PHOS/AliPHOSReconstructioner.cxx

   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 /* $Id$ */
  17
  18 //_________________________________________________________________________
  19 //  Algorithm class for the reconstruction: clusterizer
  20 //                                          track segment maker
  21 //                                          particle identifier
  22 //
  23 //*-- Author: Gines Martinez & Yves Schutz (SUBATECH)
  24
  25
  26 // --- ROOT system ---
  27
  28 #include "TClonesArray.h"
  29
  30 // --- Standard library ---
  31
  32 #include <iomanip.h>
  33
  34 // --- AliRoot header files ---
  35
  36 #include "AliPHOSReconstructioner.h"
  37 #include "AliPHOSClusterizer.h"
  38 #include "AliPHOSFastRecParticle.h"
  39
  40 ClassImp(AliPHOSReconstructioner)
  41
  42 //____________________________________________________________________________
  43 AliPHOSReconstructioner::AliPHOSReconstructioner(AliPHOSClusterizer * Clusterizer,
  44                                                  AliPHOSTrackSegmentMaker * Tracker,
  45                                                  AliPHOSPID * Pid)
  46 {
  47   // ctor
  48
  49   fClusterizer        = Clusterizer ;
  50   fTrackSegmentMaker  = Tracker ;
  51   fPID                = Pid ;
  52   fDebugReconstruction = kFALSE ;
  53 }
  54
  55
  56 //____________________________________________________________________________
  57  void AliPHOSReconstructioner::Init(AliPHOSClusterizer * Clusterizer,
  58                                                  AliPHOSTrackSegmentMaker * Tracker,
  59                                                  AliPHOSPID * Pid)
  60 {
  61   fClusterizer        = Clusterizer ;
  62   fTrackSegmentMaker  = Tracker ;
  63   fPID                = Pid ;
  64   fDebugReconstruction = kFALSE ;
  65 }
  66
  67 //____________________________________________________________________________
  68  void AliPHOSReconstructioner::Make(DigitsList * dl,
  69                                     AliPHOSRecPoint::RecPointsList * emccl,
  70                                     AliPHOSRecPoint::RecPointsList * ppsdl,
  71                                     AliPHOSTrackSegment::TrackSegmentsList * trsl,
  72                                     AliPHOSRecParticle::RecParticlesList * rpl)
  73 {
  74   // Launches the Reconstruction process in the sequence: Make the reconstructed poins (clusterize)
  75   //                                                      Make the track segments
  76   //                                                      Make the reconstructed particles
  77   Int_t index ;
  78   cout << "Start making reconstructed points (clusterizing!!)" << endl;
  79   fClusterizer->MakeClusters(dl, emccl, ppsdl);
  80
  81   cout << "AliPHOSReconstructioner: Digit list entries is " << dl->GetEntries() << endl ;
  82   cout << "AliPHOSReconstructioner: Emc  list entries is " << emccl->GetEntries() << endl ;
  83   cout << "AliPHOSReconstructioner: Ppsd list entries is " << ppsdl->GetEntries() << endl ;
  84
  85   // Digit Debuging
  86   if  (fDebugReconstruction)     {
  87     cout << ">>>>>>>>>>>>>>>>>>>>>> DebugReconstruction  <<<<<<<<<<<<<<<<<<<<<<<<<<"  << endl ;
  88     cout << "DebugReconstruction>>> Digit list entries is " <<    dl->GetEntries() << endl ;
  89     AliPHOSDigit * digit;
  90     Bool_t calorimeter ;
  91     Float_t factor;
  92     cout << "DebugReconstruction>>>    Vol Id " <<
  93       " Ene(MeV, KeV) "             <<
  94       " Index "                    <<
  95       " Nprim "                     <<
  96       " Prim1 "                      <<
  97       " Prim2 "                      <<
