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108615fc | 1 | //Author: Anders Strand Vestbo |
2 | //Last Modified: 5.01.2001 | |
3 | ||
4 | #include <stdio.h> | |
e170e0f9 | 5 | #include <math.h> |
40896357 | 6 | #include <fstream.h> |
108615fc | 7 | #include <TFile.h> |
8 | #include <TH1.h> | |
9 | #include <TParticle.h> | |
10 | #include <TTree.h> | |
11 | #include <TClonesArray.h> | |
12 | ||
13 | #include "AliRun.h" | |
14 | #include "AliSimDigits.h" | |
15 | #include "AliTPC.h" | |
16 | #include "AliTPCClustersArray.h" | |
17 | #include "AliTPCClustersRow.h" | |
18 | #include "AliTPCcluster.h" | |
19 | #include "AliTPCParam.h" | |
e1a32fa5 | 20 | #include "AliComplexCluster.h" |
108615fc | 21 | |
1f79afc0 | 22 | #include "AliL3Defs.h" |
108615fc | 23 | #include "AliL3Transform.h" |
24 | #include "AliL3SpacePointData.h" | |
25 | #include "AliL3Track.h" | |
26 | #include "AliL3FileHandler.h" | |
27 | #include "AliL3TrackArray.h" | |
28 | #include "AliL3Evaluate.h" | |
29 | #include "AliL3Logging.h" | |
30 | ||
31 | //AliL3Evaluate | |
32 | //Class for tracking evaluation. | |
33 | ||
34 | ClassImp(AliL3Evaluate) | |
35 | ||
36 | AliL3Evaluate::AliL3Evaluate() | |
37 | { | |
e1a32fa5 | 38 | fDigitsFile = NULL; |
108615fc | 39 | fTracks = NULL; |
40 | fMCclusterfile = NULL; | |
c0217812 | 41 | fNFastPoints = 0; |
42 | fMcIndex = 0; | |
43 | fMcId = 0; | |
1f79afc0 | 44 | fMinSlice=0; |
45 | fMaxSlice=0; | |
23908b9b | 46 | fTransform = new AliL3Transform(); |
108615fc | 47 | } |
48 | ||
40896357 | 49 | AliL3Evaluate::AliL3Evaluate(Char_t *mcfile,Int_t *slice) |
108615fc | 50 | { |
51 | //Normal constructor. Input are the rootfile containing the | |
52 | //original MC information of the simulated event. | |
53 | ||
e1a32fa5 | 54 | fEventFile = new TFile(mcfile,"READ"); |
40896357 | 55 | |
e1a32fa5 | 56 | fParam = (AliTPCParam*)fEventFile->Get("75x40_100x60"); |
108615fc | 57 | fTransform = new AliL3Transform(); |
58 | ||
59 | fMinSlice = slice[0]; | |
60 | fMaxSlice = slice[1]; | |
e170e0f9 | 61 | fMinGoodPt = 0.1; |
23908b9b | 62 | fNoOverlap = kFALSE; |
108615fc | 63 | } |
64 | ||
1f79afc0 | 65 | AliL3Evaluate::AliL3Evaluate(Int_t *slice) |
66 | { | |
78127e35 | 67 | //ctor to use if you do not need any rootfile. |
68 | ||
1f79afc0 | 69 | |
70 | fMinSlice = slice[0]; | |
71 | fMaxSlice = slice[1]; | |
72 | fTransform = new AliL3Transform(); | |
73 | ||
74 | } | |
75 | ||
108615fc | 76 | AliL3Evaluate::~AliL3Evaluate() |
77 | { | |
c0217812 | 78 | if(fDigitsTree) fDigitsTree->Delete(); |
e1a32fa5 | 79 | if(fDigitsFile) { |
80 | fDigitsFile->Close(); | |
81 | delete fDigitsFile; | |
c0217812 | 82 | } |
83 | if(fTransform) delete fTransform; | |
84 | if(fTracks) delete fTracks; | |
85 | if(fPtRes) delete fPtRes; | |
86 | if(fNGoodTracksPt) delete fNGoodTracksPt; | |
87 | if(fNFoundTracksPt) delete fNFoundTracksPt; | |
88 | if(fNFakeTracksPt) delete fNFakeTracksPt; | |
89 | if(fTrackEffPt) delete fTrackEffPt; | |
90 | if(fFakeTrackEffPt) delete fFakeTrackEffPt; | |
91 | if(fNGoodTracksEta) delete fNGoodTracksEta; | |
92 | if(fNFoundTracksEta) delete fNFoundTracksEta; | |
93 | if(fNFakeTracksEta) delete fNFakeTracksEta; | |
94 | if(fTrackEffEta) delete fTrackEffEta; | |
95 | if(fFakeTrackEffEta) delete fFakeTrackEffEta; | |
96 | if(fMcIndex) delete [] fMcIndex; | |
97 | if(fMcId) delete [] fMcId; | |
1f79afc0 | 98 | if(fNtuppel) delete fNtuppel; |
108615fc | 99 | } |
100 | ||
bc2f4f0e | 101 | void AliL3Evaluate::Setup(Char_t *trackfile,Char_t *path) |
108615fc | 102 | { |
108615fc | 103 | //Read in the hit and track information from produced files. |
104 | ||
23908b9b | 105 | fGoodFound = 0; |
106 | fGoodGen = 0; | |
108615fc | 107 | Char_t fname[256]; |
40896357 | 108 | AliL3FileHandler *clusterfile[36][6]; |
108615fc | 109 | for(Int_t s=fMinSlice; s<=fMaxSlice; s++) |
110 | { | |
40896357 | 111 | for(Int_t p=0; p<6; p++) |
108615fc | 112 | { |
1f79afc0 | 113 | fClusters[s][p] = 0; |
108615fc | 114 | clusterfile[s][p] = new AliL3FileHandler(); |
bc2f4f0e | 115 | sprintf(fname,"%s/points_%d_%d.raw",path,s,p); |
108615fc | 116 | if(!clusterfile[s][p]->SetBinaryInput(fname)) |
117 | { | |
118 | LOG(AliL3Log::kError,"AliL3Evaluation::Setup","File Open") | |
119 | <<"Inputfile "<<fname<<" does not exist"<<ENDLOG; | |
bc2f4f0e | 120 | delete clusterfile[s][p]; |
121 | clusterfile[s][p] = 0; | |
122 | continue; | |
108615fc | 123 | } |
124 | fClusters[s][p] = (AliL3SpacePointData*)clusterfile[s][p]->Allocate(); | |
125 | clusterfile[s][p]->Binary2Memory(fNcl[s][p],fClusters[s][p]); | |
126 | clusterfile[s][p]->CloseBinaryInput(); | |
127 | } | |
128 | } | |
78127e35 | 129 | |
23908b9b | 130 | |
108615fc | 131 | AliL3FileHandler *tfile = new AliL3FileHandler(); |
bc2f4f0e | 132 | if(!tfile->SetBinaryInput(trackfile)){ |
133 | LOG(AliL3Log::kError,"AliL3Evaluation::Setup","File Open") | |
134 | <<"Inputfile "<<trackfile<<" does not exist"<<ENDLOG; | |
135 | return; | |
136 | } | |
108615fc | 137 | fTracks = new AliL3TrackArray(); |
138 | tfile->Binary2TrackArray(fTracks); | |
139 | tfile->CloseBinaryInput(); | |
140 | delete tfile; | |
bc2f4f0e | 141 | } |
142 | ||
40896357 | 143 | void AliL3Evaluate::SetupSlow(Char_t *trackfile,Char_t *digitsfile,Char_t *path) |
bc2f4f0e | 144 | { |
145 | //Setup for using the slow simulator. | |
146 | ||
