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b661165c | 1 | // Author: Uli Frankenfeld <mailto:franken@fi.uib.no> |
2 | //*-- Copyright © Uli | |
108615fc | 3 | |
4 | #include "AliL3Logging.h" | |
5 | #include <math.h> | |
6 | #include <iostream.h> | |
7 | #include "AliL3Merger.h" | |
8 | #include "AliL3Track.h" | |
9 | #include "AliL3TrackSegmentData.h" | |
10 | #include "AliL3Transform.h" | |
11 | #include "AliL3TrackArray.h" | |
12 | ||
13 | #ifdef use_root //use root ntuple for slow merge | |
14 | #include <TNtuple.h> | |
15 | #include <TTree.h> | |
16 | #include <TFile.h> | |
17 | #endif | |
b661165c | 18 | |
108615fc | 19 | //_____________________________________________________________ |
b661165c | 20 | // AliL3Merger |
108615fc | 21 | // |
22 | // The L3 merger base class | |
23 | // | |
24 | ||
25 | ClassImp(AliL3Merger) | |
26 | ||
27 | AliL3Merger::AliL3Merger(){ | |
28 | //Default constructor | |
29 | fTransformer= 0; | |
30 | SetArray(0); | |
31 | } | |
32 | ||
33 | ||
5dcd65ea | 34 | AliL3Merger::AliL3Merger(Int_t ntrackarrays,Char_t *tracktype){ |
108615fc | 35 | //Constructor. |
5dcd65ea | 36 | |
37 | if(strcmp(tracktype,"AliL3Track")==0) fTrackType='t'; | |
38 | else if(strcmp(tracktype,"AliL3ConfMapTrack")==0) fTrackType='c'; | |
39 | else if(strcmp(tracktype,"AliL3HoughTrack")==0) fTrackType='h'; | |
40 | else | |
41 | LOG(AliL3Log::kError,"AliL3Merger::AliL3Merger","Track types") | |
42 | <<"Unknown tracktype"<<ENDLOG; | |
108615fc | 43 | SetArray(ntrackarrays); |
44 | fCurrentTracks=0; | |
5dcd65ea | 45 | |
108615fc | 46 | } |
47 | ||
48 | AliL3Merger::~AliL3Merger(){ | |
49 | //Destructor | |
50 | DeleteArray(); | |
51 | } | |
52 | ||
53 | void AliL3Merger::DeleteArray(){ | |
54 | for(Int_t i=0; i<fNIn;i++) | |
55 | delete fInTrack[i]; | |
56 | delete[] (Byte_t*) fInTrack; | |
57 | delete fOutTrack; | |
58 | } | |
59 | ||
60 | void AliL3Merger::SetArray(Int_t nin){ | |
61 | fNIn = nin; | |
62 | fInTrack = (AliL3TrackArray **) new Byte_t[fNIn*sizeof(AliL3TrackArray *)]; | |
63 | for(Int_t i=0; i<fNIn;i++){ | |
5dcd65ea | 64 | if(fTrackType=='h') |
65 | fInTrack[i] = new AliL3TrackArray("AliL3HoughTrack"); | |
66 | else | |
67 | fInTrack[i] = new AliL3TrackArray("AliL3Track"); | |
68 | ||
108615fc | 69 | } |
5dcd65ea | 70 | if(fTrackType=='h') |
71 | fOutTrack= new AliL3TrackArray("AliL3HoughTrack"); | |
72 | else | |
73 | fOutTrack= new AliL3TrackArray("AliL3Track"); | |
108615fc | 74 | } |
75 | ||
76 | void AliL3Merger::Reset(){ | |
77 | for(Int_t i=0; i<fNIn;i++){ | |
78 | fInTrack[i]->Reset(); | |
79 | } | |
80 | fOutTrack->Reset(); | |
81 | } | |
82 | ||
83 | void AliL3Merger::FillTracks(Int_t ntracks, AliL3TrackSegmentData* tr){ | |