  98       " Prim3 "                      <<  endl;
  99     for (index = 0 ; index < dl->GetEntries() ; index++) {
 100       digit = (AliPHOSDigit * )  dl->At(index) ;
 101       calorimeter = fClusterizer->IsInEmc(digit);
 102       if (calorimeter) factor =1000. ; else factor=1000000.;
 103       cout << "DebugReconstruction>>>  " <<
 104         setw(8)  <<  digit->GetId() << " "  <<
 105         setw(3)  <<  calorimeter <<
 106         setw(10) <<  factor*fClusterizer->Calibrate(digit->GetAmp()) <<       "  "  <<
 107         setw(6)  <<  digit->GetIndexInList() << "  "  <<
 108         setw(5)  <<  digit->GetNprimary() <<"  "  <<
 109         setw(5)  <<  digit->GetPrimary(1) <<"  "  <<
 110         setw(5)  <<  digit->GetPrimary(2) <<"  "  <<
 111         setw(5)  <<  digit->GetPrimary(3) << endl;
 112     }
 113
 114   }
 115
 116
 117
 118   // Making Clusters
 119   if  (fDebugReconstruction)  cout << "DebugReconstruction>>> Start making reconstructed points (clusterizing)" << endl;
 120
 121   // mark the position of the RecPoints in the array
 122   AliPHOSEmcRecPoint * emcrp ;
 123   for (index = 0 ; index < emccl->GetEntries() ; index++) {
 124     emcrp = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 125     emcrp->SetIndexInList(index) ;
 126   }
 127   AliPHOSPpsdRecPoint * ppsdrp ;
 128   for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 129     ppsdrp = (AliPHOSPpsdRecPoint * )ppsdl->At(index) ;
 130     ppsdrp->SetIndexInList(index) ;
 131   }
 132
 133   if  (fDebugReconstruction)
 134     {
 135       cout << "DebugReconstruction>>> Cluster emc list entries is " <<    emccl->GetEntries() << endl ;
 136       AliPHOSEmcRecPoint * recpoint;
 137       cout << "DebugReconstruction>>> Module "  <<
 138         "Ene(MeV) "             <<
 139         "Index "                    <<
 140         "Multi "                    <<
 141         "   X     "                      <<
 142         "   Y     "                      <<
 143         "   Z    "                      <<
 144         " Lambda 1   "                     <<
 145         " Lambda 2   "                     <<
 146         "MaxEnergy(MeV) "                 <<
 147         "Nprim "                 <<
 148         "Prim1 "                 <<
 149         "Prim2 "                 <<
 150         "Prim3 "                 << endl;
 151       for (index = 0 ; index < emccl->GetEntries() ; index++) {
 152         recpoint = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 153         TVector3  locpos;  recpoint->GetLocalPosition(locpos);
 154         Float_t lambda[2]; recpoint->GetElipsAxis(lambda);
 155         Int_t * primaries;
 156         Int_t nprimaries;
 157         primaries = recpoint->GetPrimaries(nprimaries);
 158         cout << "DebugReconstruction>>>  " <<
 159           setw(2) <<recpoint->GetPHOSMod() << " "  <<
 160           setw(9) << 1000.*recpoint->GetTotalEnergy() <<       " "  <<
 161           setw(6) <<  recpoint->GetIndexInList() << " "  <<
 162           setw(5) <<  recpoint->GetMultiplicity() <<" "  <<
 163           setw(8) <<  locpos.X() <<" "  <<
 164           setw(8) <<  locpos.Y() <<" "  <<
 165           setw(8) <<  locpos.Z() << " " <<
 166           setw(10) << lambda[0] << "  " <<
 167           setw(10) << lambda[1] << "  " <<
 168           setw(9) << 1000*recpoint->GetMaximalEnergy() << "  " <<
 169           setw(9) << nprimaries << "  "  <<
 170           setw(4) << primaries[0] << "  "  <<
 171           setw(4) << primaries[1] << "  "  <<
 172           setw(4) << primaries[2] << "  "  << endl;
 173       }
 174
 175       cout << "DebugReconstruction>>> Cluster ppsd list entries is " <<    ppsdl->GetEntries() << endl ;
