3 // Author: Anders Vestbo <mailto:vestbo$fi.uib.no>, Uli Frankenfeld <mailto:franken@fi.uib.no>
4 //*-- Copyright © ASV
7 #include <TDirectory.h>
8 #include <TClonesArray.h>
9 #include <TStopwatch.h>
12 #include "AliL3Logging.h"
13 #include "AliLevel3.h"
14 #include "AliL3ConfMapper.h"
15 #include "AliL3Vertex.h"
16 #include "AliL3VertexFinder.h"
17 #include "AliL3TrackMerger.h"
18 #include "AliL3GlobalMerger.h"
19 #include "AliL3InterMerger.h"
20 #include "AliL3ConfMapPoint.h"
21 #include "AliL3ConfMapTrack.h"
22 #include "AliL3Transform.h"
23 #include "AliL3ClustFinderNew.h"
24 #include "AliL3DigitData.h"
25 #include "AliL3TrackArray.h"
26 #include "AliL3MemHandler.h"
28 #include "AliL3FileHandler.h"
30 #include "AliL3Benchmark.h"
32 #include "AliL3DigitData.h"
33 #include "AliL3TrackSegmentData.h"
34 #include "AliL3SpacePointData.h"
35 #include "AliL3VertexData.h"
37 //_____________________________________________________________
41 // Interface class for Level3 tracker.
42 // Tracking is done by calling constructor with input,output
44 // You must always remember to set the tracking parameters. E.g.:
46 // AliLevel3 *level3 = new AliLevel3(inputfile,outputfile);
47 // level3->SetTrackerParam(); //Sets default tracking parameters
48 // level3->ProcessSector(2,2); //Does tracking on sector 2 (actually 2+38)
51 <img src="tpcsectorsnb.gif">
57 AliLevel3::AliLevel3(){
63 AliLevel3::AliLevel3(Char_t *infile,Char_t *outfile){
64 //Constructor. Calls constructor of the tracker, vertexfinder and merger classes.
66 fOutputFile = new TFile(outfile,"NEW");
68 if(!fOutputFile->IsOpen())
70 LOG(AliL3Log::kWarning, "AliLevel3::AliLevel3","File Open")
71 <<"Delete your old "<<outfile<<" file!"<<ENDLOG;
73 fInputFile = new TFile(infile,"READ");
75 if(!fInputFile->IsOpen())
77 LOG(AliL3Log::kError,"AliLevel3::AliLevel3","File Open")
78 <<"Inputfile "<<infile<<" does not exist"<<ENDLOG;
85 AliLevel3::AliLevel3(TFile *in, TFile *out){
89 LOG(AliL3Log::kError,"AliLevel3::AliLevel3","File Open")
90 <<"Pointer to InFile 0x0!"<<ENDLOG;
94 LOG(AliL3Log::kError,"AliLevel3::AliLevel3","File Open")
95 <<"Pointer to OutFile 0x0!"<<ENDLOG;
99 if(!fOutputFile->IsOpen())
101 LOG(AliL3Log::kWarning,"AliLevel3::AliLevel3","File Open")
102 <<"no output file!"<<ENDLOG;
105 if(!fInputFile->IsOpen())
107 LOG(AliL3Log::kError,"AliLevel3::AliLevel3","File Open")
108 <<"Inputfile does not exist"<<ENDLOG;
114 void AliLevel3::Init(){
117 fTransformer = new AliL3Transform();
119 fDoNonVertex = kFALSE;
120 fClusterDeconv = kFALSE;
128 fNPatch = 1; //number of patches change row in process