40896357 | 147 | fDigitsFile = new TFile(digitsfile,"READ"); |
148 | if(!fDigitsFile->IsOpen()) | |
149 | { | |
150 | LOG(AliL3Log::kError,"AliL3Evaluate::SetupSlow","File Open") | |
151 | <<"Inputfile "<<digitsfile<<" does not exist"<<ENDLOG; | |
152 | return; | |
153 | } | |
bc2f4f0e | 154 | fIsSlow = true; |
155 | Setup(trackfile,path); | |
108615fc | 156 | |
e1a32fa5 | 157 | if(!InitMC()) |
bc2f4f0e | 158 | LOG(AliL3Log::kError,"AliL3Evaluation::SetupSlow","Digits Tree") |
159 | <<"Error setting up digits tree"<<ENDLOG; | |
e1a32fa5 | 160 | |
108615fc | 161 | } |
162 | ||
bc2f4f0e | 163 | void AliL3Evaluate::SetupFast(Char_t *trackfile,Char_t *mcClusterfile,Char_t *path) |
108615fc | 164 | { |
165 | //Setup for using the fast simulator. | |
166 | ||
167 | fIsSlow = false; | |
c0217812 | 168 | GetFastClusterIDs(path); |
108615fc | 169 | |
170 | fMCclusterfile = new TFile(mcClusterfile); | |
171 | if(!fMCclusterfile->IsOpen()) | |
172 | LOG(AliL3Log::kError,"AliL3Evaluation::SetupFast","File Open") | |
173 | <<"Inputfile "<<mcClusterfile<<" does not exist"<<ENDLOG; | |
174 | ||
bc2f4f0e | 175 | Setup(trackfile,path); |
e1a32fa5 | 176 | InitMC(); |
108615fc | 177 | } |
178 | ||
e1a32fa5 | 179 | Bool_t AliL3Evaluate::InitMC() |
108615fc | 180 | { |
e1a32fa5 | 181 | if(fIsSlow) |
108615fc | 182 | { |
e1a32fa5 | 183 | fDigitsFile->cd(); |
40896357 | 184 | fDigitsTree = (TTree*)fDigitsFile->Get("TreeD_75x40_100x60_0"); |
185 | if(!fDigitsTree) | |
186 | { | |
187 | LOG(AliL3Log::kError,"AliL3Evaluate::InitMC","Digits Tree") | |
188 | <<AliL3Log::kHex<<"Error getting digitstree "<<(Int_t)fDigitsTree<<ENDLOG; | |
189 | return false; | |
190 | } | |
e1a32fa5 | 191 | fDigitsTree->GetBranch("Segment")->SetAddress(&fDigits); |
192 | for(Int_t i=0; i<fDigitsTree->GetEntries(); i++) | |
193 | { | |
194 | if(!fDigitsTree->GetEvent(i)) continue; | |
195 | Int_t se,ro,slice,slicerow; | |
196 | fParam->AdjustSectorRow(fDigits->GetID(),se,ro); | |
197 | fTransform->Sector2Slice(slice,slicerow,se,ro); | |
198 | fRowid[slice][slicerow] = i; | |
199 | } | |
108615fc | 200 | } |
201 | ||
e1a32fa5 | 202 | fEventFile->cd(); |
40896357 | 203 | gAlice = (AliRun*)fEventFile->Get("gAlice"); |
108615fc | 204 | if (!gAlice) |
205 | { | |
40896357 | 206 | LOG(AliL3Log::kError,"AliL3Evaluate::InitMC","gAlice") |
108615fc | 207 | <<"AliRun object non existing on file"<<ENDLOG; |
208 | return false; | |
209 | } | |
210 | ||
211 | gAlice->GetEvent(0); | |
e1a32fa5 | 212 | |
108615fc | 213 | return true; |
e1a32fa5 | 214 | |
108615fc | 215 | } |
216 | ||
217 | ||
e1a32fa5 | 218 | |
40896357 | 219 | void AliL3Evaluate::DefineGoodTracks(Int_t *slice,Int_t *padrow,Int_t good_number,Char_t *fname) |
108615fc | 220 | { |
221 | //Loop over MC particles, and mark the good ones | |
222 | //(which the tracker should find...) | |
e1a32fa5 | 223 | |
40896357 | 224 | |
225 | ifstream in(fname); | |
226 | if(in) | |
227 | { | |
228 | LOG(AliL3Log::kInformational,"AliL3Evaluate::DefineGoodTracks","infile") | |
229 | <<"Reading good particles from file "<<fname<<ENDLOG; | |
230 | while (in>>fGoodTracks[fGoodGen].label>>fGoodTracks[fGoodGen].code>> | |
231 | fGoodTracks[fGoodGen].px>>fGoodTracks[fGoodGen].py>>fGoodTracks[fGoodGen].pz>> | |
232 | fGoodTracks[fGoodGen].pt) | |
233 | { | |
234 | fGoodGen++; | |
235 | if (fGoodGen==15000) | |
236 | { | |
237 | LOG(AliL3Log::kWarning,"AliL3Evaluate::DefineGoodTracks","fGoodGen") | |
238 | <<"Too many good tracks"<<ENDLOG; | |
239 | break; | |
240 | } | |
241 | } | |
242 | if (!in.eof()) cerr<<"Read error (good_tracks_tpc) !\n"; | |
243 | return; | |
244 | } | |
245 | ||
246 | ||
108615fc | 247 | AliTPC *TPC = (AliTPC*)gAlice->GetDetector("TPC"); |
e1a32fa5 | 248 | |
108615fc | 249 | TPC->SetParam(fParam); |
e1a32fa5 | 250 | |
108615fc | 251 | Int_t ver = TPC->IsVersion(); |
252 | LOG(AliL3Log::kInformational,"AliL3Evaluate::DefineGoodTracks","TPC version") | |
253 | <<"TPC version "<<ver<<" found on file"<<ENDLOG; | |
254 | ||
108615fc | 255 | Int_t zero=TPC->GetParam()->GetZeroSup(); |
256 | ||
e1a32fa5 | 257 | Int_t np = gAlice->GetNtrack(); |
108615fc | 258 | Int_t *good = new Int_t[np]; |
259 | for(Int_t ii=0; ii<np; ii++) | |
260 | good[ii] = 0; | |
261 | ||
262 | if(ver==1) | |
263 | { | |
264 | if(fIsSlow) | |
265 | LOG(AliL3Log::kError,"AliL3Evaluate::DefineGoodTracks","TPC version") | |
266 | <<"TPC version "<<ver<<" does not match."<<ENDLOG; | |
267 | fMCclusterfile->cd(); | |
268 | AliTPCClustersArray carray; | |
269 | carray.Setup(fParam); | |
270 | carray.SetClusterType("AliTPCcluster"); | |
40896357 | 271 | Char_t cname[100]; |
272 | Int_t eventn = 0; | |
273 | sprintf(cname,"TreeC_TPC_%d",eventn); | |
274 | Bool_t clusterok = carray.ConnectTree(cname); | |
108615fc | 275 | if(!clusterok) |
276 | LOG(AliL3Log::kError,"AliL3Evaluate::DefineGoodTracks","Cluster Array") | |
277 | <<"Error loading clusters from rootfile"<<ENDLOG; | |
78127e35 | 278 | |
bc2f4f0e | 279 | for(Int_t i=0; i<carray.GetTree()->GetEntries(); i++) |
108615fc | 280 | { |
281 | Int_t sec,row,sl,lr; | |
282 | AliSegmentID *s = carray.LoadEntry(i); | |
283 | fParam->AdjustSectorRow(s->GetID(),sec,row); | |
284 | fTransform->Sector2Slice(sl,lr,sec,row); | |
285 | ||
e1a32fa5 | 286 | if(sl != slice[0]) {carray.ClearRow(sec,row); continue;} |
