | 206 | } |
207 | ||
208 | AliMCInfo::~AliMCInfo() | |
209 | { | |
210 | if (fTPCReferences) { | |
211 | delete fTPCReferences; | |
212 | } | |
213 | if (fITSReferences){ | |
214 | delete fITSReferences; | |
215 | } | |
216 | if (fTRDReferences){ | |
217 | delete fTRDReferences; | |
218 | } | |
51ad6848 | 219 | if (fTOFReferences){ |
220 | delete fTOFReferences; | |
221 | } | |
222 | ||
ae7d73d2 | 223 | } |
224 | ||
225 | ||
226 | ||
227 | void AliMCInfo::Update() | |
228 | { | |
229 | // | |
230 | // | |
231 | fMCtracks =1; | |
232 | if (!fTPCReferences) { | |
233 | fNTPCRef =0; | |
234 | return; | |
235 | } | |
236 | Float_t direction=1; | |
237 | //Float_t rlast=0; | |
238 | fNTPCRef = fTPCReferences->GetEntriesFast(); | |
239 | fNITSRef = fITSReferences->GetEntriesFast(); | |
51ad6848 | 240 | fNTRDRef = fTRDReferences->GetEntriesFast(); |
241 | fNTOFRef = fTOFReferences->GetEntriesFast(); | |
242 | ||
ae7d73d2 | 243 | for (Int_t iref =0;iref<fTPCReferences->GetEntriesFast();iref++){ |
244 | AliTrackReference * ref = (AliTrackReference *) fTPCReferences->At(iref); | |
245 | //Float_t r = (ref->X()*ref->X()+ref->Y()*ref->Y()); | |
246 | Float_t newdirection = ref->X()*ref->Px()+ref->Y()*ref->Py(); //inside or outside | |
247 | if (iref==0) direction = newdirection; | |
248 | if ( newdirection*direction<0){ | |
249 | //changed direction | |
250 | direction = newdirection; | |
251 | fMCtracks+=1; | |
252 | } | |
253 | //rlast=r; | |
254 | } | |
255 | // | |
256 | // decay info | |
257 | fTPCdecay=kFALSE; | |
258 | if (fTRdecay.GetTrack()>0){ | |
259 | fDecayCoord[0] = fTRdecay.X(); | |
260 | fDecayCoord[1] = fTRdecay.Y(); | |
261 | fDecayCoord[2] = fTRdecay.Z(); | |
262 | if ( (fTRdecay.R()<250)&&(fTRdecay.R()>85) && (TMath::Abs(fTRdecay.Z())<250) ){ | |
263 | fTPCdecay=kTRUE; | |
264 | } | |
265 | else{ | |
266 | fDecayCoord[0] = 0; | |
267 | fDecayCoord[1] = 0; | |
268 | fDecayCoord[2] = 0; | |
269 | } | |
270 | } | |
271 | // | |
272 | // | |
273 | //digits information update | |
274 | fRowsWithDigits = fTPCRow.RowsOn(); | |
275 | fRowsWithDigitsInn = fTPCRow.RowsOn(63); // 63 = number of inner rows | |
276 | fRowsTrackLength = fTPCRow.Last() - fTPCRow.First(); | |
277 | // | |
278 | // | |
279 | // calculate primary ionization per cm | |
280 | if (fParticle.GetPDG()){ | |
281 | fMass = fParticle.GetMass(); | |
282 | fCharge = fParticle.GetPDG()->Charge(); | |
283 | if (fTPCReferences->GetEntriesFast()>0){ | |
284 | fTrackRef = *((AliTrackReference*)fTPCReferences->At(0)); | |
285 | } | |
286 | if (fMass>0){ | |
287 | Float_t p = TMath::Sqrt(fTrackRef.Px()*fTrackRef.Px()+ | |
288 | fTrackRef.Py()*fTrackRef.Py()+ | |
289 | fTrackRef.Pz()*fTrackRef.Pz()); | |
290 | if (p>0.001){ | |
291 | Float_t betagama = p /fMass; | |
292 | fPrim = TPCBetheBloch(betagama); | |
293 | }else fPrim=0; | |
294 | } | |
295 | }else{ | |
296 | fMass =0; | |
297 | fPrim =0; | |
298 | } | |
299 | } | |
300 | ||
301 | ///////////////////////////////////////////////////////////////////////////////// | |
51ad6848 | 302 | /* |
ae7d73d2 | 303 | void AliGenV0Info::Update() |
304 | { | |
305 | fMCPd[0] = fMCd.fParticle.Px(); | |
306 | fMCPd[1] = fMCd.fParticle.Py(); | |
307 | fMCPd[2] = fMCd.fParticle.Pz(); | |
308 | fMCPd[3] = fMCd.fParticle.P(); | |
51ad6848 | 309 | // |
ae7d73d2 | 310 | fMCX[0] = fMCd.fParticle.Vx(); |
311 | fMCX[1] = fMCd.fParticle.Vy(); | |
312 | fMCX[2] = fMCd.fParticle.Vz(); | |
313 | fMCR = TMath::Sqrt( fMCX[0]*fMCX[0]+fMCX[1]*fMCX[1]); | |
51ad6848 | 314 | // |
ae7d73d2 | 315 | fPdg[0] = fMCd.fParticle.GetPdgCode(); |
316 | fPdg[1] = fMCm.fParticle.GetPdgCode(); | |
317 | // | |
318 | fLab[0] = fMCd.fParticle.GetUniqueID(); | |
319 | fLab[1] = fMCm.fParticle.GetUniqueID(); | |
51ad6848 | 320 | // |
321 | } | |
322 | */ | |
ae7d73d2 | 323 | |
51ad6848 | 324 | void AliGenV0Info::Update(Float_t vertex[3]) |
325 | { | |
326 | fMCPd[0] = fMCd.fParticle.Px(); | |
327 | fMCPd[1] = fMCd.fParticle.Py(); | |
328 | fMCPd[2] = fMCd.fParticle.Pz(); | |
329 | fMCPd[3] = fMCd.fParticle.P(); | |
330 | // | |
331 | fMCX[0] = fMCd.fParticle.Vx(); | |
332 | fMCX[1] = fMCd.fParticle.Vy(); | |
333 | fMCX[2] = fMCd.fParticle.Vz(); | |
334 | fMCR = TMath::Sqrt( fMCX[0]*fMCX[0]+fMCX[1]*fMCX[1]); | |
335 | // | |
336 | fPdg[0] = fMCd.fParticle.GetPdgCode(); | |
337 | fPdg[1] = fMCm.fParticle.GetPdgCode(); | |
338 | // | |
339 | fLab[0] = fMCd.fParticle.GetUniqueID(); | |
340 | fLab[1] = fMCm.fParticle.GetUniqueID(); | |
341 | // | |
342 | // | |
343 | // | |
344 | Double_t x1[3],p1[3]; | |
345 | TParticle & pdaughter = fMCd.fParticle; | |
346 | x1[0] = pdaughter.Vx(); | |
347 | x1[1] = pdaughter.Vy(); | |
348 | x1[2] = pdaughter.Vz(); | |
349 | p1[0] = pdaughter.Px(); | |
350 | p1[1] = pdaughter.Py(); | |
351 | p1[2] = pdaughter.Pz(); | |
352 | Double_t sign = (pdaughter.GetPDG()->Charge()>0)? -1:1; | |
353 | AliHelix dhelix1(x1,p1,sign); | |
354 | // | |
355 | // | |
356 | Double_t x2[3],p2[3]; | |
357 | // | |
358 | TParticle & pmother = fMCm.fParticle; | |
359 | x2[0] = pmother.Vx(); | |
360 | x2[1] = pmother.Vy(); | |
361 | x2[2] = pmother.Vz(); | |
362 | p2[0] = pmother.Px(); | |
363 | p2[1] = pmother.Py(); | |
364 | p2[2] = pmother.Pz(); | |
365 | // | |
366 | // | |
367 | sign = (pmother.GetPDG()->Charge()>0) ? -1:1; | |
368 | AliHelix mhelix(x2,p2,sign); | |
369 | ||
370 | // | |
371 | // | |
372 | // | |
373 | //find intersection linear | |
374 | // | |
375 | Double_t distance1, distance2; | |
376 | Double_t phase[2][2],radius[2]; | |
377 | Int_t points = dhelix1.GetRPHIintersections(mhelix, phase, radius); | |
378 | Double_t delta1=10000,delta2=10000; | |
379 | if (points>0){ | |
380 | dhelix1.LinearDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
381 | dhelix1.LinearDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
382 | dhelix1.LinearDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
383 | } | |
384 | else{ | |
385 | fInvMass=-1; | |
386 | return; | |
387 | } | |
388 | if (points==2){ | |
389 | dhelix1.LinearDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
390 | dhelix1.LinearDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
391 | dhelix1.LinearDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
392 | } | |
393 | distance1 = TMath::Min(delta1,delta2); | |
394 | // | |
395 | //find intersection parabolic | |
396 | // | |
397 | points = dhelix1.GetRPHIintersections(mhelix, phase, radius); | |
398 | delta1=10000,delta2=10000; | |
399 | ||
400 | if (points>0){ | |
401 | dhelix1.ParabolicDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
402 | } | |
403 | if (points==2){ | |
404 | dhelix1.ParabolicDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
405 | } | |
406 | ||
407 | distance2 = TMath::Min(delta1,delta2); | |
408 | // | |
409 | if (delta1<delta2){ | |
410 | //get V0 info | |
411 | dhelix1.Evaluate(phase[0][0],fMCXr); | |
412 | dhelix1.GetMomentum(phase[0][0],fMCPdr); | |
413 | mhelix.GetMomentum(phase[0][1],fMCPm); | |
414 | dhelix1.GetAngle(phase[0][0],mhelix,phase[0][1],fMCAngle); | |
415 | fMCRr = TMath::Sqrt(radius[0]); | |
416 | } | |
417 | else{ | |
418 | dhelix1.Evaluate(phase[1][0],fMCXr); | |
419 | dhelix1.GetMomentum(phase[1][0],fMCPdr); | |