84 | //Read tracks from shared memory (or memory) | |
85 | AliL3TrackArray *destination = GetInTracks(fCurrentTracks); | |
86 | if(Is2Global()) | |
87 | destination->FillTracks(ntracks, tr, fSlice, fTransformer); | |
88 | else | |
89 | destination->FillTracks(ntracks, tr); | |
90 | } | |
91 | ||
92 | void AliL3Merger::AddAllTracks(){ | |
93 | for(Int_t i=0; i<GetNIn();i++){ | |
94 | AliL3TrackArray *in = GetInTracks(i); | |
95 | AliL3TrackArray *out = GetOutTracks(); | |
96 | out->AddTracks(in); | |
97 | } | |
98 | } | |
99 | ||
100 | void AliL3Merger::SortGlobalTracks(AliL3Track **tracks, Int_t ntrack){ | |
101 | AliL3Track **tmp = new AliL3Track*[ntrack]; | |
102 | for(Int_t i=0;i<ntrack;i++) tmp[i] = tracks[i]; | |
103 | Int_t *t = new Int_t[ntrack]; | |
104 | for(Int_t i=0;i<ntrack;i++) t[i]=-1; | |
105 | ||
106 | for(Int_t j=0;j<ntrack;j++){ | |
107 | Double_t minr=300; | |
108 | Int_t mini=0; | |
109 | for(Int_t i=0;i<ntrack;i++){ | |
110 | if(!tracks[i]) continue; | |
111 | Double_t rr=pow(tracks[i]->GetFirstPointX(),2)+pow(tracks[i]->GetFirstPointY(),2); | |
112 | Double_t r=sqrt(rr); | |
113 | if(r<minr){ | |
114 | minr=r; | |
115 | mini=i; | |
116 | } | |
117 | } | |
118 | t[j]=mini; | |
119 | tracks[mini]=0; | |
120 | } | |
121 | for(Int_t i=0;i<ntrack;i++) tracks[i] = tmp[t[i]]; | |
122 | delete[] t; | |
123 | delete[] tmp; | |
124 | } | |
125 | ||
126 | ||
127 | void AliL3Merger::SortTracks(AliL3Track **tracks, Int_t ntrack){ | |
128 | AliL3Track **tmp = new AliL3Track*[ntrack]; | |
129 | for(Int_t i=0;i<ntrack;i++) tmp[i] = tracks[i]; | |
130 | Int_t *t = new Int_t[ntrack]; | |
131 | for(Int_t i=0;i<ntrack;i++) t[i]=-1; | |
132 | ||
133 | for(Int_t j=0;j<ntrack;j++){ | |
134 | Double_t minx=300; | |
135 | Int_t mini=0; | |
136 | for(Int_t i=0;i<ntrack;i++){ | |
137 | if(!tracks[i]) continue; | |
138 | if(tracks[i]->GetFirstPointX()<minx){ | |
139 | minx=tracks[i]->GetFirstPointX(); | |
140 | mini=i; | |
141 | } | |
142 | } | |
143 | t[j]=mini; | |
144 | tracks[mini]=0; | |
145 | } | |
146 | for(Int_t i=0;i<ntrack;i++) tracks[i] = tmp[t[i]]; | |
147 | delete[] t; | |
148 | delete[] tmp; | |
149 | } | |
150 | ||
151 | void AliL3Merger::AddTrack(AliL3TrackArray *mergedtrack,AliL3Track *track){ | |
152 | AliL3Track *t[1]; | |
153 | t[0] = track; | |
154 | MultiMerge(mergedtrack,t,1); | |
155 | } | |
156 | ||
157 | AliL3Track * AliL3Merger::MergeTracks(AliL3TrackArray *mergedtrack,AliL3Track *t0,AliL3Track *t1){ | |
158 | AliL3Track *t[2]; | |
159 | t[0] = t0; | |
160 | t[1] = t1; | |
161 | SortTracks(t,2); | |
162 | return MultiMerge(mergedtrack,t,2); | |
163 | } | |
164 | ||
165 | AliL3Track * AliL3Merger::MultiMerge(AliL3TrackArray *mergedtracks,AliL3Track **tracks, Int_t ntrack){ | |
