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   if  (fDebugReconstruction)
  81     cout << "DebugReconstruction>>> " << "Start making reconstructed points (clusterizing!!)" << endl;
  82
  83   fClusterizer->MakeClusters(dl, emccl, ppsdl);
  84
  85   if  (fDebugReconstruction){
  86     cout << "DebugReconstruction>>> " << "AliPHOSReconstructioner: Digit list entries is " << dl->GetEntries() << endl ;
  87     cout << "AliPHOSReconstructioner: Emc  list entries is " << emccl->GetEntries() << endl ;
  88     cout << "AliPHOSReconstructioner: Ppsd list entries is " << ppsdl->GetEntries() << endl ;
  89   }
  90
  91   // Digit Debuging
  92   if  (fDebugReconstruction)     {
  93     cout << ">>>>>>>>>>>>>>>>>>>>>> DebugReconstruction  <<<<<<<<<<<<<<<<<<<<<<<<<<"  << endl ;
  94     cout << "DebugReconstruction>>> Digit list entries is " <<    dl->GetEntries() << endl ;
  95     AliPHOSDigit * digit;
  96     Bool_t calorimeter ;
  97     Float_t factor;
  98     cout << "DebugReconstruction>>>    Vol Id " <<
  99       " Ene(MeV, KeV) "             <<
 100       " Index "                    <<
 101       " Nprim "                     <<
 102       " Prim1 "                      <<
 103       " Prim2 "                      <<
 104       " Prim3 "                      <<  endl;
 105     for (index = 0 ; index < dl->GetEntries() ; index++) {
 106       digit = (AliPHOSDigit * )  dl->At(index) ;
 107       calorimeter = fClusterizer->IsInEmc(digit);
 108       if (calorimeter) factor =1000. ; else factor=1000000.;
 109       cout << "DebugReconstruction>>>  " <<
 110         setw(8)  <<  digit->GetId() << " "  <<
 111         setw(3)  <<  calorimeter <<
 112         setw(10) <<  factor*fClusterizer->Calibrate(digit->GetAmp()) <<       "  "  <<
 113         setw(6)  <<  digit->GetIndexInList() << "  "  <<
 114         setw(5)  <<  digit->GetNprimary() <<"  "  <<
 115         setw(5)  <<  digit->GetPrimary(1) <<"  "  <<
 116         setw(5)  <<  digit->GetPrimary(2) <<"  "  <<
 117         setw(5)  <<  digit->GetPrimary(3) << endl;
 118     }
 119
 120   }
 121
 122
 123
 124   // Making Clusters
 125   if  (fDebugReconstruction)  cout << "DebugReconstruction>>> Start making reconstructed points (clusterizing)" << endl;
 126
 127   // mark the position of the RecPoints in the array
 128   AliPHOSEmcRecPoint * emcrp ;
 129   for (index = 0 ; index < emccl->GetEntries() ; index++) {
 130     emcrp = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 131     emcrp->SetIndexInList(index) ;
 132   }
 133   AliPHOSPpsdRecPoint * ppsdrp ;
 134   for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 135     ppsdrp = (AliPHOSPpsdRecPoint * )ppsdl->At(index) ;
 136     ppsdrp->SetIndexInList(index) ;
 137   }
 138
 139   if  (fDebugReconstruction)
 140     {
 141       cout << "DebugReconstruction>>> Cluster emc list entries is " <<    emccl->GetEntries() << endl ;
 142       AliPHOSEmcRecPoint * recpoint;
 143       cout << "DebugReconstruction>>> Module "  <<
 144         "Ene(MeV) "             <<
 145         "Index "                    <<
 146         "Multi "                    <<
 147         "   X     "                      <<
 148         "   Y     "                      <<
 149         "   Z    "                      <<
 150         " Lambda 1   "                     <<
 151         " Lambda 2   "                     <<
 152         "MaxEnergy(MeV) "                 <<
 153         "Nprim "                 <<
 154         "Prim1 "                 <<
 155         "Prim2 "                 <<
 156         "Prim3 "                 << endl;
 157       for (index = 0 ; index < emccl->GetEntries() ; index++) {
 158         recpoint = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 159         TVector3  locpos;  recpoint->GetLocalPosition(locpos);
 160         Float_t lambda[2]; recpoint->GetElipsAxis(lambda);
 161         Int_t * primaries;
 162         Int_t nprimaries;
 163         primaries = recpoint->GetPrimaries(nprimaries);
 164         cout << "DebugReconstruction>>>  " <<
 165           setw(2) <<recpoint->GetPHOSMod() << " "  <<