420 | mhelix.GetMomentum(phase[1][1],fMCPm); | |
421 | dhelix1.GetAngle(phase[1][0],mhelix,phase[1][1],fMCAngle); | |
422 | fMCRr = TMath::Sqrt(radius[1]); | |
423 | } | |
424 | // | |
425 | // | |
426 | fMCDist1 = TMath::Sqrt(distance1); | |
427 | fMCDist2 = TMath::Sqrt(distance2); | |
428 | // | |
429 | // | |
430 | // | |
431 | Float_t v[3] = {fMCXr[0]-vertex[0],fMCXr[1]-vertex[1],fMCXr[2]-vertex[2]}; | |
432 | //Float_t v[3] = {fMCXr[0],fMCXr[1],fMCXr[2]}; | |
433 | Float_t p[3] = {fMCPdr[0]+fMCPm[0], fMCPdr[1]+fMCPm[1],fMCPdr[2]+fMCPm[2]}; | |
434 | Float_t vnorm2 = v[0]*v[0]+v[1]*v[1]; | |
435 | Float_t vnorm3 = TMath::Sqrt(v[2]*v[2]+vnorm2); | |
436 | vnorm2 = TMath::Sqrt(vnorm2); | |
437 | Float_t pnorm2 = p[0]*p[0]+p[1]*p[1]; | |
438 | Float_t pnorm3 = TMath::Sqrt(p[2]*p[2]+pnorm2); | |
439 | pnorm2 = TMath::Sqrt(pnorm2); | |
440 | // | |
441 | fPointAngleFi = (v[0]*p[0]+v[1]*p[1])/(vnorm2*pnorm2); | |
442 | fPointAngleTh = (v[2]*p[2]+vnorm2*pnorm2)/(vnorm3*pnorm3); | |
443 | fPointAngle = (v[0]*p[0]+v[1]*p[1]+v[2]*p[2])/(vnorm3*pnorm3); | |
81e97e0d | 444 | Double_t mass1 = fMCd.fMass; |
445 | Double_t mass2 = fMCm.fMass; | |
51ad6848 | 446 | |
447 | ||
81e97e0d | 448 | Double_t e1 = TMath::Sqrt(mass1*mass1+ |
449 | fMCPd[0]*fMCPd[0]+ | |
450 | fMCPd[1]*fMCPd[1]+ | |
451 | fMCPd[2]*fMCPd[2]); | |
452 | Double_t e2 = TMath::Sqrt(mass2*mass2+ | |
51ad6848 | 453 | fMCPm[0]*fMCPm[0]+ |
454 | fMCPm[1]*fMCPm[1]+ | |
455 | fMCPm[2]*fMCPm[2]); | |
456 | ||
457 | fInvMass = | |
81e97e0d | 458 | (fMCPm[0]+fMCPd[0])*(fMCPm[0]+fMCPd[0])+ |
459 | (fMCPm[1]+fMCPd[1])*(fMCPm[1]+fMCPd[1])+ | |
460 | (fMCPm[2]+fMCPd[2])*(fMCPm[2]+fMCPd[2]); | |
51ad6848 | 461 | |
f007cb5f | 462 | // fInvMass = TMath::Sqrt((e1+e2)*(e1+e2)-fInvMass); |
463 | fInvMass = (e1+e2)*(e1+e2)-fInvMass; | |
464 | if (fInvMass>0) fInvMass = TMath::Sqrt(fInvMass); | |
51ad6848 | 465 | |
466 | ||
467 | } | |
468 | ||
469 | ||
470 | ||
51ad6848 | 471 | ///////////////////////////////////////////////////////////////////////////////// |
472 | void AliGenKinkInfo::Update() | |
473 | { | |
474 | fMCPd[0] = fMCd.fParticle.Px(); | |
475 | fMCPd[1] = fMCd.fParticle.Py(); | |
476 | fMCPd[2] = fMCd.fParticle.Pz(); | |
477 | fMCPd[3] = fMCd.fParticle.P(); | |
478 | // | |
479 | fMCX[0] = fMCd.fParticle.Vx(); | |
480 | fMCX[1] = fMCd.fParticle.Vy(); | |
481 | fMCX[2] = fMCd.fParticle.Vz(); | |
482 | fMCR = TMath::Sqrt( fMCX[0]*fMCX[0]+fMCX[1]*fMCX[1]); | |
483 | // | |
484 | fPdg[0] = fMCd.fParticle.GetPdgCode(); | |
485 | fPdg[1] = fMCm.fParticle.GetPdgCode(); | |
486 | // | |
487 | fLab[0] = fMCd.fParticle.GetUniqueID(); | |
488 | fLab[1] = fMCm.fParticle.GetUniqueID(); | |
489 | // | |
490 | // | |
491 | // | |
492 | Double_t x1[3],p1[3]; | |
493 | TParticle & pdaughter = fMCd.fParticle; | |
494 | x1[0] = pdaughter.Vx(); | |
495 | x1[1] = pdaughter.Vy(); | |
496 | x1[2] = pdaughter.Vz(); | |
497 | p1[0] = pdaughter.Px(); | |
498 | p1[1] = pdaughter.Py(); | |
499 | p1[2] = pdaughter.Pz(); | |
500 | Double_t sign = (pdaughter.GetPDG()->Charge()>0)? -1:1; | |
501 | AliHelix dhelix1(x1,p1,sign); | |
502 | // | |
503 | // | |
504 | Double_t x2[3],p2[3]; | |
505 | // | |
506 | TParticle & pmother = fMCm.fParticle; | |
507 | x2[0] = pmother.Vx(); | |
508 | x2[1] = pmother.Vy(); | |
509 | x2[2] = pmother.Vz(); | |
510 | p2[0] = pmother.Px(); | |
511 | p2[1] = pmother.Py(); | |
512 | p2[2] = pmother.Pz(); | |
513 | // | |
514 | AliTrackReference & pdecay = fMCm.fTRdecay; | |
515 | x2[0] = pdecay.X(); | |
516 | x2[1] = pdecay.Y(); | |
517 | x2[2] = pdecay.Z(); | |
518 | p2[0] = pdecay.Px(); | |
519 | p2[1] = pdecay.Py(); | |
520 | p2[2] = pdecay.Pz(); | |
521 | // | |
522 | sign = (pmother.GetPDG()->Charge()>0) ? -1:1; | |
523 | AliHelix mhelix(x2,p2,sign); | |
524 | ||
525 | // | |
526 | // | |
527 | // | |
528 | //find intersection linear | |
529 | // | |
530 | Double_t distance1, distance2; | |
531 | Double_t phase[2][2],radius[2]; | |
532 | Int_t points = dhelix1.GetRPHIintersections(mhelix, phase, radius); | |
533 | Double_t delta1=10000,delta2=10000; | |
534 | if (points>0){ | |
535 | dhelix1.LinearDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
536 | dhelix1.LinearDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
537 | dhelix1.LinearDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
538 | } | |
539 | if (points==2){ | |
540 | dhelix1.LinearDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
541 | dhelix1.LinearDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
542 | dhelix1.LinearDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
543 | } | |
544 | distance1 = TMath::Min(delta1,delta2); | |
545 | // | |
546 | //find intersection parabolic | |
547 | // | |
548 | points = dhelix1.GetRPHIintersections(mhelix, phase, radius); | |
549 | delta1=10000,delta2=10000; | |
550 | ||
551 | if (points>0){ | |
552 | dhelix1.ParabolicDCA(mhelix,phase[0][0],phase[0][1],radius[0],delta1); | |
553 | } | |
554 | if (points==2){ | |
555 | dhelix1.ParabolicDCA(mhelix,phase[1][0],phase[1][1],radius[1],delta2); | |
556 | } | |
557 | ||
558 | distance2 = TMath::Min(delta1,delta2); | |
559 | // | |
560 | if (delta1<delta2){ | |
561 | //get V0 info | |
562 | dhelix1.Evaluate(phase[0][0],fMCXr); | |
563 | dhelix1.GetMomentum(phase[0][0],fMCPdr); | |
564 | mhelix.GetMomentum(phase[0][1],fMCPm); | |
565 | dhelix1.GetAngle(phase[0][0],mhelix,phase[0][1],fMCAngle); | |
566 | fMCRr = TMath::Sqrt(radius[0]); | |
567 | } | |
568 | else{ | |
569 | dhelix1.Evaluate(phase[1][0],fMCXr); | |
570 | dhelix1.GetMomentum(phase[1][0],fMCPdr); | |
571 | mhelix.GetMomentum(phase[1][1],fMCPm); | |
572 | dhelix1.GetAngle(phase[1][0],mhelix,phase[1][1],fMCAngle); | |
573 | fMCRr = TMath::Sqrt(radius[1]); | |
574 | } | |
575 | // | |
576 | // | |
577 | fMCDist1 = TMath::Sqrt(distance1); | |
578 | fMCDist2 = TMath::Sqrt(distance2); | |
579 | ||
ae7d73d2 | 580 | } |
581 | ||
582 | ||
51ad6848 | 583 | Float_t AliGenKinkInfo::GetQt(){ |
584 | // | |
585 | // | |
586 | Float_t momentumd = TMath::Sqrt(fMCPd[0]*fMCPd[0]+fMCPd[1]*fMCPd[1]+fMCPd[2]*fMCPd[2]); | |
587 | return TMath::Sin(fMCAngle[2])*momentumd; | |
588 | } | |
589 | ||
ae7d73d2 | 590 | |
591 | ||
592 | ||
593 | //////////////////////////////////////////////////////////////////////// | |
594 | ||
595 | //////////////////////////////////////////////////////////////////////// | |
596 | // | |
597 | // End of implementation of the class AliMCInfo | |
598 | // | |
599 | //////////////////////////////////////////////////////////////////////// | |
600 | ||
601 | ||
602 | ||
603 | //////////////////////////////////////////////////////////////////////// | |
604 | digitRow::digitRow() | |
605 | { | |
606 | Reset(); | |
607 | } | |
608 | //////////////////////////////////////////////////////////////////////// | |
609 | digitRow & digitRow::operator=(const digitRow &digOld) | |
610 | { | |
611 | for (Int_t i = 0; i<kgRowBytes; i++) fDig[i] = digOld.fDig[i]; | |
612 | return (*this); | |
613 | } | |
614 | //////////////////////////////////////////////////////////////////////// | |
615 | void digitRow::SetRow(Int_t row) | |
616 | { | |
617 | if (row >= 8*kgRowBytes) { | |