166 | // merge the tracks!! | |
167 | ||
168 | //check npoints | |
169 | Int_t nps = 0; | |
170 | for(Int_t i=0;i<ntrack;i++){ | |
171 | nps+=tracks[i]->GetNHits(); | |
172 | } | |
ae97a0b9 | 173 | if(nps>176){ |
108615fc | 174 | LOG(AliL3Log::kWarning,"AliL3Merger::MultiMerge","Adding Points") |
175 | <<AliL3Log::kDec<<"Too many Points: "<<nps<<ENDLOG; | |
176 | return 0; | |
177 | } | |
178 | ||
179 | //create new track | |
180 | AliL3Track *newtrack = mergedtracks->NextTrack(); | |
181 | //copy points | |
ae97a0b9 | 182 | UInt_t nn[176]; |
108615fc | 183 | nps = 0; |
184 | ||
185 | // for(Int_t i=0;i<ntrack;i++){ | |
186 | for(Int_t i=ntrack-1;i>=0;i--){ | |
187 | memcpy(&nn[nps],tracks[i]->GetHitNumbers(),tracks[i]->GetNHits()*sizeof(UInt_t)); | |
188 | nps+=tracks[i]->GetNHits(); | |
189 | } | |
190 | AliL3Track *tpf=tracks[0]; | |
191 | AliL3Track *tpl=tracks[ntrack-1]; | |
192 | ||
193 | newtrack->SetNHits(nps); | |
194 | newtrack->SetHits(nps,nn); | |
195 | newtrack->SetFirstPoint(tpf->GetFirstPointX(),tpf->GetFirstPointY(),tpf->GetFirstPointZ()); | |
196 | newtrack->SetLastPoint(tpl->GetLastPointX(),tpl->GetLastPointY(),tpl->GetLastPointZ()); | |
197 | newtrack->SetPt(tpf->GetPt()); | |
198 | newtrack->SetPsi(tpf->GetPsi()); | |
199 | newtrack->SetTgl(tpf->GetTgl()); | |
200 | newtrack->SetCharge(tpf->GetCharge()); | |
201 | return newtrack; | |
202 | } | |
203 | ||
204 | void* AliL3Merger::GetNtuple(char *varlist){ | |
205 | #ifdef use_root | |
206 | TNtuple* nt = new TNtuple("ntuple","ntuple",varlist); | |
207 | return (void*) nt; | |
208 | #else | |
209 | return 0; | |
210 | #endif | |
211 | } | |
212 | ||
213 | void* AliL3Merger::GetNtuple(){ | |
214 | #ifdef use_root | |
215 | TNtuple* nt = new TNtuple("ntuple","ntuple", | |
216 | "dx:dy:dz:dk:dpsi:dtgl:dq:disx:disy:disz:dis:n0:n1:diff:drx:dry:drz"); | |
217 | return (void*) nt; | |
218 | #else | |
219 | return 0; | |
220 | #endif | |
221 | } | |
222 | ||
223 | Bool_t AliL3Merger::WriteNtuple(char *filename, void* nt){ | |
224 | #ifdef use_root | |
225 | TNtuple *ntuple=(TNtuple *) nt; | |
226 | TFile *f = new TFile(filename,"RECREATE"); | |
227 | ntuple->Write(); | |
228 | f->Close(); | |
229 | delete ntuple; | |
230 | return kTRUE; | |
231 | #else | |
232 | return kFALSE; | |
233 | #endif | |
234 | } | |
235 | ||
236 | void AliL3Merger::FillNtuple(void *nt,AliL3Track *innertrack,AliL3Track *outertrack){ | |
237 | Float_t data[17]; | |
238 | if(outertrack->IsPoint()&&innertrack->IsPoint()){ | |
239 | data[0] =Float_t(innertrack->GetPointX()-outertrack->GetPointX()); | |
240 | data[1] =Float_t(innertrack->GetPointY()-outertrack->GetPointY()); | |