bc2f4f0e | 287 | if(lr < padrow[0]) {carray.ClearRow(sec,row); continue;} |
288 | if(lr > padrow[1]) {carray.ClearRow(sec,row); continue;} | |
108615fc | 289 | AliTPCClustersRow *cRow = carray.GetRow(sec,row); |
290 | for(Int_t j=0; j<cRow->GetArray()->GetEntriesFast(); j++) | |
291 | { | |
292 | AliTPCcluster *cluster=(AliTPCcluster*)(*cRow)[j]; | |
293 | Int_t lab=cluster->GetLabel(0); | |
294 | if(lab<0) continue; | |
295 | lab=TMath::Abs(lab); | |
296 | good[lab]++; | |
297 | } | |
298 | if(carray.GetRow(sec,row)) | |
299 | carray.ClearRow(sec,row); | |
300 | } | |
301 | } | |
302 | else if(ver==2) | |
303 | { | |
304 | if(!fIsSlow) | |
305 | LOG(AliL3Log::kError,"AliL3Evaluate::DefineGoodTracks","TPC version") | |
306 | <<"TPC version "<<ver<<" does not match."<<ENDLOG; | |
307 | Int_t *count = new Int_t[np]; //np number of particles. | |
308 | Int_t i; | |
309 | for (i=0; i<np; i++) count[i]=0; | |
e1a32fa5 | 310 | for(Int_t sl=slice[0]; sl<=slice[1]; sl++) |
311 | { | |
312 | for (i=padrow[0]; i<=padrow[1]; i++) { | |
313 | Int_t index = fRowid[sl][i]; | |
314 | if (!fDigitsTree->GetEvent(index)) continue; | |
315 | Int_t sec,row; | |
316 | fParam->AdjustSectorRow(fDigits->GetID(),sec,row); | |
317 | fDigits->First(); | |
318 | do { | |
319 | Int_t it=fDigits->CurrentRow(), ip=fDigits->CurrentColumn(); | |
320 | Short_t dig = fDigits->GetDigit(it,ip); | |
321 | Int_t idx0=fDigits->GetTrackID(it,ip,0); | |
322 | Int_t idx1=fDigits->GetTrackID(it,ip,1); | |
323 | Int_t idx2=fDigits->GetTrackID(it,ip,2); | |
e170e0f9 | 324 | |
e1a32fa5 | 325 | if (idx0>=0 && dig>=zero) count[idx0]+=1; |
326 | if (idx1>=0 && dig>=zero) count[idx1]+=1; | |
327 | if (idx2>=0 && dig>=zero) count[idx2]+=1; | |
328 | } while (fDigits->Next()); | |
329 | ||
330 | for (Int_t j=0; j<np; j++) | |
331 | { | |
332 | if (count[j]>1) //at least two digits at this padrow | |
333 | good[j]++; | |
334 | ||
335 | count[j]=0; | |
336 | } | |
108615fc | 337 | } |
108615fc | 338 | } |
108615fc | 339 | delete[] count; |
340 | } | |
e1a32fa5 | 341 | |
108615fc | 342 | else |
343 | { | |
344 | LOG(AliL3Log::kError,"AliL3Evaluation::FillEffHistos","TPC version") | |
345 | <<"No valid TPC version found"<<ENDLOG; | |
e1a32fa5 | 346 | return; |
108615fc | 347 | } |
348 | ||
e1a32fa5 | 349 | |
350 | //The following code has been taken from offlinemacro->AliTPCComparison.C | |
351 | ||
352 | TTree *TH=gAlice->TreeH(); | |
353 | Int_t npart=(Int_t)TH->GetEntries(); | |
e1a32fa5 | 354 | Int_t max = 15000; |
355 | while (npart--) { | |
356 | AliTPChit *hit0=0; | |
357 | ||
40896357 | 358 | TPC->ResetHits(); |
359 | TH->GetEvent(npart); | |
360 | AliTPChit * hit = (AliTPChit*) TPC->FirstHit(-1); | |
361 | while (hit){ | |
362 | if (hit->fQ==0.) break; | |
363 | hit = (AliTPChit*) TPC->NextHit(); | |
364 | } | |
365 | if (hit) { | |
366 | hit0 = new AliTPChit(*hit); //Make copy of hit | |
367 | hit = hit0; | |
368 | } | |
369 | else continue; | |
370 | AliTPChit *hit1=(AliTPChit*)TPC->NextHit(); | |
371 | if (hit1==0) continue; | |
372 | if (hit1->fQ != 0.) continue; | |
373 | Int_t i=hit->Track(); | |
374 | TParticle *p = (TParticle*)gAlice->Particle(i); | |
375 | ||
376 | //printf("Checking particle %d with code %d\n",i,p->GetPdgCode()); | |
377 | if (p->GetFirstMother()>=0) continue; //secondary particle | |
378 | if (good[i] < good_number) continue; | |
379 | if (p->Pt()<fMinGoodPt) continue; | |
380 | if (TMath::Abs(p->Pz()/p->Pt())>0.999) continue; | |
381 | printf("Found good particle %d, nHits %d\n",i,good[i]); | |
382 | ||
383 | fGoodTracks[fGoodGen].label=i; | |
384 | fGoodTracks[fGoodGen].code=p->GetPdgCode(); | |
385 | //**** px py pz - in global coordinate system, x y z - in local ! | |
386 | fGoodTracks[fGoodGen].px=hit->X(); fGoodTracks[fGoodGen].py=hit->Y(); fGoodTracks[fGoodGen].pz=hit->Z(); | |
387 | fGoodTracks[fGoodGen].pt = p->Pt(); | |
388 | fGoodGen++; | |
389 | //nt++; | |
390 | if (hit0) delete hit0; | |
391 | if (fGoodGen==max) {cerr<<"Too many good tracks !n"; break;} | |
392 | } | |
e170e0f9 | 393 | |
108615fc | 394 | delete [] good; |
40896357 | 395 | |
396 | LOG(AliL3Log::kInformational,"AliL3Evaluate::DefineGoodParticles","Eval") | |
397 | <<AliL3Log::kDec<<"Found "<<fGoodGen<<"good tracks"<<ENDLOG; | |
398 | ||
399 | ofstream out(fname); | |
400 | if(out) | |
401 | { | |
402 | for (Int_t ngd=0; ngd<fGoodGen; ngd++) | |
403 | out<<fGoodTracks[ngd].label<<' '<<fGoodTracks[ngd].code<<' '<< | |
404 | fGoodTracks[ngd].px<<' '<<fGoodTracks[ngd].py<<' '<<fGoodTracks[ngd].pz<<' '<< | |
405 | fGoodTracks[ngd].pt<<endl; | |
406 | ||
407 | } | |
408 | else | |
409 | LOG(AliL3Log::kError,"AliL3Evaluate::DefineGoodParticles","file") | |
410 | <<"Can not open file containing good tracks"<<ENDLOG; | |
411 | ||
412 | out.close(); | |
413 | ||
108615fc | 414 | } |
415 | ||
416 | void AliL3Evaluate::EvaluatePatch(Int_t slice,Int_t patch,Int_t min_points,Int_t good_number) | |
417 | { | |
418 | //Make efficiency plots for tracking on patch level (before any merging). | |
419 | ||
40896357 | 420 | Int_t row[6][2] = {{ 0, 45},{46,77},{78,109},{110,141},{142,175}}; |
e1a32fa5 | 421 | Int_t sl[2] ={slice,slice}; |
422 | DefineGoodTracks(sl,row[patch],good_number); | |
108615fc | 423 | SetMinPoints(min_points); |
424 | AssignIDs(); | |
bc2f4f0e | 425 | CreateHistos(); |
e1a32fa5 | 426 | FillEffHistos(); |