618 | cerr<<"digitRow::SetRow: index "<<row<<" out of bounds."<<endl; | |
619 | return; | |
620 | } | |
621 | Int_t iC = row/8; | |
622 | Int_t iB = row%8; | |
623 | SETBIT(fDig[iC],iB); | |
624 | } | |
625 | ||
626 | //////////////////////////////////////////////////////////////////////// | |
627 | Bool_t digitRow::TestRow(Int_t row) | |
628 | { | |
629 | // | |
630 | // return kTRUE if row is on | |
631 | // | |
632 | Int_t iC = row/8; | |
633 | Int_t iB = row%8; | |
634 | return TESTBIT(fDig[iC],iB); | |
635 | } | |
636 | //////////////////////////////////////////////////////////////////////// | |
637 | Int_t digitRow::RowsOn(Int_t upto) | |
638 | { | |
639 | // | |
640 | // returns number of rows with a digit | |
641 | // count only rows less equal row number upto | |
642 | // | |
643 | Int_t total = 0; | |
644 | for (Int_t i = 0; i<kgRowBytes; i++) { | |
645 | for (Int_t j = 0; j < 8; j++) { | |
646 | if (i*8+j > upto) return total; | |
647 | if (TESTBIT(fDig[i],j)) total++; | |
648 | } | |
649 | } | |
650 | return total; | |
651 | } | |
652 | //////////////////////////////////////////////////////////////////////// | |
653 | void digitRow::Reset() | |
654 | { | |
655 | // | |
656 | // resets all rows to zero | |
657 | // | |
658 | for (Int_t i = 0; i<kgRowBytes; i++) { | |
659 | fDig[i] <<= 8; | |
660 | } | |
661 | } | |
662 | //////////////////////////////////////////////////////////////////////// | |
663 | Int_t digitRow::Last() | |
664 | { | |
665 | // | |
666 | // returns the last row number with a digit | |
667 | // returns -1 if now digits | |
668 | // | |
669 | for (Int_t i = kgRowBytes-1; i>=0; i--) { | |
670 | for (Int_t j = 7; j >= 0; j--) { | |
671 | if TESTBIT(fDig[i],j) return i*8+j; | |
672 | } | |
673 | } | |
674 | return -1; | |
675 | } | |
676 | //////////////////////////////////////////////////////////////////////// | |
677 | Int_t digitRow::First() | |
678 | { | |
679 | // | |
680 | // returns the first row number with a digit | |
681 | // returns -1 if now digits | |
682 | // | |
683 | for (Int_t i = 0; i<kgRowBytes; i++) { | |
684 | for (Int_t j = 0; j < 8; j++) { | |
685 | if (TESTBIT(fDig[i],j)) return i*8+j; | |
686 | } | |
687 | } | |
688 | return -1; | |
689 | } | |
690 | ||
691 | //////////////////////////////////////////////////////////////////////// | |
692 | // | |
693 | // end of implementation of a class digitRow | |
694 | // | |
695 | //////////////////////////////////////////////////////////////////////// | |
696 | ||
697 | //////////////////////////////////////////////////////////////////////// | |
698 | AliGenInfoMaker::AliGenInfoMaker() | |
699 | { | |
700 | Reset(); | |
701 | } | |
702 | ||
703 | //////////////////////////////////////////////////////////////////////// | |
704 | AliGenInfoMaker::AliGenInfoMaker(const char * fnGalice, const char* fnRes, | |
705 | Int_t nEvents, Int_t firstEvent) | |
706 | { | |
707 | Reset(); | |
708 | fFirstEventNr = firstEvent; | |
709 | fEventNr = firstEvent; | |
710 | fNEvents = nEvents; | |
711 | // fFnRes = fnRes; | |
712 | sprintf(fFnRes,"%s",fnRes); | |
713 | // | |
714 | fLoader = AliRunLoader::Open(fnGalice); | |
715 | if (gAlice){ | |
716 | delete gAlice->GetRunLoader(); | |
717 | delete gAlice; | |
718 | gAlice = 0x0; | |
719 | } | |
720 | if (fLoader->LoadgAlice()){ | |
721 | cerr<<"Error occured while l"<<endl; | |
722 | } | |
723 | Int_t nall = fLoader->GetNumberOfEvents(); | |
724 | if (nEvents==0) { | |
725 | nEvents =nall; | |
726 | fNEvents=nall; | |
727 | fFirstEventNr=0; | |
728 | } | |
729 | ||
730 | if (nall<=0){ | |
731 | cerr<<"no events available"<<endl; | |
732 | fEventNr = 0; | |
733 | return; | |
734 | } | |
735 | if (firstEvent+nEvents>nall) { | |
736 | fEventNr = nall-firstEvent; | |
737 | cerr<<"restricted number of events availaible"<<endl; | |
738 | } | |
739 | AliMagF * magf = gAlice->Field(); | |
d6355c8c | 740 | AliTracker::SetFieldMap(magf,0); |
ae7d73d2 | 741 | } |
742 | ||
743 | ||
744 | AliMCInfo * AliGenInfoMaker::MakeInfo(UInt_t i) | |
745 | { | |
746 | // | |
747 | if (i<fNParticles) { | |
748 | if (fGenInfo[i]) return fGenInfo[i]; | |
749 | fGenInfo[i] = new AliMCInfo; | |
750 | fNInfos++; | |
751 | return fGenInfo[i]; | |
752 | } | |
753 | else | |
754 | return 0; | |
755 | } | |
756 | ||
757 | //////////////////////////////////////////////////////////////////////// | |
758 | void AliGenInfoMaker::Reset() | |
759 | { | |
760 | fEventNr = 0; | |
761 | fNEvents = 0; | |
762 | fTreeGenTracks = 0; | |
763 | fFileGenTracks = 0; | |
764 | fGenInfo = 0; | |
765 | fNInfos = 0; | |
766 | // | |
767 | // | |
768 | fDebug = 0; | |
769 | fVPrim[0] = -1000.; | |
770 | fVPrim[1] = -1000.; | |
771 | fVPrim[2] = -1000.; | |
772 | fParamTPC = 0; | |
773 | } | |
774 | //////////////////////////////////////////////////////////////////////// | |
775 | AliGenInfoMaker::~AliGenInfoMaker() | |
776 | { | |
777 | ||
778 | if (fLoader){ | |
779 | fLoader->UnloadgAlice(); | |
780 | gAlice = 0; | |
781 | delete fLoader; | |
782 | } | |
783 | } | |
784 | ||
785 | Int_t AliGenInfoMaker::SetIO() | |
786 | { | |
787 | // | |
788 | // | |
789 | CreateTreeGenTracks(); | |
790 | if (!fTreeGenTracks) return 1; | |
791 | // AliTracker::SetFieldFactor(); | |
792 | ||
793 | fParamTPC = GetTPCParam(); | |
794 | // | |
795 | return 0; | |
796 | } | |
797 | ||
798 | //////////////////////////////////////////////////////////////////////// | |
799 | Int_t AliGenInfoMaker::SetIO(Int_t eventNr) | |
800 | { | |
801 | // | |
802 | // | |
803 | // SET INPUT | |
804 | fLoader->SetEventNumber(eventNr); | |
805 | // | |
806 | fLoader->LoadHeader(); | |
807 | fLoader->LoadKinematics(); | |
808 | fStack = fLoader->Stack(); | |
809 | // | |
810 | fLoader->LoadTrackRefs(); | |
51ad6848 | 811 | fLoader->LoadHits(); |
ae7d73d2 | 812 | fTreeTR = fLoader->TreeTR(); |
813 | // | |
814 | AliTPCLoader * tpcl = (AliTPCLoader*)fLoader->GetLoader("TPCLoader"); | |
815 | tpcl->LoadDigits(); | |
816 | fTreeD = tpcl->TreeD(); | |
817 | return 0; | |
818 | } | |
819 | ||
820 | Int_t AliGenInfoMaker::CloseIOEvent() | |
821 | { | |
822 | fLoader->UnloadHeader(); | |
823 | fLoader->UnloadKinematics(); | |
824 | fLoader->UnloadTrackRefs(); | |
825 | AliTPCLoader * tpcl = (AliTPCLoader*)fLoader->GetLoader("TPCLoader"); | |
826 | tpcl->UnloadDigits(); | |
827 | return 0; | |
828 | } | |
829 | ||
830 | Int_t AliGenInfoMaker::CloseIO() | |
831 | { | |
832 | fLoader->UnloadgAlice(); | |
833 | return 0; | |
834 | } | |
835 | ||
836 | ||
837 | ||
838 | //////////////////////////////////////////////////////////////////////// | |
839 | Int_t AliGenInfoMaker::Exec(Int_t nEvents, Int_t firstEventNr) | |
840 | { | |
841 | fNEvents = nEvents; | |
842 | fFirstEventNr = firstEventNr; | |
843 | return Exec(); | |
844 | } | |
845 | ||
846 | //////////////////////////////////////////////////////////////////////// | |
847 | Int_t AliGenInfoMaker::Exec() | |
848 | { | |
849 | TStopwatch timer; | |
850 | timer.Start(); | |
851 | Int_t status =SetIO(); | |
852 | if (status>0) return status; | |
853 | // | |
854 | ||
855 | for (fEventNr = fFirstEventNr; fEventNr < fFirstEventNr+fNEvents; | |
856 | fEventNr++) { | |