129 fRow[0][0] = 0; // first row
130 fRow[0][1] = 175; // last row
133 fNPatch = 2; //number of patches change row in process
134 fRow[0][0] = 0; // first row
137 fRow[1][1] = 175; // last row
140 fNPatch = 5; //number of patches change row in process
141 fRow[0][0] = 0; // first row
150 fRow[4][1] = 175; // last row
153 fNPatch = 6; //number of patches change row in process
154 fRow[0][0] = 0; // first row
165 fRow[5][1] = 175; // last row
167 fVertexFinder = new AliL3VertexFinder();
168 fVertex = new AliL3Vertex();
169 fTracker = new AliL3ConfMapper();
170 fTrackMerger = new AliL3TrackMerger(fNPatch);
171 fInterMerger = new AliL3InterMerger();
173 fFileHandler = new AliL3FileHandler();
174 fFileHandler->SetAliInput(fInputFile);
176 fFileHandler = new AliL3MemHandler();
178 fBenchmark = new AliL3Benchmark();
181 void AliLevel3::DoBench(char* name){
182 fBenchmark->Analyze(name);
185 void AliLevel3::DoMc(char* file){
187 if(!fFileHandler->IsDigit())
188 fFileHandler->SetMCOutput(file);
192 AliLevel3::~AliLevel3(){
194 if(fVertexFinder) delete fVertexFinder;
195 if(fVertex) delete fVertex;
196 if(fTracker) delete fTracker;
197 if(fTransformer) delete fTransformer;
198 if(fTrackMerger) delete fTrackMerger;
199 if(fInterMerger) delete fInterMerger;
200 if(fFileHandler) delete fFileHandler;
203 void AliLevel3::SetTrackerParam(Int_t phi_segments, Int_t eta_segments,
204 Int_t trackletlength, Int_t tracklength,
205 Int_t rowscopetracklet, Int_t rowscopetrack,
206 Double_t min_pt_fit, Double_t maxangle,
207 Double_t goodDist, Double_t hitChi2Cut,
208 Double_t goodHitChi2, Double_t trackChi2Cut,
209 Int_t maxdist,Double_t maxphi,Double_t maxeta,Bool_t vertexconstraint)
211 //Set parameters input to the tracker
212 //If no arguments are given, default parameters will be used
214 fTracker->SetNSegments(phi_segments,eta_segments);
215 fTracker->SetMaxDca(min_pt_fit);
216 fTracker->SetTrackCuts(hitChi2Cut,goodHitChi2,trackChi2Cut,maxdist,vertexconstraint);
217 fTracker->SetTrackletCuts(maxangle,goodDist,vertexconstraint);
219 fTracker->MainVertexSettings(trackletlength,tracklength,rowscopetracklet,rowscopetrack,maxphi,maxeta);
221 fTracker->NonVertexSettings(trackletlength,tracklength,rowscopetracklet,rowscopetrack);
223 fTracker->SetParamDone(true);
226 void AliLevel3::ProcessEvent(Int_t first,Int_t last,Int_t event){
227 //Do tracking on all slices in region [first,last]
228 //Slices numbering in TPC goes from 0-35, which means that 1 slice
229 //corresponds to inner+outer sector.E.g. slice 2 corresponds to
230 //inner=2 + outer=38.