 166           setw(9) << 1000.*recpoint->GetTotalEnergy() <<       " "  <<
 167           setw(6) <<  recpoint->GetIndexInList() << " "  <<
 168           setw(5) <<  recpoint->GetMultiplicity() <<" "  <<
 169           setw(8) <<  locpos.X() <<" "  <<
 170           setw(8) <<  locpos.Y() <<" "  <<
 171           setw(8) <<  locpos.Z() << " " <<
 172           setw(10) << lambda[0] << "  " <<
 173           setw(10) << lambda[1] << "  " <<
 174           setw(9) << 1000*recpoint->GetMaximalEnergy() << "  " <<
 175           setw(9) << nprimaries << "  "  <<
 176           setw(4) << primaries[0] << "  "  <<
 177           setw(4) << primaries[1] << "  "  <<
 178           setw(4) << primaries[2] << "  "  << endl;
 179       }
 180
 181       cout << "DebugReconstruction>>> Cluster ppsd list entries is " <<    ppsdl->GetEntries() << endl ;
 182       AliPHOSPpsdRecPoint * ppsdrecpoint;
 183       Text_t detector[4];
 184       cout << "DebugReconstruction>>> Module "  <<
 185         "Det     "             <<
 186         "Ene(KeV) "             <<
 187         "Index "                    <<
 188         "Multi "                    <<
 189         "   X     "                      <<
 190         "   Y     "                      <<
 191         "   Z         "                      <<
 192         "Nprim "                 <<
 193         "Prim1 "                 <<
 194         "Prim2 "                 <<
 195         "Prim3 "                 << endl;
 196       for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 197         ppsdrecpoint = (AliPHOSPpsdRecPoint * ) ppsdl->At(index) ;
 198         TVector3  locpos; ppsdrecpoint->GetLocalPosition(locpos);
 199         Int_t * primaries;
 200         Int_t nprimaries;
 201         if (ppsdrecpoint->GetUp())
 202           strcpy(detector, "CPV");
 203         else
 204           strcpy(detector, "PC ");
 205         primaries = ppsdrecpoint->GetPrimaries(nprimaries);
 206         cout << "DebugReconstruction>>> " <<
 207           setw(4) << ppsdrecpoint->GetPHOSMod() << "  "  <<
 208           setw(4)  << detector << " "      <<
 209           setw(9) << 1000000.*ppsdrecpoint->GetTotalEnergy() <<       " "  <<
 210           setw(6) <<  ppsdrecpoint->GetIndexInList() << " "  <<
 211           setw(5) <<  ppsdrecpoint->GetMultiplicity() <<" "  <<
 212           setw(8) <<  locpos.X() <<" "  <<
 213           setw(8) <<  locpos.Y() <<" "  <<
 214           setw(8) <<  locpos.Z() << " " <<
 215           setw(9) << nprimaries << "  "  <<
 216           setw(4) << primaries[0] << "  "  <<
 217           setw(4) << primaries[1] << "  "  <<
 218           setw(4) << primaries[2] << "  "  << endl;
 219       }
 220     }
 221
 222
 223   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making track segments(unfolding+tracksegments)" << endl;
 224   fTrackSegmentMaker->MakeTrackSegments(dl, emccl, ppsdl, trsl) ;
 225
 226   // mark the position of the TrackSegments in the array
 227   AliPHOSTrackSegment * trs ;
 228   for (index = 0 ; index < trsl->GetEntries() ; index++) {
 229     trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 230     trs->SetIndexInList(index) ;
 231   }
 232   if  (fDebugReconstruction){
 233     cout << "DebugReconstruction>>> Track segment list entries is " <<    trsl->GetEntries() << endl ;
 234     cout << "DebugReconstruction>>> Module "  <<
 235       "Ene(KeV) "             <<
 236       "Index "                    <<
 237       "   X      "                      <<
 238       "   Y      "                      <<
 239       "   Z       "                      <<
 240       " rX        "                      <<
 241       " rY        "                      <<
 242       " rZ      "                               <<
 243       "Nprim "                 <<
 244       "Prim1 "                 <<
 245       "Prim2 "                 <<
 246       "Prim3 "                 << endl;
 247
 248     for (index = 0 ; index < trsl->GetEntries() ; index++) {
 249       trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 250       TVector3 locpos; trs->GetPosition(locpos);