857 | SetIO(fEventNr); | |
858 | fNParticles = fStack->GetNtrack(); | |
859 | // | |
860 | fGenInfo = new AliMCInfo*[fNParticles]; | |
861 | for (UInt_t i = 0; i<fNParticles; i++) { | |
862 | fGenInfo[i]=0; | |
863 | } | |
864 | // | |
865 | cout<<"Start to process event "<<fEventNr<<endl; | |
866 | cout<<"\tfNParticles = "<<fNParticles<<endl; | |
867 | if (fDebug>2) cout<<"\n\n\n\tStart loop over TreeTR"<<endl; | |
868 | if (TreeTRLoop()>0) return 1; | |
869 | // | |
870 | if (fDebug>2) cout<<"\n\n\n\tStart loop over TreeD"<<endl; | |
871 | if (TreeDLoop()>0) return 1; | |
872 | // | |
873 | if (fDebug>2) cout<<"\n\n\n\tStart loop over TreeK"<<endl; | |
874 | if (TreeKLoop()>0) return 1; | |
875 | if (fDebug>2) cout<<"\tEnd loop over TreeK"<<endl; | |
51ad6848 | 876 | // |
877 | if (BuildKinkInfo()>0) return 1; | |
878 | if (BuildV0Info()>0) return 1; | |
879 | //if (BuildHitLines()>0) return 1; | |
880 | if (fDebug>2) cout<<"\tEnd loop over TreeK"<<endl; | |
881 | // | |
ae7d73d2 | 882 | for (UInt_t i = 0; i<fNParticles; i++) { |
883 | if (fGenInfo[i]) delete fGenInfo[i]; | |
884 | } | |
885 | delete []fGenInfo; | |
886 | CloseIOEvent(); | |
887 | } | |
888 | // | |
889 | CloseIO(); | |
890 | CloseOutputFile(); | |
891 | ||
892 | cerr<<"Exec finished"<<endl; | |
893 | ||
894 | timer.Stop(); | |
895 | timer.Print(); | |
896 | return 0; | |
897 | } | |
898 | //////////////////////////////////////////////////////////////////////// | |
899 | void AliGenInfoMaker::CreateTreeGenTracks() | |
900 | { | |
901 | fFileGenTracks = TFile::Open(fFnRes,"RECREATE"); | |
902 | if (!fFileGenTracks) { | |
903 | cerr<<"Error in CreateTreeGenTracks: cannot open file "<<fFnRes<<endl; | |
904 | return; | |
905 | } | |
906 | fTreeGenTracks = new TTree("genTracksTree","genTracksTree"); | |
907 | AliMCInfo * info = new AliMCInfo; | |
ae7d73d2 | 908 | fTreeGenTracks->Branch("MC","AliMCInfo",&info); |
909 | delete info; | |
51ad6848 | 910 | // |
911 | AliGenKinkInfo *kinkinfo = new AliGenKinkInfo; | |
912 | fTreeKinks = new TTree("genKinksTree","genKinksTree"); | |
913 | fTreeKinks->Branch("MC","AliGenKinkInfo",&kinkinfo); | |
914 | delete kinkinfo; | |
915 | // | |
916 | AliGenV0Info *v0info = new AliGenV0Info; | |
917 | fTreeV0 = new TTree("genV0Tree","genV0Tree"); | |
918 | fTreeV0->Branch("MC","AliGenV0Info",&v0info); | |
919 | delete v0info; | |
920 | // | |
921 | // | |
922 | AliPointsMI * points0 = new AliPointsMI; | |
923 | AliPointsMI * points1 = new AliPointsMI; | |
924 | AliPointsMI * points2 = new AliPointsMI; | |
925 | fTreeHitLines = new TTree("HitLines","HitLines"); | |
926 | fTreeHitLines->Branch("TPC.","AliPointsMI",&points0,32000,10); | |
927 | fTreeHitLines->Branch("TRD.","AliPointsMI",&points1,32000,10); | |
928 | fTreeHitLines->Branch("ITS.","AliPointsMI",&points2,32000,10); | |
929 | Int_t label=0; | |
930 | fTreeHitLines->Branch("Label",&label,"label/I"); | |
931 | // | |
ae7d73d2 | 932 | fTreeGenTracks->AutoSave(); |
51ad6848 | 933 | fTreeKinks->AutoSave(); |
934 | fTreeV0->AutoSave(); | |
935 | fTreeHitLines->AutoSave(); | |
ae7d73d2 | 936 | } |
937 | //////////////////////////////////////////////////////////////////////// | |
938 | void AliGenInfoMaker::CloseOutputFile() | |
939 | { | |
940 | if (!fFileGenTracks) { | |
941 | cerr<<"File "<<fFnRes<<" not found as an open file."<<endl; | |
942 | return; | |
943 | } | |
944 | fFileGenTracks->cd(); | |
945 | fTreeGenTracks->Write(); | |
946 | delete fTreeGenTracks; | |
51ad6848 | 947 | fTreeKinks->Write(); |
948 | delete fTreeKinks; | |
949 | fTreeV0->Write(); | |
950 | delete fTreeV0; | |
951 | ||
ae7d73d2 | 952 | fFileGenTracks->Close(); |
953 | delete fFileGenTracks; | |
954 | return; | |
955 | } | |
956 | ||
957 | //////////////////////////////////////////////////////////////////////// | |
958 | Int_t AliGenInfoMaker::TreeKLoop() | |
959 | { | |
960 | // | |
961 | // open the file with treeK | |
962 | // loop over all entries there and save information about some tracks | |
963 | // | |
964 | ||
965 | AliStack * stack = fStack; | |
966 | if (!stack) {cerr<<"Stack was not found!\n"; return 1;} | |
967 | ||
968 | if (fDebug > 0) { | |
969 | cout<<"There are "<<fNParticles<<" primary and secondary particles in event " | |
970 | <<fEventNr<<endl; | |
971 | } | |
972 | Int_t ipdg = 0; | |
973 | TParticlePDG *ppdg = 0; | |
974 | // not all generators give primary vertex position. Take the vertex | |
975 | // of the particle 0 as primary vertex. | |
976 | TDatabasePDG pdg; //get pdg table | |
977 | //thank you very much root for this | |
978 | TBranch * br = fTreeGenTracks->GetBranch("MC"); | |
979 | TParticle *particle = stack->ParticleFromTreeK(0); | |
980 | fVPrim[0] = particle->Vx(); | |
981 | fVPrim[1] = particle->Vy(); | |
982 | fVPrim[2] = particle->Vz(); | |
983 | for (UInt_t iParticle = 0; iParticle < fNParticles; iParticle++) { | |
984 | // load only particles with TR | |
985 | AliMCInfo * info = GetInfo(iParticle); | |
986 | if (!info) continue; | |
987 | ////////////////////////////////////////////////////////////////////// | |
988 | info->fLabel = iParticle; | |
989 | // | |
990 | info->fParticle = *(stack->Particle(iParticle)); | |
991 | info->fVDist[0] = info->fParticle.Vx()-fVPrim[0]; | |
992 | info->fVDist[1] = info->fParticle.Vy()-fVPrim[1]; | |
993 | info->fVDist[2] = info->fParticle.Vz()-fVPrim[2]; | |
994 | info->fVDist[3] = TMath::Sqrt(info->fVDist[0]*info->fVDist[0]+ | |
995 | info->fVDist[1]*info->fVDist[1]+info->fVDist[2]*info->fVDist[2]); | |
996 | // | |
997 | // | |
998 | ipdg = info->fParticle.GetPdgCode(); | |
999 | info->fPdg = ipdg; | |
1000 | ppdg = pdg.GetParticle(ipdg); | |
1001 | info->fEventNr = fEventNr; | |
1002 | info->Update(); | |
1003 | ////////////////////////////////////////////////////////////////////// | |
1004 | br->SetAddress(&info); | |
51ad6848 | 1005 | fTreeGenTracks->Fill(); |
ae7d73d2 | 1006 | } |
1007 | fTreeGenTracks->AutoSave(); | |
1008 | if (fDebug > 2) cerr<<"end of TreeKLoop"<<endl; | |
1009 | return 0; | |
1010 | } | |
1011 | ||
1012 | ||
51ad6848 | 1013 | //////////////////////////////////////////////////////////////////////////////////// |
1014 | Int_t AliGenInfoMaker::BuildKinkInfo() | |
1015 | { | |
1016 | // | |
1017 | // Build tree with Kink Information | |
1018 | // | |
1019 | AliStack * stack = fStack; | |
1020 | if (!stack) {cerr<<"Stack was not found!\n"; return 1;} | |
1021 | ||
1022 | if (fDebug > 0) { | |
1023 | cout<<"There are "<<fNParticles<<" primary and secondary particles in event " | |
1024 | <<fEventNr<<endl; | |
1025 | } | |
1026 | // Int_t ipdg = 0; | |
1027 | //TParticlePDG *ppdg = 0; | |
1028 | // not all generators give primary vertex position. Take the vertex | |
1029 | // of the particle 0 as primary vertex. | |
1030 | TDatabasePDG pdg; //get pdg table | |
1031 | //thank you very much root for this | |
1032 | TBranch * br = fTreeKinks->GetBranch("MC"); | |
1033 | // | |
1034 | AliGenKinkInfo * kinkinfo = new AliGenKinkInfo; | |
1035 | // | |
1036 | for (UInt_t iParticle = 0; iParticle < fNParticles; iParticle++) { | |
1037 | // load only particles with TR | |
1038 | AliMCInfo * info = GetInfo(iParticle); | |