241 | data[2] =Float_t(innertrack->GetPointZ()-outertrack->GetPointZ()); | |
242 | data[3] =Float_t(innertrack->GetKappa()-outertrack->GetKappa()); | |
243 | Double_t psi= innertrack->GetPointPsi() - outertrack->GetPointPsi(); | |
244 | if(psi>PI) psi-=2*PI; | |
245 | if(psi<-PI)psi+=2*PI; | |
246 | data[4] =Float_t(psi); | |
247 | data[5] =Float_t(innertrack->GetTgl()-outertrack->GetTgl()); | |
248 | data[6] =Float_t(innertrack->GetCharge()-outertrack->GetCharge()); | |
249 | data[7] =Float_t(innertrack->GetLastPointX()-outertrack->GetFirstPointX()); | |
250 | data[8] =Float_t(innertrack->GetLastPointY()-outertrack->GetFirstPointY()); | |
251 | data[9] =Float_t(innertrack->GetLastPointZ()-outertrack->GetFirstPointZ()); | |
252 | data[10] =sqrt(pow(data[7],2)+pow(data[8],2)+pow(data[9],2)); | |
253 | data[11]= outertrack->GetNHits(); | |
254 | data[12]= innertrack->GetNHits(); | |
255 | data[13] = Float_t(TrackDiff(innertrack,outertrack)); | |
256 | #ifdef use_root | |
257 | TNtuple *ntuple = (TNtuple *) nt; | |
258 | ntuple->Fill(data); | |
259 | #endif | |
260 | } | |
261 | } | |
262 | ||
263 | void AliL3Merger::FillNtuple(void *nt,Float_t *data){ | |
264 | #ifdef use_root | |
265 | TNtuple *ntuple = (TNtuple *) nt; | |
266 | ntuple->Fill(data); | |
267 | #endif | |
268 | } | |
269 | ||
270 | Double_t AliL3Merger::GetAngle(Double_t a1,Double_t a2){ | |
271 | Double_t da = a1 - a2 +4*PI; | |
272 | da = fmod(da,2*PI); | |
273 | if(da>PI) da = 2*PI -da; | |
274 | return da; | |
275 | } | |
276 | ||
277 | void AliL3Merger::SetParameter(Double_t maxy, Double_t maxz, Double_t maxkappa, Double_t maxpsi, Double_t maxtgl){ | |
278 | fMaxY = maxy; | |
279 | fMaxZ = maxz; | |
280 | fMaxKappa = maxkappa; | |
281 | fMaxPsi = maxpsi; | |
282 | fMaxTgl = maxtgl; | |
283 | } | |
284 | ||
285 | Bool_t AliL3Merger::IsTrack(AliL3Track *innertrack,AliL3Track *outertrack){ | |
286 | ||
287 | if(innertrack->GetCharge()!=outertrack->GetCharge()) return kFALSE; | |
288 | if( (!innertrack->IsPoint()) || (!outertrack->IsPoint()) ) return kFALSE; | |
ae97a0b9 | 289 | if(innertrack->GetNHits()+outertrack->GetNHits()>176) return kFALSE; |
108615fc | 290 | |
291 | if(fabs(innertrack->GetPointY()-outertrack->GetPointY()) >fMaxY) return kFALSE; | |
292 | if(fabs(innertrack->GetPointZ()-outertrack->GetPointZ()) >fMaxZ) return kFALSE; | |
293 | if(fabs(innertrack->GetKappa()-outertrack->GetKappa()) >fMaxKappa) return kFALSE; | |
294 | if(GetAngle(innertrack->GetPointPsi(),outertrack->GetPointPsi()) >fMaxPsi) return kFALSE; | |
295 | if(fabs(innertrack->GetTgl()-outertrack->GetTgl()) >fMaxTgl) return kFALSE; | |
296 | //if no rejection up to this point: merge!! | |
297 | return kTRUE; | |
298 | } | |
299 | ||