 176       AliPHOSPpsdRecPoint * ppsdrecpoint;
 177       Text_t detector[4];
 178       cout << "DebugReconstruction>>> Module "  <<
 179         "Det     "             <<
 180         "Ene(KeV) "             <<
 181         "Index "                    <<
 182         "Multi "                    <<
 183         "   X     "                      <<
 184         "   Y     "                      <<
 185         "   Z         "                      <<
 186         "Nprim "                 <<
 187         "Prim1 "                 <<
 188         "Prim2 "                 <<
 189         "Prim3 "                 << endl;
 190       for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 191         ppsdrecpoint = (AliPHOSPpsdRecPoint * ) ppsdl->At(index) ;
 192         TVector3  locpos; ppsdrecpoint->GetLocalPosition(locpos);
 193         Int_t * primaries;
 194         Int_t nprimaries;
 195         if (ppsdrecpoint->GetUp())
 196           strcpy(detector, "CPV");
 197         else
 198           strcpy(detector, "PC ");
 199         primaries = ppsdrecpoint->GetPrimaries(nprimaries);
 200         cout << "DebugReconstruction>>> " <<
 201           setw(4) << ppsdrecpoint->GetPHOSMod() << "  "  <<
 202           setw(4)  << detector << " "      <<
 203           setw(9) << 1000000.*ppsdrecpoint->GetTotalEnergy() <<       " "  <<
 204           setw(6) <<  ppsdrecpoint->GetIndexInList() << " "  <<
 205           setw(5) <<  ppsdrecpoint->GetMultiplicity() <<" "  <<
 206           setw(8) <<  locpos.X() <<" "  <<
 207           setw(8) <<  locpos.Y() <<" "  <<
 208           setw(8) <<  locpos.Z() << " " <<
 209           setw(9) << nprimaries << "  "  <<
 210           setw(4) << primaries[0] << "  "  <<
 211           setw(4) << primaries[1] << "  "  <<
 212           setw(4) << primaries[2] << "  "  << endl;
 213       }
 214     }
 215
 216
 217   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making track segments(unfolding+tracksegments)" << endl;
 218   fTrackSegmentMaker->MakeTrackSegments(dl, emccl, ppsdl, trsl) ;
 219
 220   // mark the position of the TrackSegments in the array
 221   AliPHOSTrackSegment * trs ;
 222   for (index = 0 ; index < trsl->GetEntries() ; index++) {
 223     trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 224     trs->SetIndexInList(index) ;
 225   }
 226   if  (fDebugReconstruction){
 227     cout << "DebugReconstruction>>> Track segment list entries is " <<    trsl->GetEntries() << endl ;
 228     cout << "DebugReconstruction>>> Module "  <<
 229       "Ene(KeV) "             <<
 230       "Index "                    <<
 231       "   X      "                      <<
 232       "   Y      "                      <<
 233       "   Z       "                      <<
 234       " rX        "                      <<
 235       " rY        "                      <<
 236       " rZ      "                               <<
 237       "Nprim "                 <<
 238       "Prim1 "                 <<
 239       "Prim2 "                 <<
 240       "Prim3 "                 << endl;
 241
 242     for (index = 0 ; index < trsl->GetEntries() ; index++) {
 243       trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 244       TVector3 locpos; trs->GetPosition(locpos);
 245       Int_t * primaries;
 246       Int_t nprimaries;
 247       primaries = trs->GetPrimariesEmc(nprimaries);
 248       cout << "DebugReconstruction>>> " <<
 249         setw(4) << trs->GetPHOSMod() << "  "  <<
 250         setw(9) << 1000.*trs->GetEnergy() <<       " "  <<
 251         setw(3) <<  trs->GetIndexInList() << " "  <<
 252         setw(9) <<  locpos.X() <<" "  <<