1039 | if (!info) continue; | |
1040 | if (info->fCharge==0) continue; | |
1041 | if (info->fTRdecay.P()<0.13) continue; //momenta cut | |
1042 | if (info->fTRdecay.R()>500) continue; //R cut - decay outside barrel | |
1043 | TParticle & particle = info->fParticle; | |
1044 | Int_t first = particle.GetDaughter(0); | |
1045 | if (first ==0) continue; | |
1046 | ||
1047 | Int_t last = particle.GetDaughter(1); | |
1048 | if (last ==0) last=first; | |
1049 | AliMCInfo * info2 = 0; | |
1050 | AliMCInfo * dinfo = 0; | |
1051 | ||
1052 | for (Int_t id2=first;id2<=last;id2++){ | |
1053 | info2 = GetInfo(id2); | |
1054 | if (!info2) continue; | |
1055 | TParticle &p2 = info2->fParticle; | |
1056 | Double_t r = TMath::Sqrt(p2.Vx()*p2.Vx()+p2.Vy()*p2.Vy()); | |
1057 | if ( TMath::Abs(info->fTRdecay.R()-r)>0.01) continue; | |
1058 | if (!(p2.GetPDG())) continue; | |
1059 | dinfo =info2; | |
1060 | ||
1061 | kinkinfo->fMCm = (*info); | |
1062 | kinkinfo->fMCd = (*dinfo); | |
1063 | if (kinkinfo->fMCm.fParticle.GetPDG()==0 || kinkinfo->fMCd.fParticle.GetPDG()==0) continue; | |
1064 | kinkinfo->Update(); | |
1065 | br->SetAddress(&kinkinfo); | |
1066 | fTreeKinks->Fill(); | |
1067 | } | |
1068 | /* | |
1069 | if (dinfo){ | |
1070 | kinkinfo->fMCm = (*info); | |
1071 | kinkinfo->fMCd = (*dinfo); | |
1072 | kinkinfo->Update(); | |
1073 | br->SetAddress(&kinkinfo); | |
1074 | fTreeKinks->Fill(); | |
1075 | } | |
1076 | */ | |
1077 | } | |
1078 | fTreeGenTracks->AutoSave(); | |
1079 | if (fDebug > 2) cerr<<"end of Kink Loop"<<endl; | |
1080 | return 0; | |
1081 | } | |
1082 | ||
1083 | ||
1084 | //////////////////////////////////////////////////////////////////////////////////// | |
1085 | Int_t AliGenInfoMaker::BuildV0Info() | |
1086 | { | |
1087 | // | |
1088 | // Build tree with V0 Information | |
1089 | // | |
1090 | AliStack * stack = fStack; | |
1091 | if (!stack) {cerr<<"Stack was not found!\n"; return 1;} | |
1092 | ||
1093 | if (fDebug > 0) { | |
1094 | cout<<"There are "<<fNParticles<<" primary and secondary particles in event " | |
1095 | <<fEventNr<<endl; | |
1096 | } | |
1097 | // Int_t ipdg = 0; | |
1098 | //TParticlePDG *ppdg = 0; | |
1099 | // not all generators give primary vertex position. Take the vertex | |
1100 | // of the particle 0 as primary vertex. | |
1101 | TDatabasePDG pdg; //get pdg table | |
1102 | //thank you very much root for this | |
1103 | TBranch * br = fTreeV0->GetBranch("MC"); | |
1104 | // | |
1105 | AliGenV0Info * v0info = new AliGenV0Info; | |
1106 | // | |
1107 | // | |
1108 | for (UInt_t iParticle = 0; iParticle < fNParticles; iParticle++) { | |
1109 | // load only particles with TR | |
1110 | AliMCInfo * info = GetInfo(iParticle); | |
1111 | if (!info) continue; | |
1112 | if (info->fCharge==0) continue; | |
1113 | // | |
1114 | // | |
1115 | TParticle & particle = info->fParticle; | |
1116 | Int_t mother = particle.GetMother(0); | |
1117 | if (mother <=0) continue; | |
1118 | // | |
1119 | TParticle * motherparticle = stack->Particle(mother); | |
1120 | if (!motherparticle) continue; | |
1121 | // | |
1122 | Int_t last = motherparticle->GetDaughter(1); | |
1123 | if (last==(int)iParticle) continue; | |
1124 | AliMCInfo * info2 = info; | |
1125 | AliMCInfo * dinfo = GetInfo(last); | |
1126 | if (!dinfo) continue; | |
1127 | if (!dinfo->fParticle.GetPDG()) continue; | |
1128 | if (!info2->fParticle.GetPDG()) continue; | |
1129 | if (dinfo){ | |
1130 | v0info->fMCm = (*info); | |
1131 | v0info->fMCd = (*dinfo); | |
81e97e0d | 1132 | v0info->fMotherP = (*motherparticle); |
51ad6848 | 1133 | v0info->Update(fVPrim); |
1134 | br->SetAddress(&v0info); | |
1135 | fTreeV0->Fill(); | |
1136 | } | |
1137 | } | |
1138 | fTreeV0->AutoSave(); | |
1139 | if (fDebug > 2) cerr<<"end of V0 Loop"<<endl; | |
1140 | return 0; | |
1141 | } | |
1142 | ||
1143 | ||
1144 | ||
1145 | ||
1146 | //////////////////////////////////////////////////////////////////////// | |
1147 | Int_t AliGenInfoMaker::BuildHitLines() | |
1148 | { | |
1149 | ||
1150 | // | |
1151 | // open the file with treeK | |
1152 | // loop over all entries there and save information about some tracks | |
1153 | // | |
1154 | ||
1155 | AliStack * stack = fStack; | |
1156 | if (!stack) {cerr<<"Stack was not found!\n"; return 1;} | |
1157 | ||
1158 | if (fDebug > 0) { | |
1159 | cout<<"There are "<<fNParticles<<" primary and secondary particles in event " | |
1160 | <<fEventNr<<endl; | |
1161 | } | |
1162 | Int_t ipdg = 0; | |
1163 | // TParticlePDG *ppdg = 0; | |
1164 | // not all generators give primary vertex position. Take the vertex | |
1165 | // of the particle 0 as primary vertex. | |
1166 | TDatabasePDG pdg; //get pdg table | |
1167 | //thank you very much root for this | |
1168 | AliPointsMI *tpcp = new AliPointsMI; | |
1169 | AliPointsMI *trdp = new AliPointsMI; | |
1170 | AliPointsMI *itsp = new AliPointsMI; | |
1171 | Int_t label =0; | |
1172 | // | |
1173 | TBranch * brtpc = fTreeHitLines->GetBranch("TPC."); | |
1174 | TBranch * brtrd = fTreeHitLines->GetBranch("TRD."); | |
1175 | TBranch * brits = fTreeHitLines->GetBranch("ITS."); | |
1176 | TBranch * brlabel = fTreeHitLines->GetBranch("Label"); | |
1177 | brlabel->SetAddress(&label); | |
1178 | brtpc->SetAddress(&tpcp); | |
1179 | brtrd->SetAddress(&trdp); | |
1180 | brits->SetAddress(&itsp); | |
1181 | // | |
1182 | AliDetector *dtpc = gAlice->GetDetector("TPC"); | |
1183 | AliDetector *dtrd = gAlice->GetDetector("TRD"); | |
1184 | AliDetector *dits = gAlice->GetDetector("ITS"); | |
1185 | ||
1186 | for (UInt_t iParticle = 0; iParticle < fNParticles; iParticle++) { | |
1187 | // load only particles with TR | |
1188 | AliMCInfo * info = GetInfo(iParticle); | |
1189 | if (!info) continue; | |
1190 | Int_t primpart = info->fPrimPart; | |
1191 | ipdg = info->fParticle.GetPdgCode(); | |
1192 | label = iParticle; | |
1193 | // | |
1194 | gAlice->ResetHits(); | |
1195 | tpcp->Reset(); | |
1196 | itsp->Reset(); | |
1197 | trdp->Reset(); | |
1198 | tpcp->fLabel1 = ipdg; | |
1199 | trdp->fLabel1 = ipdg; | |
1200 | itsp->fLabel1 = ipdg; | |
1201 | if (dtpc->TreeH()->GetEvent(primpart)){ | |
1202 | dtpc->LoadPoints(primpart); | |
1203 | tpcp->Reset(dtpc,iParticle); | |
1204 | } | |
1205 | if (dtrd->TreeH()->GetEvent(primpart)){ | |
1206 | dtrd->LoadPoints(primpart); | |
1207 | trdp->Reset(dtrd,iParticle); | |
1208 | } | |
1209 | if (dits->TreeH()->GetEvent(primpart)){ | |
1210 | dits->LoadPoints(primpart); | |
1211 | itsp->Reset(dits,iParticle); | |
1212 | } | |
1213 | // | |
1214 | fTreeHitLines->Fill(); | |
1215 | dtpc->ResetPoints(); | |
1216 | dtrd->ResetPoints(); | |
1217 | dits->ResetPoints(); | |
1218 | } | |
1219 | delete tpcp; | |
1220 | delete trdp; | |
1221 | delete itsp; | |
1222 | fTreeHitLines->AutoSave(); | |
1223 | if (fDebug > 2) cerr<<"end of TreeKLoop"<<endl; | |
1224 | return 0; | |
1225 | } | |
ae7d73d2 | 1226 | |
1227 | ||
1228 | //////////////////////////////////////////////////////////////////////// | |
1229 | Int_t AliGenInfoMaker::TreeDLoop() | |
1230 | { | |
1231 | // | |
1232 | // open the file with treeD | |
1233 | // loop over all entries there and save information about some tracks | |
1234 | // | |
1235 | ||
