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   // Initialisation
  62
  63   fClusterizer        = Clusterizer ;
  64   fTrackSegmentMaker  = Tracker ;
  65   fPID                = Pid ;
  66   fDebugReconstruction = kFALSE ;
  67 }
  68
  69 //____________________________________________________________________________
  70  void AliPHOSReconstructioner::Make(DigitsList * dl,
  71                                     AliPHOSRecPoint::RecPointsList * emccl,
  72                                     AliPHOSRecPoint::RecPointsList * ppsdl,
  73                                     AliPHOSTrackSegment::TrackSegmentsList * trsl,
  74                                     AliPHOSRecParticle::RecParticlesList * rpl)
  75 {
  76   // Launches the Reconstruction process in the sequence: Make the reconstructed poins (clusterize)
  77   //                                                      Make the track segments
  78   //                                                      Make the reconstructed particles
  79   Int_t index ;
  80   cout << "Start making reconstructed points (clusterizing!!)" << endl;
  81   fClusterizer->MakeClusters(dl, emccl, ppsdl);
  82
  83   cout << "AliPHOSReconstructioner: Digit list entries is " << dl->GetEntries() << endl ;
  84   cout << "AliPHOSReconstructioner: Emc  list entries is " << emccl->GetEntries() << endl ;
  85   cout << "AliPHOSReconstructioner: Ppsd list entries is " << ppsdl->GetEntries() << endl ;
  86
  87   // Digit Debuging
  88   if  (fDebugReconstruction)     {
  89     cout << ">>>>>>>>>>>>>>>>>>>>>> DebugReconstruction  <<<<<<<<<<<<<<<<<<<<<<<<<<"  << endl ;
  90     cout << "DebugReconstruction>>> Digit list entries is " <<    dl->GetEntries() << endl ;
  91     AliPHOSDigit * digit;
  92     Bool_t calorimeter ;
  93     Float_t factor;
  94     cout << "DebugReconstruction>>>    Vol Id " <<
  95       " Ene(MeV, KeV) "             <<
  96       " Index "                    <<
  97       " Nprim "                     <<
  98       " Prim1 "                      <<
  99       " Prim2 "                      <<
 100       " Prim3 "                      <<  endl;
 101     for (index = 0 ; index < dl->GetEntries() ; index++) {
 102       digit = (AliPHOSDigit * )  dl->At(index) ;
 103       calorimeter = fClusterizer->IsInEmc(digit);
 104       if (calorimeter) factor =1000. ; else factor=1000000.;
 105       cout << "DebugReconstruction>>>  " <<
 106         setw(8)  <<  digit->GetId() << " "  <<
 107         setw(3)  <<  calorimeter <<
 108         setw(10) <<  factor*fClusterizer->Calibrate(digit->GetAmp()) <<       "  "  <<
 109         setw(6)  <<  digit->GetIndexInList() << "  "  <<
 110         setw(5)  <<  digit->GetNprimary() <<"  "  <<
 111         setw(5)  <<  digit->GetPrimary(1) <<"  "  <<
 112         setw(5)  <<  digit->GetPrimary(2) <<"  "  <<
 113         setw(5)  <<  digit->GetPrimary(3) << endl;
 114     }
 115
 116   }
 117
 118
 119
 120   // Making Clusters
 121   if  (fDebugReconstruction)  cout << "DebugReconstruction>>> Start making reconstructed points (clusterizing)" << endl;
 122
 123   // mark the position of the RecPoints in the array
 124   AliPHOSEmcRecPoint * emcrp ;
 125   for (index = 0 ; index < emccl->GetEntries() ; index++) {
 126     emcrp = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 127     emcrp->SetIndexInList(index) ;
 128   }
 129   AliPHOSPpsdRecPoint * ppsdrp ;
 130   for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 131     ppsdrp = (AliPHOSPpsdRecPoint * )ppsdl->At(index) ;
 132     ppsdrp->SetIndexInList(index) ;
 133   }
 134
 135   if  (fDebugReconstruction)
 136     {
 137       cout << "DebugReconstruction>>> Cluster emc list entries is " <<    emccl->GetEntries() << endl ;
 138       AliPHOSEmcRecPoint * recpoint;
 139       cout << "DebugReconstruction>>> Module "  <<
 140         "Ene(MeV) "             <<
 141         "Index "                    <<
 142         "Multi "                    <<
 143         "   X     "                      <<
 144         "   Y     "                      <<
 145         "   Z    "                      <<
 146         " Lambda 1   "                     <<
 147         " Lambda 2   "                     <<
 148         "MaxEnergy(MeV) "                 <<
 149         "Nprim "                 <<
 150         "Prim1 "                 <<
 151         "Prim2 "                 <<