300 | Bool_t AliL3Merger::IsRTrack(AliL3Track *innertrack,AliL3Track *outertrack){ | |
301 | return IsTrack(innertrack,outertrack); | |
302 | } | |
303 | ||
304 | Double_t AliL3Merger::TrackDiff(AliL3Track *innertrack,AliL3Track *outertrack){ | |
305 | Double_t diff =-1; | |
306 | Double_t x[4],y[4],z[4],dy[4],dz[4]; | |
307 | AliL3Track *tracks[2]; | |
308 | ||
309 | tracks[0] = innertrack; | |
310 | tracks[1] = outertrack; | |
311 | SortGlobalTracks(tracks,2); | |
312 | innertrack = tracks[0]; | |
313 | outertrack = tracks[1]; | |
314 | ||
315 | x[0] = innertrack->GetFirstPointX(); | |
316 | x[1] = innertrack->GetLastPointX(); | |
317 | x[2] = outertrack->GetFirstPointX(); | |
318 | x[3] = outertrack->GetLastPointX(); | |
319 | ||
320 | y[0] = innertrack->GetFirstPointY(); | |
321 | y[1] = innertrack->GetLastPointY(); | |
322 | y[2] = outertrack->GetFirstPointY(); | |
323 | y[3] = outertrack->GetLastPointY(); | |
324 | ||
325 | z[0] = innertrack->GetFirstPointZ(); | |
326 | z[1] = innertrack->GetLastPointZ(); | |
327 | z[2] = outertrack->GetFirstPointZ(); | |
328 | z[3] = outertrack->GetLastPointZ(); | |
329 | ||
330 | ||
331 | outertrack->CalculatePoint(x[0]); | |
332 | if(!outertrack->IsPoint()) return diff; | |
333 | dy[0] = fabs(y[0] - outertrack->GetPointY()); | |
334 | dz[0] = fabs(z[0] - outertrack->GetPointZ()); | |
335 | ||
336 | outertrack->CalculatePoint(x[1]); | |
337 | if(!outertrack->IsPoint()) return diff; | |
338 | dy[1] = fabs(y[1] - outertrack->GetPointY()); | |
339 | dz[1] = fabs(z[1] - outertrack->GetPointZ()); | |
340 | ||
341 | innertrack->CalculatePoint(x[2]); | |
342 | if(!innertrack->IsPoint()) return diff; | |
343 | dy[2] = fabs(y[2] - innertrack->GetPointY()); | |
344 | dz[2] = fabs(z[2] - innertrack->GetPointZ()); | |
345 | ||
346 | innertrack->CalculatePoint(x[3]); | |
347 | if(!innertrack->IsPoint()) return diff; | |
348 | dy[3] = fabs(y[3] - innertrack->GetPointY()); | |
349 | dz[3] = fabs(z[3] - innertrack->GetPointZ()); | |
350 | ||
351 | diff=0; | |
352 | for(Int_t i=0;i<4;i++) | |
353 | diff+=sqrt(dy[i]*dy[i]+dz[i]*dz[i]); | |
354 | return diff; | |
355 | } | |
356 | ||
357 | ||
358 | ||
359 | void AliL3Merger::PrintDiff(AliL3Track *innertrack,AliL3Track *outertrack){ | |
360 | if(!innertrack->IsPoint()||!outertrack->IsPoint()){ | |
361 | cerr<<"AliL3Merger::PrintDiff: No Points"<<endl; | |
362 | cerr<<"---------------------------"<<endl; | |
363 | return; | |
364 | } | |
365 | Double_t dx = innertrack->GetPointX()-outertrack->GetPointX(); | |
366 | Double_t dy = innertrack->GetPointY()-outertrack->GetPointY(); | |
367 | Double_t dz = innertrack->GetPointZ()-outertrack->GetPointZ(); | |
368 | Double_t dk = innertrack->GetKappa()-outertrack->GetKappa(); | |