1236 | Int_t nInnerSector = fParamTPC->GetNInnerSector(); | |
1237 | Int_t rowShift = 0; | |
1238 | Int_t zero=fParamTPC->GetZeroSup()+6; | |
1239 | // | |
1240 | // | |
1241 | AliSimDigits digitsAddress, *digits=&digitsAddress; | |
1242 | fTreeD->GetBranch("Segment")->SetAddress(&digits); | |
1243 | ||
1244 | Int_t sectorsByRows=(Int_t)fTreeD->GetEntries(); | |
1245 | if (fDebug > 1) cout<<"\tsectorsByRows = "<<sectorsByRows<<endl; | |
1246 | for (Int_t i=0; i<sectorsByRows; i++) { | |
1247 | if (!fTreeD->GetEvent(i)) continue; | |
1248 | Int_t sec,row; | |
1249 | fParamTPC->AdjustSectorRow(digits->GetID(),sec,row); | |
1250 | if (fDebug > 1) cout<<sec<<' '<<row<<" \r"; | |
1251 | // here I expect that upper sectors follow lower sectors | |
1252 | if (sec > nInnerSector) rowShift = fParamTPC->GetNRowLow(); | |
1253 | // | |
1254 | digits->ExpandTrackBuffer(); | |
1255 | digits->First(); | |
1256 | do { | |
1257 | Int_t iRow=digits->CurrentRow(); | |
1258 | Int_t iColumn=digits->CurrentColumn(); | |
1259 | Short_t digitValue = digits->CurrentDigit(); | |
1260 | if (digitValue >= zero) { | |
1261 | Int_t label; | |
1262 | for (Int_t j = 0; j<3; j++) { | |
1263 | // label = digits->GetTrackID(iRow,iColumn,j); | |
1264 | label = digits->GetTrackIDFast(iRow,iColumn,j)-2; | |
1265 | if (label >= (Int_t)fNParticles) { //don't label from bakground event | |
1266 | continue; | |
1267 | } | |
1268 | if (label >= 0 && label <= (Int_t)fNParticles) { | |
1269 | if (fDebug > 6 ) { | |
1270 | cout<<"Inner loop: sector, iRow, iColumn, label, value, row " | |
1271 | <<sec<<" " | |
1272 | <<iRow<<" "<<iColumn<<" "<<label<<" "<<digitValue | |
1273 | <<" "<<row<<endl; | |
1274 | } | |
1275 | AliMCInfo * info = GetInfo(label); | |
1276 | if (info){ | |
1277 | info->fTPCRow.SetRow(row+rowShift); | |
1278 | } | |
1279 | } | |
1280 | } | |
1281 | } | |
1282 | } while (digits->Next()); | |
1283 | } | |
1284 | ||
1285 | if (fDebug > 2) cerr<<"end of TreeDLoop"<<endl; | |
1286 | return 0; | |
1287 | } | |
1288 | ||
1289 | ||
1290 | //////////////////////////////////////////////////////////////////////// | |
1291 | Int_t AliGenInfoMaker::TreeTRLoop() | |
1292 | { | |
1293 | // | |
1294 | // loop over TrackReferences and store the first one for each track | |
1295 | // | |
1296 | TTree * treeTR = fTreeTR; | |
1297 | Int_t nPrimaries = (Int_t) treeTR->GetEntries(); | |
1298 | if (fDebug > 1) cout<<"There are "<<nPrimaries<<" entries in TreeTR"<<endl; | |
1299 | // | |
1300 | // | |
1301 | //track references for TPC | |
1302 | TClonesArray* TPCArrayTR = new TClonesArray("AliTrackReference"); | |
1303 | TClonesArray* ITSArrayTR = new TClonesArray("AliTrackReference"); | |
1304 | TClonesArray* TRDArrayTR = new TClonesArray("AliTrackReference"); | |
51ad6848 | 1305 | TClonesArray* TOFArrayTR = new TClonesArray("AliTrackReference"); |
ae7d73d2 | 1306 | TClonesArray* RunArrayTR = new TClonesArray("AliTrackReference"); |
1307 | // | |
1308 | if (treeTR->GetBranch("TPC")) treeTR->GetBranch("TPC")->SetAddress(&TPCArrayTR); | |
1309 | if (treeTR->GetBranch("ITS")) treeTR->GetBranch("ITS")->SetAddress(&ITSArrayTR); | |
1310 | if (treeTR->GetBranch("TRD")) treeTR->GetBranch("TRD")->SetAddress(&TRDArrayTR); | |
51ad6848 | 1311 | if (treeTR->GetBranch("TOF")) treeTR->GetBranch("TOF")->SetAddress(&TOFArrayTR); |
ae7d73d2 | 1312 | if (treeTR->GetBranch("AliRun")) treeTR->GetBranch("AliRun")->SetAddress(&RunArrayTR); |
1313 | // | |
1314 | // | |
1315 | // | |
1316 | for (Int_t iPrimPart = 0; iPrimPart<nPrimaries; iPrimPart++) { | |
1317 | treeTR->GetEntry(iPrimPart); | |
1318 | // | |
1319 | // Loop over TPC references | |
1320 | // | |
1321 | for (Int_t iTrackRef = 0; iTrackRef < TPCArrayTR->GetEntriesFast(); iTrackRef++) { | |
1322 | AliTrackReference *trackRef = (AliTrackReference*)TPCArrayTR->At(iTrackRef); | |
1323 | // | |
f007cb5f | 1324 | if (trackRef->TestBit(BIT(2))){ |
1325 | //if decay | |
1326 | if (trackRef->P()<fgTPCPtCut) continue; | |
1327 | Int_t label = trackRef->GetTrack(); | |
1328 | AliMCInfo * info = GetInfo(label); | |
1329 | if (!info) info = MakeInfo(label); | |
1330 | info->fTRdecay = *trackRef; | |
1331 | } | |
1332 | // | |
51ad6848 | 1333 | if (trackRef->P()<fgTPCPtCut) continue; |
ae7d73d2 | 1334 | Int_t label = trackRef->GetTrack(); |
1335 | AliMCInfo * info = GetInfo(label); | |
1336 | if (!info) info = MakeInfo(label); | |
1337 | if (!info) continue; | |
51ad6848 | 1338 | info->fPrimPart = iPrimPart; |
ae7d73d2 | 1339 | TClonesArray & arr = *(info->fTPCReferences); |
1340 | new (arr[arr.GetEntriesFast()]) AliTrackReference(*trackRef); | |
1341 | } | |
1342 | // | |
1343 | // Loop over ITS references | |
1344 | // | |
1345 | for (Int_t iTrackRef = 0; iTrackRef < ITSArrayTR->GetEntriesFast(); iTrackRef++) { | |
1346 | AliTrackReference *trackRef = (AliTrackReference*)ITSArrayTR->At(iTrackRef); | |
f007cb5f | 1347 | // |
ae7d73d2 | 1348 | // |
51ad6848 | 1349 | if (trackRef->P()<fgTPCPtCut) continue; |
ae7d73d2 | 1350 | Int_t label = trackRef->GetTrack(); |
1351 | AliMCInfo * info = GetInfo(label); | |
1352 | if ( (!info) && trackRef->Pt()<fgITSPtCut) continue; | |
1353 | if (!info) info = MakeInfo(label); | |
1354 | if (!info) continue; | |
51ad6848 | 1355 | info->fPrimPart = iPrimPart; |
ae7d73d2 | 1356 | TClonesArray & arr = *(info->fITSReferences); |
1357 | new (arr[arr.GetEntriesFast()]) AliTrackReference(*trackRef); | |
1358 | } | |
1359 | // | |
1360 | // Loop over TRD references | |
1361 | // | |
1362 | for (Int_t iTrackRef = 0; iTrackRef < TRDArrayTR->GetEntriesFast(); iTrackRef++) { | |
1363 | AliTrackReference *trackRef = (AliTrackReference*)TRDArrayTR->At(iTrackRef); | |
1364 | // | |
51ad6848 | 1365 | if (trackRef->P()<fgTPCPtCut) continue; |
ae7d73d2 | 1366 | Int_t label = trackRef->GetTrack(); |
1367 | AliMCInfo * info = GetInfo(label); | |
1368 | if ( (!info) && trackRef->Pt()<fgTRDPtCut) continue; | |
1369 | if (!info) info = MakeInfo(label); | |
1370 | if (!info) continue; | |
51ad6848 | 1371 | info->fPrimPart = iPrimPart; |
ae7d73d2 | 1372 | TClonesArray & arr = *(info->fTRDReferences); |
1373 | new (arr[arr.GetEntriesFast()]) AliTrackReference(*trackRef); | |
1374 | } | |
1375 | // | |
51ad6848 | 1376 | // Loop over TOF references |
1377 | // | |
1378 | for (Int_t iTrackRef = 0; iTrackRef < TOFArrayTR->GetEntriesFast(); iTrackRef++) { | |
1379 | AliTrackReference *trackRef = (AliTrackReference*)TOFArrayTR->At(iTrackRef); | |
1380 | Int_t label = trackRef->GetTrack(); | |
1381 | AliMCInfo * info = GetInfo(label); | |
1382 | if (!info){ | |
1383 | if (trackRef->Pt()<fgTPCPtCut) continue; | |
1384 | if ( (!info) && trackRef->Pt()<fgTOFPtCut) continue; | |
1385 | } | |
1386 | if (!info) info = MakeInfo(label); | |
1387 | if (!info) continue; | |
1388 | info->fPrimPart = iPrimPart; | |
1389 | TClonesArray & arr = *(info->fTOFReferences); | |
1390 | new (arr[arr.GetEntriesFast()]) AliTrackReference(*trackRef); | |
1391 | } | |
1392 | // | |
ae7d73d2 | 1393 | // get dacay position |
1394 | for (Int_t iTrackRef = 0; iTrackRef < RunArrayTR->GetEntriesFast(); iTrackRef++) { | |
1395 | AliTrackReference *trackRef = (AliTrackReference*)RunArrayTR->At(iTrackRef); | |