 152         "Prim3 "                 << endl;
 153       for (index = 0 ; index < emccl->GetEntries() ; index++) {
 154         recpoint = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 155         TVector3  locpos;  recpoint->GetLocalPosition(locpos);
 156         Float_t lambda[2]; recpoint->GetElipsAxis(lambda);
 157         Int_t * primaries;
 158         Int_t nprimaries;
 159         primaries = recpoint->GetPrimaries(nprimaries);
 160         cout << "DebugReconstruction>>>  " <<
 161           setw(2) <<recpoint->GetPHOSMod() << " "  <<
 162           setw(9) << 1000.*recpoint->GetTotalEnergy() <<       " "  <<
 163           setw(6) <<  recpoint->GetIndexInList() << " "  <<
 164           setw(5) <<  recpoint->GetMultiplicity() <<" "  <<
 165           setw(8) <<  locpos.X() <<" "  <<
 166           setw(8) <<  locpos.Y() <<" "  <<
 167           setw(8) <<  locpos.Z() << " " <<
 168           setw(10) << lambda[0] << "  " <<
 169           setw(10) << lambda[1] << "  " <<
 170           setw(9) << 1000*recpoint->GetMaximalEnergy() << "  " <<
 171           setw(9) << nprimaries << "  "  <<
 172           setw(4) << primaries[0] << "  "  <<
 173           setw(4) << primaries[1] << "  "  <<
 174           setw(4) << primaries[2] << "  "  << endl;
 175       }
 176
 177       cout << "DebugReconstruction>>> Cluster ppsd list entries is " <<    ppsdl->GetEntries() << endl ;
 178       AliPHOSPpsdRecPoint * ppsdrecpoint;
 179       Text_t detector[4];
 180       cout << "DebugReconstruction>>> Module "  <<
 181         "Det     "             <<
 182         "Ene(KeV) "             <<
 183         "Index "                    <<
 184         "Multi "                    <<
 185         "   X     "                      <<
 186         "   Y     "                      <<
 187         "   Z         "                      <<
 188         "Nprim "                 <<
 189         "Prim1 "                 <<
 190         "Prim2 "                 <<
 191         "Prim3 "                 << endl;
 192       for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 193         ppsdrecpoint = (AliPHOSPpsdRecPoint * ) ppsdl->At(index) ;
 194         TVector3  locpos; ppsdrecpoint->GetLocalPosition(locpos);
 195         Int_t * primaries;
 196         Int_t nprimaries;
 197         if (ppsdrecpoint->GetUp())
 198           strcpy(detector, "CPV");
 199         else
 200           strcpy(detector, "PC ");
 201         primaries = ppsdrecpoint->GetPrimaries(nprimaries);
 202         cout << "DebugReconstruction>>> " <<
 203           setw(4) << ppsdrecpoint->GetPHOSMod() << "  "  <<
 204           setw(4)  << detector << " "      <<
 205           setw(9) << 1000000.*ppsdrecpoint->GetTotalEnergy() <<       " "  <<
 206           setw(6) <<  ppsdrecpoint->GetIndexInList() << " "  <<
 207           setw(5) <<  ppsdrecpoint->GetMultiplicity() <<" "  <<
 208           setw(8) <<  locpos.X() <<" "  <<
 209           setw(8) <<  locpos.Y() <<" "  <<
 210           setw(8) <<  locpos.Z() << " " <<
 211           setw(9) << nprimaries << "  "  <<
 212           setw(4) << primaries[0] << "  "  <<
 213           setw(4) << primaries[1] << "  "  <<
 214           setw(4) << primaries[2] << "  "  << endl;
 215       }
 216     }
 217
 218
 219   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making track segments(unfolding+tracksegments)" << endl;
 220   fTrackSegmentMaker->MakeTrackSegments(dl, emccl, ppsdl, trsl) ;
 221
 222   // mark the position of the TrackSegments in the array
 223   AliPHOSTrackSegment * trs ;
 224   for (index = 0 ; index < trsl->GetEntries() ; index++) {
 225     trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 226     trs->SetIndexInList(index) ;
 227   }
 228   if  (fDebugReconstruction){
 229     cout << "DebugReconstruction>>> Track segment list entries is " <<    trsl->GetEntries() << endl ;
 230     cout << "DebugReconstruction>>> Module "  <<
 231       "Ene(KeV) "             <<
 232       "Index "                    <<
 233       "   X      "                      <<
 234       "   Y      "                      <<
 235       "   Z       "                      <<
 236       " rX        "                      <<
 237       " rY        "                      <<
 238       " rZ      "                               <<
 239       "Nprim "                 <<
 240       "Prim1 "                 <<
