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 #include "AliPHOSCpvRecPoint.h"
  40
  41 ClassImp(AliPHOSReconstructioner)
  42
  43 //____________________________________________________________________________
  44 AliPHOSReconstructioner::AliPHOSReconstructioner(AliPHOSClusterizer * Clusterizer,
  45                                                  AliPHOSTrackSegmentMaker * Tracker,
  46                                                  AliPHOSPID * Pid)
  47 {
  48   // ctor
  49
  50   fClusterizer        = Clusterizer ;
  51   fTrackSegmentMaker  = Tracker ;
  52   fPID                = Pid ;
  53   fDebugReconstruction = kFALSE ;
  54 }
  55
  56
  57 //____________________________________________________________________________
  58  void AliPHOSReconstructioner::Init(AliPHOSClusterizer * Clusterizer,
  59                                                  AliPHOSTrackSegmentMaker * Tracker,
  60                                                  AliPHOSPID * Pid)
  61 {
  62   // Initialisation
  63
  64   fClusterizer        = Clusterizer ;
  65   fTrackSegmentMaker  = Tracker ;
  66   fPID                = Pid ;
  67   fDebugReconstruction = kFALSE ;
  68 }
  69
  70 //____________________________________________________________________________
  71  void AliPHOSReconstructioner::Make(DigitsList * dl,
  72                                     AliPHOSRecPoint::RecPointsList * emccl,
  73                                     AliPHOSRecPoint::RecPointsList * ppsdl,
  74                                     AliPHOSTrackSegment::TrackSegmentsList * trsl,
  75                                     AliPHOSRecParticle::RecParticlesList * rpl)
  76 {
  77   // Launches the Reconstruction process in the sequence: Make the reconstructed poins (clusterize)
  78   //                                                      Make the track segments
  79   //                                                      Make the reconstructed particles
  80   Int_t index ;
  81   if  (fDebugReconstruction)
  82     cout << "\n\nDebugReconstruction>>> " << "Start making reconstructed points (clusterizing!!)" << endl;
  83
  84   fClusterizer->MakeClusters(dl, emccl, ppsdl);
  85
  86   if  (fDebugReconstruction){
  87     cout << "DebugReconstruction>>> " << "AliPHOSReconstructioner: Digit list entries is " << dl->GetEntries() << endl ;
  88     cout << "AliPHOSReconstructioner: Emc  list entries is " << emccl->GetEntries() << endl ;
  89     cout << "AliPHOSReconstructioner: Ppsd list entries is " << ppsdl->GetEntries() << endl ;
  90   }
  91
  92   // Digit Debuging
  93   if  (fDebugReconstruction)     {
  94     cout << ">>>>>>>>>>>>>>>>>>>>>> DebugReconstruction  <<<<<<<<<<<<<<<<<<<<<<<<<<"  << endl ;
  95     cout << "DebugReconstruction>>> Digit list entries is " <<    dl->GetEntries() << endl ;
  96     AliPHOSDigit * digit;
  97     Bool_t calorimeter ;
  98     Float_t factor;
  99     cout << "DebugReconstruction>>>    Vol Id " <<
 100       " Ene(MeV, KeV) "              <<
 101       " Index "                      <<
 102       " Nprim "                      <<
 103       " Primaries list "             <<  endl;
 104     for (index = 0 ; index < dl->GetEntries() ; index++) {
 105       digit = (AliPHOSDigit * )  dl->At(index) ;
 106       calorimeter = fClusterizer->IsInEmc(digit);
 107       if (calorimeter) factor =1000. ; else factor=1000000.;
 108       cout << "DebugReconstruction>>>  " <<
 109         setw(8)  <<  digit->GetId() << " "  <<
 110         setw(3)  <<  (Int_t) calorimeter <<
 111         setw(10) <<  factor*fClusterizer->Calibrate(digit->GetAmp()) << "  "  <<
 112         setw(6)  <<  digit->GetIndexInList() << "  "  <<
 113         setw(5)  <<  digit->GetNprimary() <<"  ";
 114       for (Int_t iprimary=0; iprimary<digit->GetNprimary(); iprimary++)
 115         cout << setw(5)  <<  digit->GetPrimary(iprimary+1) << " ";
 116       cout << endl;
 117     }
 118
 119   }
 120
 121   // Making Clusters
 122   if  (fDebugReconstruction)  cout << "DebugReconstruction>>> Start making reconstructed points (clusterizing)" << endl;
 123
 124   // mark the position of the RecPoints in the array
 125   AliPHOSEmcRecPoint * emcrp ;
 126   for (index = 0 ; index < emccl->GetEntries() ; index++) {
 127     emcrp = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 128     emcrp->SetIndexInList(index) ;
 129   }
 130   AliPHOSPpsdRecPoint * ppsdrp ;
 131   for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 132     ppsdrp = (AliPHOSPpsdRecPoint * )ppsdl->At(index) ;
 133     ppsdrp->SetIndexInList(index) ;
 134   }
 135
 136   if  (fDebugReconstruction) {
 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       " Primaries list "      <<  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->GetEnergy() <<       " "  <<
 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       for (Int_t iprimary=0; iprimary<nprimaries; iprimary++)
 171         cout << setw(4)  <<  primaries[iprimary] << " ";
 172       cout << 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       " Primaries list "     <<  endl;