bc2f4f0e | 427 | CalcEffHistos(); |
108615fc | 428 | } |
429 | ||
430 | void AliL3Evaluate::EvaluateSlice(Int_t slice,Int_t min_points,Int_t good_number) | |
431 | { | |
432 | //Make efficiency plots for tracking on a slice (after merging). | |
433 | //min_points = minimum points on track to be considered for evaluation | |
434 | //good_number = minimum hits (padrows) produced by simulated track for consideration. | |
435 | ||
ae97a0b9 | 436 | Int_t row[2] = {0,175}; |
e1a32fa5 | 437 | Int_t sl[2] ={slice,slice}; |
438 | DefineGoodTracks(sl,row,good_number); | |
23908b9b | 439 | |
108615fc | 440 | SetMinPoints(min_points); |
23908b9b | 441 | |
108615fc | 442 | AssignIDs(); |
bc2f4f0e | 443 | CreateHistos(); |
e1a32fa5 | 444 | FillEffHistos(); |
bc2f4f0e | 445 | CalcEffHistos(); |
108615fc | 446 | } |
447 | ||
40896357 | 448 | void AliL3Evaluate::EvaluateGlobal(Int_t min_points,Int_t good_number,Char_t *fname) |
108615fc | 449 | { |
450 | //Make efficiency plots for tracking on several slices. | |
bc2f4f0e | 451 | |
ae97a0b9 | 452 | Int_t row[2] = {0,175}; |
bc2f4f0e | 453 | SetMinPoints(min_points); |
e1a32fa5 | 454 | Int_t slice[2] = {fMinSlice,fMaxSlice}; |
40896357 | 455 | DefineGoodTracks(slice,row,good_number,fname); |
bc2f4f0e | 456 | AssignIDs(); |
23908b9b | 457 | CreateHistos(20,0,5); |
40896357 | 458 | printf("filling histos\n"); |
e1a32fa5 | 459 | FillEffHistos(); |
40896357 | 460 | printf("done fillling\n"); |
bc2f4f0e | 461 | CalcEffHistos(); |
108615fc | 462 | } |
463 | ||
108615fc | 464 | void AliL3Evaluate::AssignIDs() |
465 | { | |
466 | //Assign MC id to the tracks. | |
467 | ||
108615fc | 468 | fTracks->QSort(); |
469 | LOG(AliL3Log::kDebug,"AliL3Evaluate::AssignIDs","Track Loop") | |
470 | <<"Assigning MC id to the found tracks...."<<ENDLOG; | |
471 | for(Int_t i=0; i<fTracks->GetNTracks(); i++) | |
472 | { | |
473 | AliL3Track *track = (AliL3Track*)fTracks->GetCheckedTrack(i); | |
c0217812 | 474 | if(!track) continue; |
108615fc | 475 | if(track->GetNumberOfPoints() < fMinPointsOnTrack) break; |
23908b9b | 476 | |
23908b9b | 477 | fGoodFound++; |
c0217812 | 478 | Int_t tID = GetMCTrackLabel(track); |
108615fc | 479 | track->SetMCid(tID); |
e170e0f9 | 480 | printf("track %i id %d nHits %d\n",i,tID,track->GetNumberOfPoints()); |
108615fc | 481 | } |
108615fc | 482 | } |
483 | ||
484 | ||
485 | struct S {Int_t lab; Int_t max;}; | |
c0217812 | 486 | Int_t AliL3Evaluate::GetMCTrackLabel(AliL3Track *track){ |
108615fc | 487 | //Returns the MCtrackID of the belonging clusters. |
488 | //If MCLabel < 0, means that track is fake. | |
489 | //Fake track means that more than 10 percent of clusters are assigned incorrectly. | |
c0217812 | 490 | |
108615fc | 491 | Int_t num_of_clusters = track->GetNumberOfPoints(); |
492 | S *s=new S[num_of_clusters]; | |
493 | Int_t i; | |
494 | for (i=0; i<num_of_clusters; i++) s[i].lab=s[i].max=0; | |
495 | UInt_t *hitnum = track->GetHitNumbers(); | |
496 | UInt_t id; | |
108615fc | 497 | |
23908b9b | 498 | Int_t **trackID = GetClusterIDs(track); |
108615fc | 499 | |
500 | Int_t lab=123456789; | |
501 | for (i=0; i<num_of_clusters; i++) | |
502 | { | |
503 | //Tricks to get the clusters belonging to this track: | |
504 | id = hitnum[i]; | |
505 | Int_t slice = (id>>25) & 0x7f; | |
506 | Int_t patch = (id>>22) & 0x7; | |
507 | UInt_t pos = id&0x3fffff; | |
508 | ||
509 | AliL3SpacePointData *points = fClusters[slice][patch]; | |
c0217812 | 510 | if(!points) continue; |
108615fc | 511 | if(pos>=fNcl[slice][patch]) |
512 | { | |
513 | LOG(AliL3Log::kError,"AliL3Evaluate::GetMCTrackLabel","Clusterarray") | |
514 | <<AliL3Log::kDec<<"ERROR"<<ENDLOG; | |
515 | continue; | |
516 | } | |
517 | ||
518 | //Get the label of the cluster: | |
519 | //printf("label %d %d %d\n",trackID[i][0],trackID[i][1],trackID[i][2]); | |
520 | lab=abs(trackID[i][0]); | |
521 | Int_t j; | |
522 | for (j=0; j<num_of_clusters; j++) | |
523 | if (s[j].lab==lab || s[j].max==0) break; | |
524 | s[j].lab=lab; | |
525 | s[j].max++; | |
526 | } | |
527 | ||
528 | Int_t max=0; | |
529 | for (i=0; i<num_of_clusters; i++) | |
530 | if (s[i].max>max) {max=s[i].max; lab=s[i].lab;} | |
531 | ||
532 | delete[] s; | |
533 | ||
534 | for (i=0; i<num_of_clusters; i++) | |
535 | { | |
536 | id = hitnum[i]; | |
537 | Int_t slice = (id>>25) & 0x7f; | |
538 | Int_t patch = (id>>22) & 0x7; | |
539 | UInt_t pos = id&0x3fffff; | |
540 | ||
541 | AliL3SpacePointData *points = fClusters[slice][patch]; | |
c0217812 | 542 | if(!points) continue; |
108615fc | 543 | if(pos>=fNcl[slice][patch]) |
544 | { | |
545 | LOG(AliL3Log::kError,"AliL3Evaluate::GetMCTrackLabel","Clusterarray") | |
546 | <<AliL3Log::kDec<<"ERROR"<<ENDLOG; | |
547 | continue; | |
548 | } | |
549 | ||
550 | if (abs(trackID[i][1]) == lab || | |
551 | abs(trackID[i][2]) == lab ) max++; | |
552 | } | |
553 | ||
554 | //check if more than 10% of the clusters are incorrectly assigned (fake track): | |
555 | if (1.-Float_t(max)/num_of_clusters > 0.10) | |
556 | { | |
557 | return -lab; | |
558 | } | |
559 | ||
e170e0f9 | 560 | for(Int_t j=0; j<track->GetNumberOfPoints(); j++) |
561 | delete [] trackID[j]; | |
108615fc | 562 | delete [] trackID; |
563 | return lab; | |
564 | } | |
565 | ||
566 | ||
c0217812 | 567 | Int_t **AliL3Evaluate::GetClusterIDs(AliL3Track *track) |
108615fc | 568 | { |