231 fGlobalMerger= new AliL3GlobalMerger(first,last);
233 for(Int_t i=first; i<=last; i++){
235 fGlobalMerger->SetVertex(fVertex);
236 fGlobalMerger->SetTransformer(fTransformer);
237 fGlobalMerger->InitSlice(i);
238 fGlobalMerger->FillTracks(fNTrackData,fTrackData);
239 fFileHandler->Free(); //free the memory
243 fBenchmark->Start("Global Merger");
244 //fGlobalMerger->AddAllTracks();
245 //fGlobalMerger->Merge();
246 fGlobalMerger->SlowMerge();
247 fBenchmark->Stop("Global Merger");
249 if(fWriteOut) WriteResults();
250 delete fGlobalMerger; fGlobalMerger = 0;
253 void AliLevel3::ProcessSlice(Int_t slice){
255 Bool_t UseCF = kFALSE;
257 UseCF = fFileHandler->IsDigit();
259 const Int_t maxpoints=100000;
260 const Int_t pointsize = maxpoints * sizeof(AliL3SpacePointData);
261 AliL3MemHandler *memory = new AliL3MemHandler();
263 fTrackMerger->Reset();
264 fTrackMerger->SetTransformer(fTransformer);
265 fTrackMerger->SetRows(fRow[0]);
266 for(Int_t patch=fNPatch-1;patch>=0;patch--){
267 fFileHandler->Init(slice,patch,fRow[patch]);
268 fFileHandler->Init(fTransformer);
270 AliL3SpacePointData *points =0;
272 AliL3DigitRowData *digits =0;
276 if(0){ //Binary to Memory
277 fFileHandler->Free();
278 sprintf(name,"%sdigits_%d_%d.raw",fPath,slice,patch);
279 if(!fFileHandler->SetBinaryInput(name)) return;
280 digits= (AliL3DigitRowData *)fFileHandler->CompBinary2Memory(ndigits);
281 fFileHandler->CloseBinaryInput();
284 if(1){ //Binary to Memory with Benchmark
285 fFileHandler->Free();
286 sprintf(name,"%sdigits_%d_%d.raw",fPath,slice,patch);
287 if(!memory->SetBinaryInput(name)) return;
288 UInt_t compsize=memory->GetFileSize();
289 UInt_t *comp=(UInt_t *)memory->Allocate(compsize);
290 memory->CompBinary2CompMemory(ndigits,comp);
291 memory->CloseBinaryInput();
292 UInt_t datasize=memory->GetMemorySize(ndigits,comp);
293 digits=(AliL3DigitRowData *)fFileHandler->Allocate(datasize);
294 fBenchmark->Start("Unpacker");
295 fFileHandler->CompMemory2Memory(ndigits,digits,comp);
296 fBenchmark->Stop("Unpacker");
300 if(0){ //Binary to Memory with Random
301 fFileHandler->Free();
302 fFileHandler->ResetRandom();
303 fFileHandler->SetRandomCluster(100);
304 fFileHandler->SetNGenerate(100);
305 sprintf(name,"%sdigits_%d_%d.raw",fPath,slice,patch);
306 if(!memory->SetBinaryInput(name)) return;
307 UInt_t compsize=memory->GetFileSize();
308 UInt_t *comp=(UInt_t *)memory->Allocate(compsize);
309 memory->CompBinary2CompMemory(ndigits,comp);
310 memory->CloseBinaryInput();
311 UInt_t dsize=memory->GetMemorySize(ndigits,comp);
312 UInt_t rsize=fFileHandler->GetRandomSize();
313 digits=(AliL3DigitRowData*)fFileHandler->Allocate(dsize+rsize);
314 fBenchmark->Start("Unpacker");
315 fFileHandler->CompMemory2Memory(ndigits,digits,comp);
316 fBenchmark->Stop("Unpacker");
321 else{ //Binary to Memory with Roi
322 fFileHandler->Free();
324 fFileHandler->SetROI(fEta,sli);
325 sprintf(name,"%sdigits_%d_%d.raw",fPath,slice,patch);
326 if(!memory->SetBinaryInput(name)) return;
327 UInt_t compsize=memory->GetFileSize();
328 UInt_t *comp=(UInt_t *)memory->Allocate(compsize);
329 memory->CompBinary2CompMemory(ndigits,comp);