369 | Double_t dpsi= innertrack->GetPointPsi() - outertrack->GetPointPsi(); | |
370 | if(dpsi>PI) dpsi-=2*PI; | |
371 | if(dpsi<-PI)dpsi+=2*PI; | |
372 | // Double_t dpsi = GetAngle(innertrack->GetPointPsi(),outertrack->GetPointPsi()); | |
373 | Double_t dtgl= innertrack->GetTgl()-outertrack->GetTgl(); | |
374 | Double_t dq =innertrack->GetCharge()-outertrack->GetCharge(); | |
375 | ||
376 | fprintf(stderr,"dx: %4f dy: %4f dz: %4f dk: %4f dpsi: %4f dtgl: %4f dq: %4f\n", | |
377 | dx,dy,dz,dk,dpsi,dtgl,dq); | |
378 | cerr<<"---------------------------"<<endl; | |
379 | // cerr<<endl; | |
380 | ||
381 | } | |
382 | ||
383 | void AliL3Merger::Print(){ | |
384 | // print some infos | |
385 | for(Int_t i=0; i<fNIn; i++){ | |
386 | AliL3TrackArray *ttt= GetInTracks(i); | |
387 | for(Int_t j =0;j<ttt->GetNTracks();j++){ | |
388 | AliL3Track *track=ttt->GetCheckedTrack(j); | |
389 | if(!track) continue; | |
390 | track->CalculateHelix(); | |
391 | // Double_t angle = atan2(track->GetLastPointY(),track->GetLastPointX()); | |
392 | // if(angle<0) angle+=PI; | |
393 | if(track->CalculatePoint(135)) | |
394 | // if(!track->CalculateEdgePoint(angle)) cerr<<"**************"<<endl; | |
395 | // if(track->CalculatePoint(track->GetLastPointX())) | |
396 | // if(track->CalculatePoint(0)) | |
397 | { | |
398 | // PrintTrack(track); | |
399 | // track->CalculateReferencePoint(PI/180.); | |
400 | track->CalculateReferencePoint(0.001); | |
401 | fprintf(stderr,"npt: %3d dx: %8.5f dy: %8.5f dz: %8.5f\n", | |
402 | track->GetNHits(),(float)track->GetPointX()-track->GetPointX(), | |
403 | (float)track->GetPointY()-track->GetPointY(), | |
404 | (float)track->GetPointZ()-track->GetPointZ()); | |
405 | ||
406 | cerr<<"---------------------------"<<endl; | |
407 | } | |
408 | } | |
409 | } | |
410 | } | |
411 | ||
412 | void AliL3Merger::PrintTrack(AliL3Track *track){ | |
413 | fprintf(stderr,"npt: %3d pt: %.2f psi: %.2f tgl: %5.2f q: %2d\n", | |
414 | track->GetNHits(),track->GetPt(),track->GetPsi(), | |
415 | track->GetTgl(),track->GetCharge()); | |
416 | fprintf(stderr, | |
417 | "x1: %6.2f y1: %6.2f z1: %6.2f xl: %6.2f yl: %6.2f zl: %6.2f\n", | |
418 | track->GetFirstPointX(),track->GetFirstPointY(),track->GetFirstPointZ(), | |
419 | track->GetLastPointX(),track->GetLastPointY(),track->GetLastPointZ()); | |
420 | if(track->IsPoint()){ | |
421 | fprintf(stderr, | |
422 | "R: %.2f Xc: %.2f Yc: %.2f Xp: %.2f Yp: %.2f Zp: %.2f Psip: %.2f\n", | |
423 | track->GetRadius(),track->GetCenterX(),track->GetCenterY(), | |
424 | track->GetPointX(),track->GetPointY(),track->GetPointZ(), | |
425 | track->GetPointPsi()); | |
426 | } | |
427 | } | |
428 | ||
429 | ||
430 | ||
431 |