569 | //Return the MC information of all clusters belonging to track. | |
c0217812 | 570 | |
108615fc | 571 | Int_t num_of_clusters = track->GetNumberOfPoints(); |
572 | Int_t **trackID = new Int_t*[num_of_clusters]; | |
573 | ||
574 | UInt_t *hitnum = track->GetHitNumbers(); | |
575 | UInt_t id; | |
108615fc | 576 | |
577 | Float_t xyz[3]; | |
c0217812 | 578 | Int_t padrow; |
108615fc | 579 | for(Int_t i=0; i<num_of_clusters; i++) |
580 | { | |
581 | id = hitnum[i]; | |
582 | Int_t slice = (id>>25) & 0x7f; | |
583 | Int_t patch = (id>>22) & 0x7; | |
584 | UInt_t pos = id&0x3fffff; | |
585 | ||
586 | AliL3SpacePointData *points = fClusters[slice][patch]; | |
587 | ||
588 | if(!points) | |
589 | { | |
590 | LOG(AliL3Log::kError,"AliL3Evaluate::GetClusterIDs","Clusterarray") | |
591 | <<"No points at slice "<<slice<<" patch "<<patch<<" pos "<<pos<<ENDLOG; | |
592 | continue; | |
593 | } | |
594 | if(pos>=fNcl[slice][patch]) | |
595 | { | |
596 | LOG(AliL3Log::kError,"AliL3Evaluate::GetClusterIDs","Clusterarray") | |
597 | <<AliL3Log::kDec<<"ERROR"<<ENDLOG; | |
598 | continue; | |
599 | } | |
600 | ||
601 | xyz[0] = points[pos].fX; | |
602 | xyz[1] = points[pos].fY; | |
603 | xyz[2] = points[pos].fZ; | |
604 | //sector = points[pos].fSector; | |
605 | padrow = points[pos].fPadRow; | |
606 | Int_t se,ro; | |
607 | fTransform->Slice2Sector(slice,padrow,se,ro); | |
608 | fTransform->Global2Raw(xyz,se,ro); | |
609 | ||
610 | if(fIsSlow) | |
611 | { | |
612 | Int_t p = fRowid[slice][padrow]; | |
108615fc | 613 | if(!fDigitsTree->GetEvent(p)) |
614 | LOG(AliL3Log::kError,"AliL3Evaluate::GetClusterIDs","Digits Tree") | |
615 | <<"Error reading digits tree"<<ENDLOG; | |
616 | ||
617 | trackID[i] = new Int_t[3]; | |
e170e0f9 | 618 | trackID[i][0] = fDigits->GetTrackID((Int_t)rint(xyz[2]),(Int_t)rint(xyz[1]),0); |
619 | trackID[i][1] = fDigits->GetTrackID((Int_t)rint(xyz[2]),(Int_t)rint(xyz[1]),1); | |
620 | trackID[i][2] = fDigits->GetTrackID((Int_t)rint(xyz[2]),(Int_t)rint(xyz[1]),2); | |
621 | //if(trackID[i][0]==6 || trackID[i][0]==32) | |
622 | //printf("trackID %d, padrow %d pad %d time %d\n",fDigits->GetTrackID((Int_t)rint(xyz[2]),(Int_t)rint(xyz[1]),0),padrow,(int)rint(xyz[1]),(int)rint(xyz[2])); | |
623 | /*if(trackID[i][0]<0) | |
624 | { | |
625 | ||
626 | printf("trackID %d, padrow %d pad %d time %d\n",trackID[i][0],padrow,(int)rint(xyz[1]),(int)rint(xyz[2])); | |
627 | printf("on the side %d %d %d %d\n",fDigits->GetTrackID(((int)rint(xyz[2])-1),((int)rint(xyz[1])),0),fDigits->GetTrackID(((int)rint(xyz[2])+1),((int)rint(xyz[1])),0),fDigits->GetTrackID(((int)rint(xyz[2])),((int)rint(xyz[1])-1),0),fDigits->GetTrackID(((int)rint(xyz[2])),((int)rint(xyz[1])+1),0)); | |
628 | }*/ | |
108615fc | 629 | } |
630 | else | |
631 | { | |
632 | Int_t tmp_pid=0; | |
c0217812 | 633 | for(Int_t ii=0; ii<fNFastPoints; ii++) |
108615fc | 634 | { |
c0217812 | 635 | tmp_pid = fMcId[ii]; |
636 | if(fMcIndex[ii] == id) break; | |
108615fc | 637 | } |
638 | trackID[i] = new Int_t[3]; | |
639 | trackID[i][0] = tmp_pid; | |
640 | trackID[i][1] = -1; | |
641 | trackID[i][2] = -1; | |
642 | } | |
643 | } | |
e170e0f9 | 644 | |
108615fc | 645 | return trackID; |
646 | } | |
647 | ||
c0217812 | 648 | void AliL3Evaluate::GetFastClusterIDs(Char_t *path) |
108615fc | 649 | { |
650 | //Get the MC id of space points in case of using the fast simulator. | |
c0217812 | 651 | char fname[256]; |
652 | sprintf(fname,"%s/point_mc.dat",path); | |
653 | FILE *infile = fopen(fname,"r"); | |
654 | if(!infile) return; | |
108615fc | 655 | Int_t hitid,hitmc,i; |
656 | ||
657 | for(i=0; ; i++) | |
658 | if(fscanf(infile,"%d %d",&hitid,&hitmc)==EOF) break; | |
108615fc | 659 | rewind(infile); |
c0217812 | 660 | fNFastPoints = i; |
661 | fMcId = new Int_t[fNFastPoints]; | |
662 | fMcIndex = new UInt_t[fNFastPoints]; | |
108615fc | 663 | |
c0217812 | 664 | for(i=0; i<fNFastPoints; i++) |
108615fc | 665 | { |
666 | if(fscanf(infile,"%d %d",&hitid,&hitmc)==EOF) break; | |
c0217812 | 667 | fMcId[i] = hitmc; |
668 | fMcIndex[i] = hitid; | |
108615fc | 669 | } |
670 | fclose(infile); | |
c0217812 | 671 | } |
672 | ||
673 | void AliL3Evaluate::CreateHistos(Int_t nbin,Int_t xlow,Int_t xup) | |
674 | { | |
675 | //Create the histograms | |
676 | ||
40896357 | 677 | LOG(AliL3Log::kInformational,"AliL3Evaluate::CreateHistos","Allocating") |
678 | <<"Creating histograms..."<<ENDLOG; | |
679 | ||
1f79afc0 | 680 | fNtuppel = new TNtuple("fNtuppel","Pt resolution","pt_gen:pt_found:nHits"); |
681 | ||
c0217812 | 682 | fPtRes = new TH1F("fPtRes","Relative Pt resolution",30,-10.,10.); |
683 | fNGoodTracksPt = new TH1F("fNGoodTracksPt","Good tracks vs pt",nbin,xlow,xup); | |
684 | fNFoundTracksPt = new TH1F("fNFoundTracksPt","Found tracks vs pt",nbin,xlow,xup); | |
685 | fNFakeTracksPt = new TH1F("fNFakeTracksPt","Fake tracks vs pt",nbin,xlow,xup); | |
686 | fTrackEffPt = new TH1F("fTrackEffPt","Tracking efficiency vs pt",nbin,xlow,xup); | |
687 | fFakeTrackEffPt = new TH1F("fFakeTrackEffPt","Efficiency for fake tracks vs pt",nbin,xlow,xup); | |
688 | ||
689 | fNGoodTracksEta = new TH1F("fNGoodTracksEta","Good tracks vs eta",20,-50,50); | |
690 | fNFoundTracksEta = new TH1F("fNFoundTracksEta","Found tracks vs eta",20,-50,50); | |
691 | fNFakeTracksEta = new TH1F("fNFakeTracksEta","Fake tracks vs eta",20,-50,50); | |