330 memory->CloseBinaryInput();
331 UInt_t datasize=memory->GetMemorySize(ndigits,comp);
332 digits=(AliL3DigitRowData *)fFileHandler->Allocate(datasize);
333 fBenchmark->Start("Unpacker");
334 datasize = fFileHandler->CompMemory2Memory(ndigits,digits,comp);
335 fBenchmark->Stop("Unpacker");
341 fBenchmark->Start("Dummy Unpacker");
342 sprintf(name,"digits_%d_%d.raw",slice,patch);
343 fBenchmark->Stop("Dummy Unpacker");
345 if(0){ //Ali to Binary
346 fFileHandler->SetBinaryOutput(name);
347 fFileHandler->AliDigits2CompBinary();
348 fFileHandler->CloseBinaryOutput();
351 if(1){ //Ali to Memory
352 digits=(AliL3DigitRowData *)fFileHandler->AliDigits2Memory(ndigits,fEvent);
353 if(fWriteOut){ //Memory to Binary
354 fFileHandler->SetBinaryOutput(name);
355 fFileHandler->Memory2CompBinary(ndigits,digits);
356 fFileHandler->CloseBinaryOutput();
360 }//end else UseBinary
362 points = (AliL3SpacePointData *) memory->Allocate(pointsize);
364 fClusterFinder = new AliL3ClustFinderNew(fTransformer);
365 fClusterFinder->InitSlice(slice,patch,fRow[patch][0],fRow[patch][1]
367 fClusterFinder->SetDeconv(fClusterDeconv);
368 fClusterFinder->SetXYError(0.2);
369 fClusterFinder->SetZError(0.3);
370 fClusterFinder->SetOutputArray(points);
371 fClusterFinder->Read(ndigits,digits);
372 fBenchmark->Start("Cluster Finder");
373 fClusterFinder->ProcessDigits();
374 fBenchmark->Stop("Cluster Finder");
375 npoints = fClusterFinder->GetNumberOfClusters();
376 delete fClusterFinder;
378 fFileHandler->Free();
379 LOG(AliL3Log::kInformational,"AliLevel3::ProcessSlice","Cluster Finder")
380 <<AliL3Log::kDec<<"Found "<<npoints<<" Points"<<ENDLOG;
384 else{// if not use Clusterfinder
385 if(fUseBinary){//Binary to Memory
387 sprintf(name,"/%spoints_%d_%d.raw",fPath,slice,patch);
388 if(!memory->SetBinaryInput(name)) return;
389 points = (AliL3SpacePointData *) memory->Allocate();
390 memory->Binary2Memory(npoints,points);
391 memory->CloseBinaryInput();
392 LOG(AliL3Log::kInformational,"AliLevel3::ProcessSlice","Read Cluster")
393 <<AliL3Log::kDec<<"Found "<<npoints<<" Points in File"<<ENDLOG;
397 points = fFileHandler->AliPoints2Memory(npoints);
400 fBenchmark->Start("Dummy Unpacker");
401 fBenchmark->Stop("Dummy Unpacker");
402 fBenchmark->Start("Dummy CF");
403 fBenchmark->Stop("Dummy CF");
406 if(patch == fNPatch-1){
411 fBenchmark->Start("Vertex Finder Read");
412 fVertexFinder->Reset();
413 fVertexFinder->Read(npoints,points);
414 fBenchmark->Stop("Vertex Finder Read");
415 fBenchmark->Start("Vertex Finder");
416 fVertexFinder->Analyze();
417 AliL3VertexData vertex[1];
418 fVertexFinder->Write(vertex);
419 fVertex->Read(vertex);
420 fBenchmark->Stop("Vertex Finder");
423 //use 0,0,0 for vertex
426 fTrackMerger->SetVertex(fVertex);
428 fTracker->InitSector(slice,fRow[patch]);//,fEta);
429 fTracker->SetVertex(fVertex);
430 fBenchmark->Start("Tracker Read Hits");
431 fTracker->ReadHits(npoints,points);
432 fBenchmark->Stop("Tracker Read Hits");
433 fBenchmark->Start("MainVertexTracking A");
434 fTracker->MainVertexTracking();
435 //fTracker->MainVertexTracking_a();