 253         setw(9) <<  locpos.Y() <<" "  <<
 254         setw(9) <<  locpos.Z() << " " <<
 255         setw(10) <<  (trs->GetMomentumDirection()).X() << " " <<
 256         setw(10) <<  (trs->GetMomentumDirection()).Y() << " " <<
 257         setw(10) <<  (trs->GetMomentumDirection()).Z() << " " <<
 258         setw(4) << nprimaries << "  "  <<
 259         setw(4) << primaries[0] << "  "  <<
 260         setw(4) << primaries[1] << "  "  <<
 261         setw(4) << primaries[2] << "  "  << endl;
 262     }
 263
 264   }
 265   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making reconstructed particles" << endl;
 266
 267   fPID->MakeParticles(trsl, rpl) ;
 268
 269   // mark the position of the RecParticles in the array
 270   AliPHOSRecParticle * rp ;
 271   for (index = 0 ; index < rpl->GetEntries() ; index++) {
 272     rp = (AliPHOSRecParticle * )rpl->At(index) ;
 273     rp->SetIndexInList(index) ;
 274   }
 275   //Debugger of RecParticles
 276  if  (fDebugReconstruction){
 277     cout << "DebugReconstruction>>>  Reconstructed particle list entries is " <<    rpl->GetEntries() << endl ;
 278     cout << "DebugReconstruction>>> Module "  <<
 279       "    PARTICLE     "   <<
 280       "Ene(KeV) "             <<
 281       "Index "                    <<
 282       "   X      "                      <<
 283       "   Y      "                      <<
 284       "   Z       "                      <<
 285       "Nprim "                 <<
 286       "Prim1 "                 <<
 287       "Prim2 "                 <<
 288       "Prim3 "                 << endl;
 289     for (index = 0 ; index < rpl->GetEntries() ; index++) {
 290       rp = (AliPHOSRecParticle * ) rpl->At(index) ;
 291       TVector3 locpos; (rp->GetPHOSTrackSegment())->GetPosition(locpos);
 292       Int_t * primaries;
 293       Int_t nprimaries;
 294       Text_t particle[11];
 295       primaries = (rp->GetPHOSTrackSegment())->GetPrimariesEmc(nprimaries);
 296       switch(rp->GetType())
 297         {
 298         case  AliPHOSFastRecParticle::kNEUTRALEM:
 299           strcpy( particle, "NEUTRAL_EM");
 300           break;
 301         case  AliPHOSFastRecParticle::kNEUTRALHA:
 302           strcpy(particle, "NEUTRAL_HA");
 303           break;
 304         case  AliPHOSFastRecParticle::kGAMMA:
 305           strcpy(particle, "GAMMA");
 306           break ;
 307         case  AliPHOSFastRecParticle::kGAMMAHA:
 308           strcpy(particle, "GAMMA_H");
 309           break ;
 310         case  AliPHOSFastRecParticle::kABSURDEM:
 311           strcpy(particle, "ABSURD_EM") ;
 312           break ;
 313         case  AliPHOSFastRecParticle::kABSURDHA:
 314           strcpy(particle, "ABSURD_HA") ;
 315           break ;
 316         case  AliPHOSFastRecParticle::kELECTRON:
 317           strcpy(particle, "ELECTRON") ;
 318           break ;
 319         case  AliPHOSFastRecParticle::kCHARGEDHA:
 320           strcpy(particle, "CHARGED_HA") ;
 321           break ;
 322         }
 323
 324       cout << "DebugReconstruction>>> " <<
 325         setw(4) << (rp->GetPHOSTrackSegment())->GetPHOSMod() << "  "  <<
 326         setw(15) << particle << "  " <<
 327         setw(9) << 1000.*(rp->GetPHOSTrackSegment())->GetEnergy() <<       " "  <<
 328         setw(3) <<  rp->GetIndexInList() << " "  <<
 329         setw(9) <<  locpos.X() <<" "  <<
 330         setw(9) <<  locpos.Y() <<" "  <<
 331         setw(9) <<  locpos.Z() << " " <<
 332         setw(4) << nprimaries << "  "  <<
 333         setw(4) << primaries[0] << "  "  <<
 334         setw(4) << primaries[1] << "  "  <<
 335         setw(4) << primaries[2] << "  "  << endl;
 336     }
 337
 338   }
 339
 340
 341 }