 188     for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 189       ppsdrecpoint = (AliPHOSPpsdRecPoint * ) ppsdl->At(index) ;
 190       TVector3  locpos; ppsdrecpoint->GetLocalPosition(locpos);
 191       Int_t * primaries;
 192       Int_t nprimaries;
 193       if (ppsdrecpoint->GetUp())
 194         strcpy(detector, "CPV");
 195       else
 196         strcpy(detector, "PC ");
 197       primaries = ppsdrecpoint->GetPrimaries(nprimaries);
 198       cout << "DebugReconstruction>>> " <<
 199         setw(4) << ppsdrecpoint->GetPHOSMod() << "  "  <<
 200         setw(4)  << detector << " "      <<
 201         setw(9) << 1000000.*ppsdrecpoint->GetEnergy() <<       " "  <<
 202         setw(6) <<  ppsdrecpoint->GetIndexInList() << " "  <<
 203         setw(5) <<  ppsdrecpoint->GetMultiplicity() <<" "  <<
 204         setw(8) <<  locpos.X() <<" "  <<
 205         setw(8) <<  locpos.Y() <<" "  <<
 206         setw(8) <<  locpos.Z() << " " <<
 207         setw(9) <<  nprimaries << "  ";
 208       for (Int_t iprimary=0; iprimary<nprimaries; iprimary++)
 209         cout << setw(4)  <<  primaries[iprimary] << " ";
 210       cout << endl;
 211     }
 212   }
 213
 214
 215   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making track segments(unfolding+tracksegments)" << endl;
 216   fTrackSegmentMaker->MakeTrackSegments(dl, emccl, ppsdl, trsl) ;
 217
 218   // mark the position of the TrackSegments in the array
 219   AliPHOSTrackSegment * trs ;
 220   for (index = 0 ; index < trsl->GetEntries() ; index++) {
 221     trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 222     trs->SetIndexInList(index) ;
 223   }
 224   if  (fDebugReconstruction){
 225     cout << "DebugReconstruction>>> Track segment list entries is " <<    trsl->GetEntries() << endl ;
 226     cout << "DebugReconstruction>>> Module "  <<
 227       "Ene(KeV) "             <<
 228       "Index "                <<
 229       "   X      "            <<
 230       "   Y      "            <<
 231       "   Z       "           <<
 232       " rX        "           <<
 233       " rY        "           <<
 234       " rZ      "             <<
 235       "Nprim "                <<
 236       " Primaries list "      <<  endl;
 237
 238     for (index = 0 ; index < trsl->GetEntries() ; index++) {
 239       trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 240       TVector3 locpos; trs->GetPosition(locpos);
 241       Int_t * primaries;
 242       Int_t nprimaries;
 243       primaries = trs->GetPrimariesEmc(nprimaries);
 244       cout << "DebugReconstruction>>> " <<
 245         setw(4) << trs->GetPHOSMod() << "  "  <<
 246         setw(9) << 1000.*trs->GetEnergy() <<       " "  <<
 247         setw(3) <<  trs->GetIndexInList() << " "  <<
 248         setw(9) <<  locpos.X() <<" "  <<
 249         setw(9) <<  locpos.Y() <<" "  <<
 250         setw(9) <<  locpos.Z() << " " <<
 251         setw(10) <<  (trs->GetMomentumDirection()).X() << " " <<
 252         setw(10) <<  (trs->GetMomentumDirection()).Y() << " " <<
 253         setw(10) <<  (trs->GetMomentumDirection()).Z() << " " <<
 254         setw(4) << nprimaries << "  ";
 255       for (Int_t iprimary=0; iprimary<nprimaries; iprimary++)
 256         cout << setw(4)  <<  primaries[iprimary] << " ";
 257       cout << endl;
 258     }
 259
 260   }
 261   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making reconstructed particles" << endl;
 262
 263   if (fPID) {
 264     fPID->MakeParticles(trsl, rpl) ;
 265
 266     // mark the position of the RecParticles in the array
 267     AliPHOSRecParticle * rp ;
 268     for (index = 0 ; index < rpl->GetEntries() ; index++) {
 269       rp = (AliPHOSRecParticle * )rpl->At(index) ;
 270       rp->SetIndexInList(index) ;
 271     }
 272     //Debugger of RecParticles
 273     if  (fDebugReconstruction){
 274       cout << "DebugReconstruction>>>  Reconstructed particle list entries is " <<    rpl->GetEntries() << endl ;
 275       cout << "DebugReconstruction>>> Module "  <<
 276         "    PARTICLE     "   <<
 277         "Ene(KeV) "           <<
 278         "Index "              <<
 279         "   X      "          <<
 280         "   Y      "          <<
 281         "   Z       "         <<
 282         "Nprim "              <<
 283         " Primaries list "    <<  endl;
 284       for (index = 0 ; index < rpl->GetEntries() ; index++) {
 285         rp = (AliPHOSRecParticle * ) rpl->At(index) ;
 286         TVector3 locpos; (rp->GetPHOSTrackSegment())->GetPosition(locpos);
 287         Int_t * primaries;
 288         Int_t nprimaries;
 289         Text_t particle[11];
 290         primaries = (rp->GetPHOSTrackSegment())->GetPrimariesEmc(nprimaries);
 291         switch(rp->GetType()) {
 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         for (Int_t iprimary=0; iprimary<nprimaries; iprimary++)
 328           cout << setw(4)  <<  primaries[iprimary] << " ";
 329         cout << endl;
 330       }
 331     }
 332
 333   }
 334
 335 }