1396 | // | |
1397 | Int_t label = trackRef->GetTrack(); | |
1398 | AliMCInfo * info = GetInfo(label); | |
1399 | if (!info) continue; | |
1400 | if (!trackRef->TestBit(BIT(2))) continue; //if not decay | |
1401 | // if (TMath::Abs(trackRef.X()); | |
1402 | info->fTRdecay = *trackRef; | |
1403 | } | |
1404 | } | |
1405 | // | |
1406 | TPCArrayTR->Delete(); | |
1407 | delete TPCArrayTR; | |
1408 | TRDArrayTR->Delete(); | |
1409 | delete TRDArrayTR; | |
51ad6848 | 1410 | TOFArrayTR->Delete(); |
1411 | delete TOFArrayTR; | |
1412 | ||
ae7d73d2 | 1413 | ITSArrayTR->Delete(); |
1414 | delete ITSArrayTR; | |
1415 | RunArrayTR->Delete(); | |
1416 | delete RunArrayTR; | |
1417 | // | |
1418 | return 0; | |
1419 | } | |
1420 | ||
1421 | //////////////////////////////////////////////////////////////////////// | |
1422 | Float_t AliGenInfoMaker::TR2LocalX(AliTrackReference *trackRef, | |
1423 | AliTPCParam *paramTPC) { | |
1424 | ||
1425 | Float_t x[3] = { trackRef->X(),trackRef->Y(),trackRef->Z()}; | |
1426 | Int_t index[4]; | |
1427 | paramTPC->Transform0to1(x,index); | |
1428 | paramTPC->Transform1to2(x,index); | |
1429 | return x[0]; | |
1430 | } | |
1431 | //////////////////////////////////////////////////////////////////////// | |
1432 | ||
1433 | ||
1434 | ||
1435 | TH1F * AliComparisonDraw::DrawXY(const char * chx, const char *chy, const char* selection, | |
f007cb5f | 1436 | const char * quality, Int_t nbins, Float_t minx, Float_t maxx, Float_t miny, Float_t maxy, Int_t nBinsRes) |
ae7d73d2 | 1437 | { |
1438 | // | |
1439 | Double_t* bins = CreateLogBins(nbins, minx, maxx); | |
ae7d73d2 | 1440 | TH2F* hRes2 = new TH2F("hRes2", "residuals", nbins, minx, maxx, nBinsRes, miny, maxy); |
1441 | char cut[1000]; | |
1442 | sprintf(cut,"%s&&%s",selection,quality); | |
1443 | char expression[1000]; | |
1444 | sprintf(expression,"%s:%s>>hRes2",chy,chx); | |
1445 | fTree->Draw(expression, cut, "groff"); | |
1446 | TH1F* hMean=0; | |
1447 | TH1F* hRes = CreateResHisto(hRes2, &hMean); | |
1448 | AliLabelAxes(hRes, chx, chy); | |
1449 | // | |
1450 | delete hRes2; | |
1451 | delete[] bins; | |
1452 | fRes = hRes; | |
1453 | fMean = hMean; | |
1454 | return hRes; | |
1455 | } | |
1456 | ||
1457 | TH1F * AliComparisonDraw::DrawLogXY(const char * chx, const char *chy, const char* selection, | |
d6355c8c | 1458 | const char * quality, Int_t nbins, Float_t minx, Float_t maxx, Float_t miny, Float_t maxy, Int_t nBinsRes) |
ae7d73d2 | 1459 | { |
1460 | // | |
1461 | Double_t* bins = CreateLogBins(nbins, minx, maxx); | |
ae7d73d2 | 1462 | TH2F* hRes2 = new TH2F("hRes2", "residuals", nbins, bins, nBinsRes, miny, maxy); |
1463 | char cut[1000]; | |
1464 | sprintf(cut,"%s&&%s",selection,quality); | |
1465 | char expression[1000]; | |
1466 | sprintf(expression,"%s:%s>>hRes2",chy,chx); | |
1467 | fTree->Draw(expression, cut, "groff"); | |
1468 | TH1F* hMean=0; | |
1469 | TH1F* hRes = CreateResHisto(hRes2, &hMean); | |
1470 | AliLabelAxes(hRes, chx, chy); | |
1471 | // | |
1472 | delete hRes2; | |
1473 | delete[] bins; | |
1474 | fRes = hRes; | |
1475 | fMean = hMean; | |
1476 | return hRes; | |
1477 | } | |
1478 | ||
1479 | /////////////////////////////////////////////////////////////////////////////////// | |
1480 | /////////////////////////////////////////////////////////////////////////////////// | |
1481 | TH1F * AliComparisonDraw::Eff(const char *variable, const char* selection, const char * quality, | |
1482 | Int_t nbins, Float_t min, Float_t max) | |
1483 | { | |
1484 | // | |
1485 | // | |
1486 | TH1F* hGen = new TH1F("hGen", "gen. tracks", nbins, min, max); | |
1487 | TH1F* hRec = new TH1F("hRec", "rec. tracks", nbins, min, max); | |
1488 | char inputGen[1000]; | |
1489 | sprintf(inputGen,"%s>>hGen", variable); | |
1490 | fTree->Draw(inputGen, selection, "groff"); | |
1491 | char selectionRec[256]; | |
1492 | sprintf(selectionRec, "%s && %s", selection, quality); | |
1493 | char inputRec[1000]; | |
1494 | sprintf(inputRec,"%s>>hRec", variable); | |
1495 | fTree->Draw(inputRec, selectionRec, "groff"); | |
1496 | // | |
1497 | TH1F* hEff = CreateEffHisto(hGen, hRec); | |
1498 | AliLabelAxes(hEff, variable, "#epsilon [%]"); | |
1499 | fRes = hEff; | |
1500 | delete hRec; | |
1501 | delete hGen; | |
1502 | return hEff; | |
1503 | } | |
1504 | ||
1505 | ||
1506 | ||
1507 | /////////////////////////////////////////////////////////////////////////////////// | |
1508 | /////////////////////////////////////////////////////////////////////////////////// | |
1509 | TH1F * AliComparisonDraw::EffLog(const char *variable, const char* selection, const char * quality, | |
1510 | Int_t nbins, Float_t min, Float_t max) | |
1511 | { | |
1512 | // | |
1513 | // | |
1514 | Double_t* bins = CreateLogBins(nbins, min, max); | |
1515 | TH1F* hGen = new TH1F("hGen", "gen. tracks", nbins, bins); | |
1516 | TH1F* hRec = new TH1F("hRec", "rec. tracks", nbins, bins); | |
1517 | char inputGen[1000]; | |
1518 | sprintf(inputGen,"%s>>hGen", variable); | |
1519 | fTree->Draw(inputGen, selection, "groff"); | |
1520 | char selectionRec[256]; | |
1521 | sprintf(selectionRec, "%s && %s", selection, quality); | |
1522 | char inputRec[1000]; | |
1523 | sprintf(inputRec,"%s>>hRec", variable); | |
1524 | fTree->Draw(inputRec, selectionRec, "groff"); | |
1525 | // | |
1526 | TH1F* hEff = CreateEffHisto(hGen, hRec); | |
1527 | AliLabelAxes(hEff, variable, "#epsilon [%]"); | |
1528 | fRes = hEff; | |
1529 | delete hRec; | |
1530 | delete hGen; | |
1531 | delete[] bins; | |
1532 | return hEff; | |
1533 | } | |
1534 | ||
1535 | ||
1536 | /////////////////////////////////////////////////////////////////////////////////// | |
1537 | /////////////////////////////////////////////////////////////////////////////////// | |
1538 | ||
1539 | Double_t* AliComparisonDraw::CreateLogBins(Int_t nBins, Double_t xMin, Double_t xMax) | |
1540 | { | |
1541 | Double_t* bins = new Double_t[nBins+1]; | |
1542 | bins[0] = xMin; | |
1543 | Double_t factor = pow(xMax/xMin, 1./nBins); | |
1544 | for (Int_t i = 1; i <= nBins; i++) | |
1545 | bins[i] = factor * bins[i-1]; | |
1546 | return bins; | |
1547 | } | |
1548 | ||
1549 | ||
1550 | ||
1551 | ||
1552 | void AliComparisonDraw::AliLabelAxes(TH1* histo, const char* xAxisTitle, const char* yAxisTitle) | |
1553 | { | |
1554 | // | |
1555 | histo->GetXaxis()->SetTitle(xAxisTitle); | |
1556 | histo->GetYaxis()->SetTitle(yAxisTitle); | |
1557 | } | |
1558 | ||
1559 | ||
1560 | TH1F* AliComparisonDraw::CreateEffHisto(TH1F* hGen, TH1F* hRec) | |
1561 | { | |
1562 | // | |
1563 | Int_t nBins = hGen->GetNbinsX(); | |
1564 | TH1F* hEff = (TH1F*) hGen->Clone("hEff"); | |
1565 | hEff->SetTitle(""); | |
1566 | hEff->SetStats(kFALSE); | |
1567 | hEff->SetMinimum(0.); | |
1568 | hEff->SetMaximum(110.); | |
1569 | // | |
1570 | for (Int_t iBin = 0; iBin <= nBins; iBin++) { | |
1571 | Double_t nGen = hGen->GetBinContent(iBin); | |
1572 | Double_t nRec = hRec->GetBinContent(iBin); | |
1573 | if (nGen > 0) { | |
1574 | Double_t eff = nRec/nGen; | |
1575 | hEff->SetBinContent(iBin, 100. * eff); | |
1576 | Double_t error = sqrt((eff*(1.-eff)+0.01) / nGen); | |
1577 | // if (error == 0) error = sqrt(0.1/nGen); | |