692 | fTrackEffEta = new TH1F("fTrackEffEta","Tracking efficienct vs eta",20,-50,50); | |
693 | fFakeTrackEffEta = new TH1F("fFakeTrackEffEta","Efficiency for fake tracks vs eta",20,-50,50); | |
40896357 | 694 | printf("finished creating histos\n"); |
c0217812 | 695 | } |
108615fc | 696 | |
e1a32fa5 | 697 | void AliL3Evaluate::FillEffHistos() |
c0217812 | 698 | { |
699 | //Fill the efficiency histograms. | |
108615fc | 700 | |
e1a32fa5 | 701 | for(Int_t i=0; i<fGoodGen; i++) |
c0217812 | 702 | { |
e1a32fa5 | 703 | Double_t ptg=fGoodTracks[i].pt,pzg=fGoodTracks[i].pz; |
c0217812 | 704 | Float_t dipangle=TMath::ATan2(pzg,ptg)*180./TMath::Pi(); |
40896357 | 705 | printf("filling particle with pt %f and dipangle %f\n",ptg,dipangle); |
c0217812 | 706 | fNGoodTracksPt->Fill(ptg); |
707 | fNGoodTracksEta->Fill(dipangle); | |
708 | Int_t found = 0; | |
709 | for(Int_t k=0; k<fTracks->GetNTracks(); k++) | |
710 | { | |
711 | AliL3Track *track = fTracks->GetCheckedTrack(k); | |
712 | if(!track) continue; | |
713 | Int_t nHits = track->GetNumberOfPoints(); | |
714 | if(nHits < fMinPointsOnTrack) break; | |
715 | ||
716 | Int_t tracklabel; | |
717 | tracklabel = track->GetMCid(); | |
40896357 | 718 | printf("evaluating track id %d\n",tracklabel); |
e1a32fa5 | 719 | if(TMath::Abs(tracklabel) != fGoodTracks[i].label) continue; |
c0217812 | 720 | found=1; |
e1a32fa5 | 721 | if(tracklabel == fGoodTracks[i].label) {fNFoundTracksPt->Fill(ptg); fNFoundTracksEta->Fill(dipangle);} |
c0217812 | 722 | else {fNFakeTracksPt->Fill(ptg); fNFakeTracksEta->Fill(dipangle);} |
723 | Float_t pt=track->GetPt(); | |
724 | fPtRes->Fill((pt-ptg)/ptg*100.); | |
1f79afc0 | 725 | fNtuppel->Fill(ptg,pt,nHits); |
c0217812 | 726 | break; |
727 | ||
728 | } | |
729 | } | |
730 | } | |
731 | ||
732 | void AliL3Evaluate::CalcEffHistos(){ | |
733 | ||
734 | Stat_t ngood=fNGoodTracksPt->GetEntries(); | |
735 | Stat_t nfound=fNFoundTracksPt->GetEntries(); | |
736 | Stat_t nfake=fNFakeTracksPt->GetEntries(); | |
737 | ||
738 | LOG(AliL3Log::kInformational,"AliL3Evaluate::FillEffHistos","Efficiency") | |
739 | <<AliL3Log::kDec<<"There was "<<ngood<<" generated good tracks"<<ENDLOG; | |
740 | LOG(AliL3Log::kInformational,"AliL3Evaluate::FillEffHistos","Efficiency") | |
741 | <<AliL3Log::kDec<<"Found "<<nfound<<" tracks"<<ENDLOG; | |
742 | LOG(AliL3Log::kInformational,"AliL3Evaluate::FillEffHistos","Efficiency") | |
743 | <<AliL3Log::kDec<<"Integral efficiency is about "<<nfound/ngood*100<<ENDLOG; | |
744 | LOG(AliL3Log::kInformational,"AliL3Evaluate::FillEffHistos","Efficiency") | |
745 | <<AliL3Log::kDec<<"Fake tracks relative is about "<<nfake/ngood*100<<ENDLOG; | |
746 | ||
747 | fNFoundTracksPt->Sumw2(); fNGoodTracksPt->Sumw2(); | |
748 | fTrackEffPt->Divide(fNFoundTracksPt,fNGoodTracksPt,1,1.,"b"); | |
749 | fFakeTrackEffPt->Divide(fNFakeTracksPt,fNGoodTracksPt,1,1.,"b"); | |
750 | fTrackEffPt->SetMaximum(1.4); | |
751 | fTrackEffPt->SetXTitle("P_{T} [GeV]"); | |
752 | fTrackEffPt->SetLineWidth(2); | |
753 | fFakeTrackEffPt->SetFillStyle(3013); | |
754 | fTrackEffPt->SetLineColor(4); | |
755 | fFakeTrackEffPt->SetFillColor(2); | |
756 | ||
757 | fNFoundTracksEta->Sumw2(); fNGoodTracksEta->Sumw2(); | |
758 | fTrackEffEta->Divide(fNFoundTracksEta,fNGoodTracksEta,1,1.,"b"); | |
759 | fFakeTrackEffEta->Divide(fNFakeTracksEta,fNGoodTracksEta,1,1.,"b"); | |
760 | fTrackEffEta->SetMaximum(1.4); | |
761 | fTrackEffEta->SetXTitle("#lambda [degrees]"); | |
762 | fTrackEffEta->SetLineWidth(2); | |
763 | fFakeTrackEffEta->SetFillStyle(3013); | |
764 | fTrackEffEta->SetLineColor(4); | |
765 | fFakeTrackEffEta->SetFillColor(2); | |
766 | ||
108615fc | 767 | } |
768 | ||
769 | void AliL3Evaluate::Write2File(Char_t *outputfile) | |
770 | { | |
771 | //Write histograms to file: | |
772 | ||
773 | TFile *of = new TFile(outputfile,"RECREATE"); | |
774 | if(!of->IsOpen()) | |
775 | { | |
776 | LOG(AliL3Log::kError,"AliL3Evaluate::Write2File","File Open") | |
777 | <<"Problems opening rootfile"<<ENDLOG; | |
778 | return; | |
779 | } | |
780 | ||
781 | of->cd(); | |
1f79afc0 | 782 | fNtuppel->Write(); |
108615fc | 783 | fPtRes->Write(); |
784 | fNGoodTracksPt->Write(); | |
785 | fNFoundTracksPt->Write(); | |
786 | fNFakeTracksPt->Write(); | |
787 | fTrackEffPt->Write(); | |
788 | fFakeTrackEffPt->Write(); | |
789 | fNGoodTracksEta->Write(); | |
790 | fNFoundTracksEta->Write(); | |
791 | fNFakeTracksEta->Write(); | |
792 | fTrackEffEta->Write(); | |
793 | fFakeTrackEffEta->Write(); | |
794 | ||
795 | of->Close(); | |
796 | delete of; | |
797 | ||
798 | } | |
799 | ||
1f79afc0 | 800 | TNtuple *AliL3Evaluate::CalculateResiduals() |
801 | { | |
802 | ||
803 | TNtuple *ntuppel=new TNtuple("ntuppel","Residuals","residual_trans:residual_long:zHit:pt:dipangle:beta:padrow:nHits"); | |
78127e35 | 804 | |
1f79afc0 | 805 | for(int f=fMinSlice; f<=fMaxSlice; f++) |
806 | { | |
807 | AliL3FileHandler *tfile = new AliL3FileHandler(); | |
808 | char fname[256]; | |
809 | sprintf(fname,"tracks_tr_%d_0.raw",f); | |
810 | if(!tfile->SetBinaryInput(fname)){ | |
811 | LOG(AliL3Log::kError,"AliL3Evaluation::Setup","File Open") | |
812 | <<"Inputfile "<<fname<<" does not exist"<<ENDLOG; | |
813 | return 0; | |
814 | } | |
815 | fTracks = new AliL3TrackArray(); | |
816 | tfile->Binary2TrackArray(fTracks); | |
817 | tfile->CloseBinaryInput(); | |