 241       "Prim2 "                 <<
 242       "Prim3 "                 << endl;
 243
 244     for (index = 0 ; index < trsl->GetEntries() ; index++) {
 245       trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 246       TVector3 locpos; trs->GetPosition(locpos);
 247       Int_t * primaries;
 248       Int_t nprimaries;
 249       primaries = trs->GetPrimariesEmc(nprimaries);
 250       cout << "DebugReconstruction>>> " <<
 251         setw(4) << trs->GetPHOSMod() << "  "  <<
 252         setw(9) << 1000.*trs->GetEnergy() <<       " "  <<
 253         setw(3) <<  trs->GetIndexInList() << " "  <<
 254         setw(9) <<  locpos.X() <<" "  <<
 255         setw(9) <<  locpos.Y() <<" "  <<
 256         setw(9) <<  locpos.Z() << " " <<
 257         setw(10) <<  (trs->GetMomentumDirection()).X() << " " <<
 258         setw(10) <<  (trs->GetMomentumDirection()).Y() << " " <<
 259         setw(10) <<  (trs->GetMomentumDirection()).Z() << " " <<
 260         setw(4) << nprimaries << "  "  <<
 261         setw(4) << primaries[0] << "  "  <<
 262         setw(4) << primaries[1] << "  "  <<
 263         setw(4) << primaries[2] << "  "  << endl;
 264     }
 265
 266   }
 267   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making reconstructed particles" << endl;
 268
 269   fPID->MakeParticles(trsl, rpl) ;
 270
 271   // mark the position of the RecParticles in the array
 272   AliPHOSRecParticle * rp ;
 273   for (index = 0 ; index < rpl->GetEntries() ; index++) {
 274     rp = (AliPHOSRecParticle * )rpl->At(index) ;
 275     rp->SetIndexInList(index) ;
 276   }
 277   //Debugger of RecParticles
 278  if  (fDebugReconstruction){
 279     cout << "DebugReconstruction>>>  Reconstructed particle list entries is " <<    rpl->GetEntries() << endl ;
 280     cout << "DebugReconstruction>>> Module "  <<
 281       "    PARTICLE     "   <<
 282       "Ene(KeV) "             <<
 283       "Index "                    <<
 284       "   X      "                      <<
 285       "   Y      "                      <<
 286       "   Z       "                      <<
 287       "Nprim "                 <<
 288       "Prim1 "                 <<
 289       "Prim2 "                 <<
 290       "Prim3 "                 << endl;
 291     for (index = 0 ; index < rpl->GetEntries() ; index++) {
 292       rp = (AliPHOSRecParticle * ) rpl->At(index) ;
 293       TVector3 locpos; (rp->GetPHOSTrackSegment())->GetPosition(locpos);
 294       Int_t * primaries;
 295       Int_t nprimaries;
 296       Text_t particle[11];
 297       primaries = (rp->GetPHOSTrackSegment())->GetPrimariesEmc(nprimaries);
 298       switch(rp->GetType())
 299         {
 300         case  AliPHOSFastRecParticle::kNEUTRALEM:
 301           strcpy( particle, "NEUTRAL_EM");
 302           break;
 303         case  AliPHOSFastRecParticle::kNEUTRALHA:
 304           strcpy(particle, "NEUTRAL_HA");
 305           break;
 306         case  AliPHOSFastRecParticle::kGAMMA:
 307           strcpy(particle, "GAMMA");
 308           break ;
 309         case  AliPHOSFastRecParticle::kGAMMAHA:
 310           strcpy(particle, "GAMMA_H");
 311           break ;
 312         case  AliPHOSFastRecParticle::kABSURDEM:
 313           strcpy(particle, "ABSURD_EM") ;
 314           break ;
 315         case  AliPHOSFastRecParticle::kABSURDHA:
 316           strcpy(particle, "ABSURD_HA") ;
 317           break ;
 318         case  AliPHOSFastRecParticle::kELECTRON:
 319           strcpy(particle, "ELECTRON") ;
 320           break ;
 321         case  AliPHOSFastRecParticle::kCHARGEDHA:
 322           strcpy(particle, "CHARGED_HA") ;
 323           break ;
 324         }
 325
 326       cout << "DebugReconstruction>>> " <<
 327         setw(4) << (rp->GetPHOSTrackSegment())->GetPHOSMod() << "  "  <<
 328         setw(15) << particle << "  " <<
 329         setw(9) << 1000.*(rp->GetPHOSTrackSegment())->GetEnergy() <<       " "  <<
 330         setw(3) <<  rp->GetIndexInList() << " "  <<
 331         setw(9) <<  locpos.X() <<" "  <<
 332         setw(9) <<  locpos.Y() <<" "  <<
 333         setw(9) <<  locpos.Z() << " " <<
 334         setw(4) << nprimaries << "  "  <<
 335         setw(4) << primaries[0] << "  "  <<
 336         setw(4) << primaries[1] << "  "  <<
 337         setw(4) << primaries[2] << "  "  << endl;
 338     }
 339
 340   }
 341
 342
 343 }