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