818 | delete tfile; | |
78127e35 | 819 | printf("Looking in slice %d\n",f); |
1f79afc0 | 820 | for(Int_t i=0; i<fTracks->GetNTracks(); i++) |
821 | { | |
822 | ||
823 | AliL3Track *track = (AliL3Track*)fTracks->GetCheckedTrack(i); | |
824 | if(!track) continue; | |
825 | ||
826 | track->CalculateHelix(); | |
827 | UInt_t *hitnum = track->GetHitNumbers(); | |
828 | UInt_t id; | |
829 | ||
830 | Float_t xyz[3]; | |
831 | Int_t padrow; | |
78127e35 | 832 | for(Int_t j=0; j<track->GetNumberOfPoints()-1; j++) |
1f79afc0 | 833 | { |
834 | id = hitnum[j]; | |
835 | Int_t slice = (id>>25) & 0x7f; | |
836 | Int_t patch = (id>>22) & 0x7; | |
837 | UInt_t pos = id&0x3fffff; | |
838 | ||
78127e35 | 839 | //if(slice!=1) continue; |
840 | ||
1f79afc0 | 841 | AliL3SpacePointData *points = fClusters[slice][patch]; |
842 | ||
843 | if(!points) | |
844 | { | |
845 | LOG(AliL3Log::kError,"AliL3Evaluate::CalculateResiduals","Clusterarray") | |
846 | <<"No points at slice "<<slice<<" patch "<<patch<<" pos "<<pos<<ENDLOG; | |
847 | continue; | |
848 | } | |
849 | if(pos>=fNcl[slice][patch]) | |
850 | { | |
851 | LOG(AliL3Log::kError,"AliL3Evaluate::CalculateResiduals","Clusterarray") | |
852 | <<AliL3Log::kDec<<"ERROR"<<ENDLOG; | |
853 | continue; | |
854 | } | |
855 | ||
856 | xyz[0] = points[pos].fX; | |
857 | xyz[1] = points[pos].fY; | |
858 | xyz[2] = points[pos].fZ; | |
859 | padrow = points[pos].fPadRow; | |
78127e35 | 860 | //fTransform->Global2Local(xyz,slice); |
1f79afc0 | 861 | |
862 | Float_t xyz_cross[3]; | |
863 | track->GetCrossingPoint(padrow,xyz_cross); | |
e1a32fa5 | 864 | Double_t beta = track->GetCrossingAngle(padrow); |
1f79afc0 | 865 | |
866 | Double_t yres = xyz_cross[1] - xyz[1]; | |
867 | Double_t zres = xyz_cross[2] - xyz[2]; | |
868 | ||
869 | Double_t dipangle = atan(track->GetTgl()); | |
870 | ntuppel->Fill(yres,zres,xyz_cross[2],track->GetPt(),dipangle,beta,padrow,track->GetNumberOfPoints()); | |
871 | ||
872 | } | |
873 | } | |
874 | if(fTracks) | |
875 | delete fTracks; | |
876 | } | |
877 | return ntuppel; | |
878 | } | |
879 | ||
e1a32fa5 | 880 | TNtuple *AliL3Evaluate::EvaluatePoints(Char_t *rootfile) |
78127e35 | 881 | { |
e1a32fa5 | 882 | //Compare points to the exact crossing points of track and padrows. |
1b76fd18 | 883 | //The input file to this function, contains the exact clusters calculated |
884 | //in AliTPC::Hits2ExactClusters. | |
e1a32fa5 | 885 | |
78127e35 | 886 | |
e1a32fa5 | 887 | TNtuple *ntuppel = new TNtuple("ntuppel","residuals","slice:padrow:resy:resz:zHit:pt"); |
78127e35 | 888 | |
e1a32fa5 | 889 | TFile *exfile = new TFile(rootfile); |
890 | ||
891 | AliTPCParam *param = (AliTPCParam*)exfile->Get("75x40_100x60"); | |
892 | ||
893 | //Get the exact clusters from file: | |
894 | AliTPCClustersArray *arr = new AliTPCClustersArray; | |
895 | arr->Setup(param); | |
896 | arr->SetClusterType("AliComplexCluster"); | |
897 | char treeName[500]; | |
898 | sprintf(treeName,"TreeCExact_%s",param->GetTitle()); | |
294ee877 | 899 | Bool_t clusterok = arr->ConnectTree(treeName);//Segment Tree (for offline clusters) |
e1a32fa5 | 900 | if(!clusterok) {printf("AliL3Evaluate::EvaluatePoints : Error in clusterloading\n"); return 0;} |
901 | ||
902 | for(Int_t i=0; i<arr->GetTree()->GetEntries(); i++) | |
78127e35 | 903 | { |
e1a32fa5 | 904 | //Get the exact clusters for this row: |
905 | Int_t cursec,currow; | |
906 | AliSegmentID *s = arr->LoadEntry(i); | |
907 | param->AdjustSectorRow(s->GetID(),cursec,currow); | |
78127e35 | 908 | |
e1a32fa5 | 909 | AliTPCClustersRow *ro = (AliTPCClustersRow *)arr->GetRow(cursec,currow); |
910 | TClonesArray *clusters = ro->GetArray(); | |
911 | int num_of_offline=clusters->GetEntriesFast(); | |
78127e35 | 912 | |
e1a32fa5 | 913 | //Get the found clusters: |
914 | Int_t slice,padrow; | |
915 | fTransform->Sector2Slice(slice,padrow,cursec,currow); | |
916 | if(slice<fMinSlice || slice>fMaxSlice) continue; | |
917 | AliL3SpacePointData *points = fClusters[slice][0]; | |
1b76fd18 | 918 | |
919 | Int_t index = fRowid[slice][padrow]; | |
920 | if(!fDigitsTree->GetEvent(index)) | |
921 | printf("AliL3Evaluate::EvaluatePoints : ERROR IN DIGITSTREE\n"); | |
294ee877 | 922 | printf("Checking slice %d padrow %d with %d clusters\n",slice,padrow,num_of_offline); |
1b76fd18 | 923 | |
e1a32fa5 | 924 | for(UInt_t c=0; c<fNcl[slice][0]; c++) |
78127e35 | 925 | { |
e1a32fa5 | 926 | if(points[c].fPadRow!=padrow) continue; |
e1a32fa5 | 927 | for(Int_t m=0; m<num_of_offline; m++) |
78127e35 | 928 | { |
e1a32fa5 | 929 | AliComplexCluster *cluster = (AliComplexCluster *)clusters->UncheckedAt(m); |
930 | Int_t mcId = cluster->fTracks[0]; | |
294ee877 | 931 | //Int_t mcId = cluster->GetLabel(0); |
932 | if(mcId <0) continue; | |
e1a32fa5 | 933 | TParticle *part = gAlice->Particle(mcId); |
294ee877 | 934 | |
e1a32fa5 | 935 | Float_t xyz_cl[3] = {points[c].fX,points[c].fY,points[c].fZ}; |
294ee877 | 936 | Float_t xyz_ex[3]; |
e1a32fa5 | 937 | fTransform->Global2Raw(xyz_cl,cursec,currow); |
e170e0f9 | 938 | if(fDigits->GetTrackID((Int_t)rint(xyz_cl[2]),(Int_t)rint(xyz_cl[1]),0)!=mcId && |
939 | fDigits->GetTrackID((Int_t)rint(xyz_cl[2]),(Int_t)rint(xyz_cl[1]),1)!=mcId && | |
940 | fDigits->GetTrackID((Int_t)rint(xyz_cl[2]),(Int_t)rint(xyz_cl[1]),2)!=mcId) | |
e1a32fa5 | 941 | continue; |