1578 | // | |
1579 | if (error == 0) error = 0.0001; | |
1580 | hEff->SetBinError(iBin, 100. * error); | |
1581 | } else { | |
1582 | hEff->SetBinContent(iBin, 100. * 0.5); | |
1583 | hEff->SetBinError(iBin, 100. * 0.5); | |
1584 | } | |
1585 | } | |
1586 | return hEff; | |
1587 | } | |
1588 | ||
1589 | ||
1590 | ||
1591 | TH1F* AliComparisonDraw::CreateResHisto(TH2F* hRes2, TH1F **phMean, Bool_t drawBinFits, | |
1592 | Bool_t overflowBinFits) | |
1593 | { | |
1594 | TVirtualPad* currentPad = gPad; | |
1595 | TAxis* axis = hRes2->GetXaxis(); | |
1596 | Int_t nBins = axis->GetNbins(); | |
1597 | TH1F* hRes, *hMean; | |
1598 | if (axis->GetXbins()->GetSize()){ | |
1599 | hRes = new TH1F("hRes", "", nBins, axis->GetXbins()->GetArray()); | |
1600 | hMean = new TH1F("hMean", "", nBins, axis->GetXbins()->GetArray()); | |
1601 | } | |
1602 | else{ | |
1603 | hRes = new TH1F("hRes", "", nBins, axis->GetXmin(), axis->GetXmax()); | |
1604 | hMean = new TH1F("hMean", "", nBins, axis->GetXmin(), axis->GetXmax()); | |
1605 | ||
1606 | } | |
1607 | hRes->SetStats(false); | |
1608 | hRes->SetOption("E"); | |
1609 | hRes->SetMinimum(0.); | |
1610 | // | |
1611 | hMean->SetStats(false); | |
1612 | hMean->SetOption("E"); | |
1613 | ||
1614 | // create the fit function | |
1615 | //TKFitGaus* fitFunc = new TKFitGaus("resFunc"); | |
1616 | // TF1 * fitFunc = new TF1("G","[3]+[0]*exp(-(x-[1])*(x-[1])/(2.*[2]*[2]))",-3,3); | |
1617 | TF1 * fitFunc = new TF1("G","[0]*exp(-(x-[1])*(x-[1])/(2.*[2]*[2]))",-3,3); | |
1618 | ||
1619 | fitFunc->SetLineWidth(2); | |
1620 | fitFunc->SetFillStyle(0); | |
1621 | // create canvas for fits | |
1622 | TCanvas* canBinFits = NULL; | |
1623 | Int_t nPads = (overflowBinFits) ? nBins+2 : nBins; | |
1624 | Int_t nx = Int_t(sqrt(nPads-1.));// + 1; | |
1625 | Int_t ny = (nPads-1) / nx + 1; | |
1626 | if (drawBinFits) { | |
1627 | canBinFits = (TCanvas*)gROOT->FindObject("canBinFits"); | |
1628 | if (canBinFits) delete canBinFits; | |
1629 | canBinFits = new TCanvas("canBinFits", "fits of bins", 200, 100, 500, 700); | |
1630 | canBinFits->Divide(nx, ny); | |
1631 | } | |
1632 | ||
1633 | // loop over x bins and fit projection | |
1634 | Int_t dBin = ((overflowBinFits) ? 1 : 0); | |
1635 | for (Int_t bin = 1-dBin; bin <= nBins+dBin; bin++) { | |
1636 | if (drawBinFits) canBinFits->cd(bin + dBin); | |
1637 | TH1D* hBin = hRes2->ProjectionY("hBin", bin, bin); | |
1638 | // | |
1639 | if (hBin->GetEntries() > 5) { | |
1640 | fitFunc->SetParameters(hBin->GetMaximum(),hBin->GetMean(),hBin->GetRMS()); | |
1641 | hBin->Fit(fitFunc,"s"); | |
1642 | Double_t sigma = TMath::Abs(fitFunc->GetParameter(2)); | |
1643 | ||
1644 | if (sigma > 0.){ | |
1645 | hRes->SetBinContent(bin, TMath::Abs(fitFunc->GetParameter(2))); | |
1646 | hMean->SetBinContent(bin, fitFunc->GetParameter(1)); | |
1647 | } | |
1648 | else{ | |
1649 | hRes->SetBinContent(bin, 0.); | |
1650 | hMean->SetBinContent(bin,0); | |
1651 | } | |
1652 | hRes->SetBinError(bin, fitFunc->GetParError(2)); | |
1653 | hMean->SetBinError(bin, fitFunc->GetParError(1)); | |
1654 | ||
1655 | // | |
1656 | // | |
1657 | ||
1658 | } else { | |
1659 | hRes->SetBinContent(bin, 0.); | |
1660 | hRes->SetBinError(bin, 0.); | |
1661 | hMean->SetBinContent(bin, 0.); | |
1662 | hMean->SetBinError(bin, 0.); | |
1663 | } | |
1664 | ||
1665 | ||
1666 | if (drawBinFits) { | |
1667 | char name[256]; | |
1668 | if (bin == 0) { | |
1669 | sprintf(name, "%s < %.4g", axis->GetTitle(), axis->GetBinUpEdge(bin)); | |
1670 | } else if (bin == nBins+1) { | |
1671 | sprintf(name, "%.4g < %s", axis->GetBinLowEdge(bin), axis->GetTitle()); | |
1672 | } else { | |
1673 | sprintf(name, "%.4g < %s < %.4g", axis->GetBinLowEdge(bin), | |
1674 | axis->GetTitle(), axis->GetBinUpEdge(bin)); | |
1675 | } | |
1676 | canBinFits->cd(bin + dBin); | |
1677 | hBin->SetTitle(name); | |
1678 | hBin->SetStats(kTRUE); | |
1679 | hBin->DrawCopy("E"); | |
1680 | canBinFits->Update(); | |
1681 | canBinFits->Modified(); | |
1682 | canBinFits->Update(); | |
1683 | } | |
1684 | ||
1685 | delete hBin; | |
1686 | } | |
1687 | ||
1688 | delete fitFunc; | |
1689 | currentPad->cd(); | |
1690 | *phMean = hMean; | |
1691 | return hRes; | |
1692 | } | |
1693 | ||
1694 | ||
51ad6848 | 1695 | void AliComparisonDraw::DrawFriend2D(const char * chx, const char *chy, const char* selection, TTree * tfriend) |
1696 | { | |
1697 | ||
1698 | } | |
ae7d73d2 | 1699 | |
51ad6848 | 1700 | |
1701 | void AliComparisonDraw::GetPoints3D(const char * label, const char * chpoints, const char* selection, TTree * tpoints, Int_t color,Float_t rmin){ | |
1702 | // | |
1703 | // | |
1704 | if (!fPoints) fPoints = new TObjArray; | |
1705 | if (tpoints->GetIndex()==0) tpoints->BuildIndex("Label","Label"); | |
1706 | AliPointsMI * points = new AliPointsMI; | |
1707 | TBranch * br = tpoints->GetBranch(chpoints); | |
1708 | br->SetAddress(&points); | |
1709 | Int_t npoints = fTree->Draw(label,selection); | |
1710 | Float_t xyz[30000]; | |
1711 | rmin*=rmin; | |
1712 | for (Int_t i=0;i<npoints;i++){ | |
1713 | Int_t index = (Int_t)fTree->GetV1()[i]; | |
1714 | tpoints->GetEntryWithIndex(index,index); | |
1715 | if (points->fN<2) continue; | |
1716 | Int_t goodpoints=0; | |
1717 | for (Int_t i=0;i<points->fN; i++){ | |
1718 | xyz[goodpoints*3] = points->fX[i]; | |
1719 | xyz[goodpoints*3+1] = points->fY[i]; | |
1720 | xyz[goodpoints*3+2] = points->fZ[i]; | |
1721 | if ( points->fX[i]*points->fX[i]+points->fY[i]*points->fY[i]>rmin) goodpoints++; | |
1722 | } | |
1723 | TPolyMarker3D * marker = new TPolyMarker3D(goodpoints,xyz); | |
1724 | // marker->SeWidth(1); | |
1725 | marker->SetMarkerColor(color); | |
1726 | marker->SetMarkerStyle(1); | |
1727 | fPoints->AddLast(marker); | |
1728 | } | |
1729 | } | |
1730 | ||
1731 | void AliComparisonDraw::Draw3D(Int_t min, Int_t max){ | |
1732 | if (!fPoints) return; | |
1733 | Int_t npoints = fPoints->GetEntriesFast(); | |
1734 | max = TMath::Min(npoints,max); | |
1735 | min = TMath::Min(npoints,min); | |
1736 | ||
1737 | for (Int_t i =min; i<max;i++){ | |
1738 | TObject * obj = fPoints->At(i); | |
1739 | if (obj) obj->Draw(); | |
1740 | } | |
1741 | } | |
1742 | ||
1743 | void AliComparisonDraw:: SavePoints(const char* name) | |
1744 | { | |
1745 | char fname[25]; | |
1746 | sprintf(fname,"TH_%s.root",name); | |
1747 | TFile f(fname,"new"); | |
1748 | fPoints->Write("Tracks",TObject::kSingleKey); | |
1749 | f.Close(); | |
1750 | sprintf(fname,"TH%s.gif",name); | |
1751 | fCanvas->SaveAs(fname); | |
1752 | } | |
1753 | ||
1754 | void AliComparisonDraw::InitView(){ | |
1755 | // | |
1756 | // | |
1757 | AliRunLoader* rl = AliRunLoader::Open(); | |
1758 | rl->GetEvent(0); | |
1759 | rl->CdGAFile(); | |
1760 | // | |
1761 | fCanvas = new TCanvas("cdisplay", "Cluster display",0,0,700,730); | |
1762 | fView = new TView(1); | |
1763 | fView->SetRange(-330,-360,-330, 360,360, 330); | |
1764 | fCanvas->Clear(); | |
1765 | fCanvas->SetFillColor(1); | |
1766 | fCanvas->SetTheta(90.); | |
1767 | fCanvas->SetPhi(0.); | |
1768 | // | |
1769 | TGeometry *geom =(TGeometry*)gDirectory->Get("AliceGeom"); | |
1770 | geom->Draw("same"); | |
1771 | ||
1772 | } |