 251       Int_t * primaries;
 252       Int_t nprimaries;
 253       primaries = trs->GetPrimariesEmc(nprimaries);
 254       cout << "DebugReconstruction>>> " <<
 255         setw(4) << trs->GetPHOSMod() << "  "  <<
 256         setw(9) << 1000.*trs->GetEnergy() <<       " "  <<
 257         setw(3) <<  trs->GetIndexInList() << " "  <<
 258         setw(9) <<  locpos.X() <<" "  <<
 259         setw(9) <<  locpos.Y() <<" "  <<
 260         setw(9) <<  locpos.Z() << " " <<
 261         setw(10) <<  (trs->GetMomentumDirection()).X() << " " <<
 262         setw(10) <<  (trs->GetMomentumDirection()).Y() << " " <<
 263         setw(10) <<  (trs->GetMomentumDirection()).Z() << " " <<
 264         setw(4) << nprimaries << "  "  <<
 265         setw(4) << primaries[0] << "  "  <<
 266         setw(4) << primaries[1] << "  "  <<
 267         setw(4) << primaries[2] << "  "  << endl;
 268     }
 269
 270   }
 271   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making reconstructed particles" << endl;
 272
 273   fPID->MakeParticles(trsl, rpl) ;
 274
 275   // mark the position of the RecParticles in the array
 276   AliPHOSRecParticle * rp ;
 277   for (index = 0 ; index < rpl->GetEntries() ; index++) {
 278     rp = (AliPHOSRecParticle * )rpl->At(index) ;
 279     rp->SetIndexInList(index) ;
 280   }
 281   //Debugger of RecParticles
 282  if  (fDebugReconstruction){
 283     cout << "DebugReconstruction>>>  Reconstructed particle list entries is " <<    rpl->GetEntries() << endl ;
 284     cout << "DebugReconstruction>>> Module "  <<
 285       "    PARTICLE     "   <<
 286       "Ene(KeV) "             <<
 287       "Index "                    <<
 288       "   X      "                      <<
 289       "   Y      "                      <<
 290       "   Z       "                      <<
 291       "Nprim "                 <<
 292       "Prim1 "                 <<
 293       "Prim2 "                 <<
 294       "Prim3 "                 << endl;
 295     for (index = 0 ; index < rpl->GetEntries() ; index++) {
 296       rp = (AliPHOSRecParticle * ) rpl->At(index) ;
 297       TVector3 locpos; (rp->GetPHOSTrackSegment())->GetPosition(locpos);
 298       Int_t * primaries;
 299       Int_t nprimaries;
 300       Text_t particle[11];
 301       primaries = (rp->GetPHOSTrackSegment())->GetPrimariesEmc(nprimaries);
 302       switch(rp->GetType())
 303         {
 304         case  AliPHOSFastRecParticle::kNEUTRALEM:
 305           strcpy( particle, "NEUTRAL_EM");
 306           break;
 307         case  AliPHOSFastRecParticle::kNEUTRALHA:
 308           strcpy(particle, "NEUTRAL_HA");
 309           break;
 310         case  AliPHOSFastRecParticle::kGAMMA:
 311           strcpy(particle, "GAMMA");
 312           break ;
 313         case  AliPHOSFastRecParticle::kGAMMAHA:
 314           strcpy(particle, "GAMMA_H");
 315           break ;
 316         case  AliPHOSFastRecParticle::kABSURDEM:
 317           strcpy(particle, "ABSURD_EM") ;
 318           break ;
 319         case  AliPHOSFastRecParticle::kABSURDHA:
 320           strcpy(particle, "ABSURD_HA") ;
 321           break ;
 322         case  AliPHOSFastRecParticle::kELECTRON:
 323           strcpy(particle, "ELECTRON") ;
 324           break ;
 325         case  AliPHOSFastRecParticle::kCHARGEDHA:
 326           strcpy(particle, "CHARGED_HA") ;
 327           break ;
 328         }
 329
 330       cout << "DebugReconstruction>>> " <<
 331         setw(4) << (rp->GetPHOSTrackSegment())->GetPHOSMod() << "  "  <<
 332         setw(15) << particle << "  " <<
 333         setw(9) << 1000.*(rp->GetPHOSTrackSegment())->GetEnergy() <<       " "  <<
 334         setw(3) <<  rp->GetIndexInList() << " "  <<
 335         setw(9) <<  locpos.X() <<" "  <<
 336         setw(9) <<  locpos.Y() <<" "  <<
 337         setw(9) <<  locpos.Z() << " " <<
 338         setw(4) << nprimaries << "  "  <<
 339         setw(4) << primaries[0] << "  "  <<
 340         setw(4) << primaries[1] << "  "  <<
 341         setw(4) << primaries[2] << "  "  << endl;
 342     }
 343
 344   }
 345
 346
 347 }