294ee877 | 942 | fTransform->Raw2Local(xyz_ex,cursec,currow,cluster->fY,cluster->fX); |
943 | fTransform->Raw2Local(xyz_cl,cursec,currow,xyz_cl[1],xyz_cl[2]); | |
944 | Float_t resy = xyz_cl[1] - xyz_ex[1];//cluster->GetY() | |
945 | Float_t resz = xyz_cl[2] - xyz_ex[2];//cluster->GetZ() | |
e1a32fa5 | 946 | |
294ee877 | 947 | ntuppel->Fill(slice,padrow,resy,resz,xyz_ex[2],part->Pt()); |
78127e35 | 948 | } |
e1a32fa5 | 949 | } |
294ee877 | 950 | arr->ClearRow(cursec,currow); |
78127e35 | 951 | } |
e1a32fa5 | 952 | |
78127e35 | 953 | return ntuppel; |
954 | } | |
e1a32fa5 | 955 | /* |
78127e35 | 956 | TNtuple *AliL3Evaluate::EvaluateGEANT() |
957 | { | |
958 | TNtuple *ntuppel = new TNtuple("ntuppel","residuals","resy:ptgen:padrow:zHit:slice"); | |
959 | ||
ae97a0b9 | 960 | Int_t good_number=175; |
961 | Int_t row[2] = {0,175}; | |
78127e35 | 962 | |
963 | Float_t xyz_cross[3]; | |
964 | Float_t xyz_cl[3]; | |
965 | ||
966 | for(Int_t slice=fMinSlice; slice<=fMaxSlice; slice++) | |
967 | { | |
968 | Int_t *particle_id = new Int_t[fParticles->GetEntriesFast()]; | |
969 | TObjArray *good_particles = DefineGoodTracks(slice,row,good_number,particle_id); | |
970 | ||
971 | if(fMCclusterfile) | |
972 | { | |
973 | fMCclusterfile->Close(); | |
974 | delete fMCclusterfile; | |
975 | fMCclusterfile = new TFile("/nfs/david/subatom/alice/data/V3.04/fast/clusters/hg_8k_v0_s1-3_e0_cl.root"); | |
976 | fMCclusterfile->cd(); | |
977 | } | |
978 | AliTPCClustersArray arr; | |
979 | arr.Setup(fParam); | |
980 | arr.SetClusterType("AliTPCcluster"); | |
981 | Bool_t clusterok = arr.ConnectTree("Segment Tree"); | |
982 | if(!clusterok) | |
983 | LOG(AliL3Log::kError,"AliL3Evaluate::DefineGoodTracks","Cluster Array") | |
984 | <<"Error loading clusters from rootfile"<<ENDLOG; | |
985 | ||
986 | for(Int_t ci=0; ci<arr.GetTree()->GetEntries(); ci++) | |
987 | { | |
988 | Int_t sec,row,sl,lr; | |
989 | AliSegmentID *s = arr.LoadEntry(ci); | |
990 | fParam->AdjustSectorRow(s->GetID(),sec,row); | |
991 | fTransform->Sector2Slice(sl,lr,sec,row); | |
992 | if(sl != slice) {arr.ClearRow(sec,row); continue;} | |
993 | //if(lr!=pr) {carray.ClearRow(sec,row); continue;} | |
994 | AliTPCClustersRow *cRow = arr.GetRow(sec,row); | |
995 | printf("evaluating slice %d row %d\n",slice,lr); | |
996 | for(Int_t j=0; j<cRow->GetArray()->GetEntriesFast(); j++) | |
997 | { | |
998 | ||
999 | AliTPCcluster *cluster=(AliTPCcluster*)(*cRow)[j]; | |
1000 | xyz_cl[1] = cluster->GetY(); | |
1001 | xyz_cl[2] = cluster->GetZ(); | |
1002 | Int_t lab=cluster->GetLabel(0); | |
1003 | if(lab<0) continue; | |
1004 | ||
1005 | for(Int_t pa=0; pa<good_particles->GetEntriesFast(); pa++) | |
1006 | { | |
1007 | if(particle_id[pa]!=lab) continue; | |
1008 | TParticle *part = (TParticle*)good_particles->UncheckedAt(pa); | |
1009 | GetParticleCrossingPoint(part,slice,lr,xyz_cross); | |
1010 | Double_t yres = xyz_cl[1] - xyz_cross[1]; | |
1011 | ntuppel->Fill(yres,part->Pt(),lr,xyz_cl[2],slice); | |
1012 | } | |
1013 | } | |
1014 | if(arr.GetRow(sec,row)) | |
1015 | arr.ClearRow(sec,row); | |
1016 | } | |
1017 | delete [] particle_id; | |
1018 | delete good_particles; | |
1019 | } | |
1020 | return ntuppel; | |
1021 | } | |
e1a32fa5 | 1022 | */ |
78127e35 | 1023 | Bool_t AliL3Evaluate::GetParticleCrossingPoint(TParticle *part,Int_t slice,Int_t padrow,Float_t *xyz) |
1024 | { | |
1025 | //Calcluate the crossing point between a generated particle and given padrow. | |
1026 | ||
1027 | ||
1028 | Double_t kappa = 0.2*0.0029980/part->Pt(); | |
1029 | ||
1030 | Double_t radius = 1/fabs(kappa); | |
1031 | if(part->GetPdgCode() > 0) kappa = -kappa; | |
1032 | ||
23908b9b | 1033 | Int_t charg; |
1034 | if(kappa>0) | |
1035 | charg=-1; | |
1036 | else | |
1037 | charg=1; | |
1038 | ||
78127e35 | 1039 | Float_t angl[1] = {part->Phi()}; |
1040 | ||
1041 | fTransform->Global2LocalAngle(angl,slice); | |
1042 | ||
1043 | Double_t charge = -1.*kappa; | |
1044 | Double_t trackPhi0 = angl[0] + charge*0.5*Pi/fabs(charge); | |
1045 | ||
1046 | Double_t x0=0; | |
1047 | Double_t y0=0; | |
1048 | Double_t xc = x0 - radius * cos(trackPhi0); | |
1049 | Double_t yc = y0 - radius * sin(trackPhi0); | |
1050 | ||
1051 | //printf("radius %f xc %f yc %f\n",radius,xc,yc); | |
1052 | ||
1053 | Double_t xHit = fTransform->Row2X(padrow); | |
1054 | xyz[0] = xHit; | |
1055 | Double_t aa = (xHit - xc)*(xHit - xc); | |
1056 | Double_t r2 = radius*radius; | |
1057 | if(aa > r2) | |
1058 | return false; | |
1059 | ||
1060 | Double_t aa2 = sqrt(r2 - aa); | |
1061 | Double_t y1 = yc + aa2; | |
1062 | Double_t y2 = yc - aa2; | |
1063 | xyz[1] = y1; | |
1064 | if(fabs(y2) < fabs(y1)) xyz[1] = y2; | |
1065 | ||
23908b9b | 1066 | Double_t tgl = part->Pz()/part->Pt(); |
1067 | ||
1068 | Double_t yHit = xyz[1]; | |
1069 | Double_t angle1 = atan2((yHit - yc),(xHit - xc)); | |
1070 | if(angle1 < 0) angle1 += 2.*Pi; | |
1071 | Double_t angle2 = atan2((0 - yc),(0 - xc)); | |
1072 | if(angle2 < 0) angle2 += 2.*Pi; | |
1073 | Double_t diff_angle = angle1 - angle2; | |
1074 | diff_angle = fmod(diff_angle,2*Pi); | |
1075 | if((charg*diff_angle) > 0) diff_angle = diff_angle - charg*2.*Pi; | |
1076 | Double_t s_tot = fabs(diff_angle)*radius; | |
1077 | Double_t zHit = 0 + s_tot*tgl; | |
1078 | xyz[2] = zHit; | |
1079 | ||
78127e35 | 1080 | return true; |
1081 | } | |
1082 |