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