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