436 fBenchmark->Stop("MainVertexTracking A");
437 //fBenchmark->Start("MainVertexTracking B");
438 //fTracker->MainVertexTracking_b();
439 //fBenchmark->Stop("MainVertexTracking B");
440 fBenchmark->Start("Tracking fit");
442 fTracker->NonVertexTracking();//Do a second pass for nonvertex tracks
443 fTracker->FillTracks();
444 fBenchmark->Stop("Tracking fit");
447 WriteSpacePoints(npoints, points, slice, patch); //do after Tracking
453 fFileHandler->Free();
456 AliL3TrackSegmentData *trackdata0 =
457 (AliL3TrackSegmentData *) memory->Allocate(fTracker->GetTracks());
458 memory->TrackArray2Memory(ntracks0,trackdata0,fTracker->GetTracks());
462 sprintf(name,"tracks_tr_%d_%d.raw",slice,patch);
463 memory->SetBinaryOutput(name);
464 memory->Memory2Binary(ntracks0,trackdata0);
465 memory->CloseBinaryOutput();
468 fInterMerger->Reset();
469 fInterMerger->SetTransformer(fTransformer);
470 fInterMerger->Init(fRow[patch],patch);
472 fInterMerger->FillTracks(ntracks0,trackdata0);
473 fBenchmark->Start("Inter Merger");
474 // fInterMerger->Merge();
475 // fInterMerger->SlowMerge();
477 fBenchmark->Stop("Inter Merger");
479 //write inter merged tracks
481 sprintf(name,"tracks_im_%d_%d.raw",slice,patch);
482 WriteTracks(name,fInterMerger,'i'); //write output of intermerger
487 AliL3TrackSegmentData *trackdata1 =
488 (AliL3TrackSegmentData *) memory->Allocate(fInterMerger->GetInTracks(0));
489 memory->TrackArray2Memory(ntracks1,trackdata1,fInterMerger->GetInTracks(0));
491 fTrackMerger->InitSector(slice,patch);
492 fTrackMerger->FillTracks(ntracks1,trackdata1);
496 fBenchmark->Start("Patch Merger");
497 // fTrackMerger->SlowMerge();
498 fTrackMerger->AddAllTracks();
499 //fTrackMerger->Merge();
500 fBenchmark->Stop("Patch Merger");
501 //write merged tracks
503 sprintf(name,"tracks_tm_%d.raw",slice);
504 WriteTracks(name,fTrackMerger,'o'); //write output of trackmerger
507 fTrackData = (AliL3TrackSegmentData *)
508 fFileHandler->Allocate(fTrackMerger->GetOutTracks());
510 fFileHandler->TrackArray2Memory(fNTrackData,fTrackData,
511 fTrackMerger->GetOutTracks());
516 void AliLevel3::WriteSpacePoints(UInt_t npoints,AliL3SpacePointData *points,
517 Int_t slice,Int_t patch){
519 sprintf(name,"points_%d_%d.raw",slice,patch);
520 AliL3MemHandler * memory = new AliL3MemHandler();
521 memory->SetBinaryOutput(name);
522 memory->Transform(npoints,points,slice,fTransformer);
523 memory->Memory2Binary(npoints,points);
524 memory->CloseBinaryOutput();
529 Int_t AliLevel3::WriteTracks(char *filename,AliL3Merger *merger,char opt){
530 AliL3MemHandler *memory = new AliL3MemHandler();
531 memory->SetBinaryOutput(filename);
532 if(opt=='a'||opt=='i'){ //add intracks
533 for(Int_t i=0;i<merger->GetNIn();i++){
534 AliL3TrackArray *tr=merger->GetInTracks(i);
535 memory->TrackArray2Binary(tr);
539 if(opt=='o'||opt=='a'){
540 AliL3TrackArray *tr=merger->GetOutTracks();
541 memory->TrackArray2Binary(tr);
544 memory->CloseBinaryOutput();
549 void AliLevel3::WriteResults()
551 //Write the resulting tracks to outputfile
552 WriteTracks("tracks.raw",fGlobalMerger,'a');
553 WriteTracks("tracks_gl.raw",fGlobalMerger,'o');