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
  74   Int_t index ;
  75   // Digit Debuging
  76
  77
  78   if  (fDebugReconstruction)
  79     {
  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
  93       for (index = 0 ; index < dl->GetEntries() ; index++) {
  94         digit = (AliPHOSDigit * )  dl->At(index) ;
  95         calorimeter = fClusterizer->IsInEmc(digit);
  96         if (calorimeter) factor =1000. ; else factor=1000000.;
  97         cout << "DebugReconstruction>>>  " <<
  98           setw(8)  <<  digit->GetId() << " "  <<
  99           setw(3)  <<  calorimeter <<
 100           setw(10) <<  factor*fClusterizer->Calibrate(digit->GetAmp()) <<       "  "  <<
 101           setw(6)  <<  digit->GetIndexInList() << "  "  <<
 102           setw(5)  <<  digit->GetNprimary() <<"  "  <<
 103           setw(5)  <<  digit->GetPrimary(1) <<"  "  <<
 104           setw(5)  <<  digit->GetPrimary(2) <<"  "  <<
 105           setw(5)  <<  digit->GetPrimary(3) << endl;
 106       }
 107
 108     }
 109
 110
 111
 112   // Making Clusters
 113   if  (fDebugReconstruction)  cout << "DebugReconstruction>>> Start making reconstructed points (clusterizing)" << endl;
 114   fClusterizer->MakeClusters(dl, emccl, ppsdl);
 115
 116   // mark the position of the RecPoints in the array
 117   AliPHOSEmcRecPoint * emcrp ;
 118   for (index = 0 ; index < emccl->GetEntries() ; index++) {
 119     emcrp = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 120     emcrp->SetIndexInList(index) ;
 121   }
 122   AliPHOSPpsdRecPoint * ppsdrp ;
 123   for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 124     ppsdrp = (AliPHOSPpsdRecPoint * )ppsdl->At(index) ;
 125     ppsdrp->SetIndexInList(index) ;
 126   }
 127
 128   if  (fDebugReconstruction)
 129     {
 130       cout << "DebugReconstruction>>> Cluster emc list entries is " <<    emccl->GetEntries() << endl ;
 131       AliPHOSEmcRecPoint * recpoint;
 132       cout << "DebugReconstruction>>> Module "  <<
 133           "Ene(MeV) "             <<
 134           "Index "                    <<
 135           "Multi "                    <<
 136           "   X     "                      <<
 137           "   Y     "                      <<
 138           "   Z    "                      <<
 139           " Lambda 1   "                     <<
 140           " Lambda 2   "                     <<
 141           "MaxEnergy(MeV) "                 <<
 142         "Nprim "                 <<
 143         "Prim1 "                 <<
 144         "Prim2 "                 <<
 145         "Prim3 "                 << endl;
 146       for (index = 0 ; index < emccl->GetEntries() ; index++) {
 147         recpoint = (AliPHOSEmcRecPoint * )emccl->At(index) ;
 148         TVector3  locpos;  recpoint->GetLocalPosition(locpos);
 149         Float_t lambda[2]; recpoint->GetElipsAxis(lambda);
 150         Int_t * primaries;
 151         Int_t nprimaries;
 152         primaries = recpoint->GetPrimaries(nprimaries);
 153         cout << "DebugReconstruction>>>  " <<
 154           setw(2) <<recpoint->GetPHOSMod() << " "  <<
 155           setw(9) << 1000.*recpoint->GetTotalEnergy() <<       " "  <<
 156           setw(6) <<  recpoint->GetIndexInList() << " "  <<
 157           setw(5) <<  recpoint->GetMultiplicity() <<" "  <<
 158           setw(8) <<  locpos.X() <<" "  <<
 159           setw(8) <<  locpos.Y() <<" "  <<
 160           setw(8) <<  locpos.Z() << " " <<
 161           setw(10) << lambda[0] << "  " <<
 162           setw(10) << lambda[1] << "  " <<
 163           setw(9) << 1000*recpoint->GetMaximalEnergy() << "  " <<
 164           setw(9) << nprimaries << "  "  <<
 165           setw(4) << primaries[0] << "  "  <<
 166           setw(4) << primaries[1] << "  "  <<
 167           setw(4) << primaries[2] << "  "  << endl;
 168       }
 169
 170       cout << "DebugReconstruction>>> Cluster ppsd list entries is " <<    ppsdl->GetEntries() << endl ;
 171       AliPHOSPpsdRecPoint * ppsdrecpoint;
 172       Text_t detector[4];
 173       cout << "DebugReconstruction>>> Module "  <<
 174           "Det     "             <<
 175           "Ene(KeV) "             <<
 176           "Index "                    <<
 177           "Multi "                    <<
 178           "   X     "                      <<
 179           "   Y     "                      <<
 180           "   Z         "                      <<
 181         "Nprim "                 <<
 182         "Prim1 "                 <<
 183         "Prim2 "                 <<
 184         "Prim3 "                 << endl;
 185       for (index = 0 ; index < ppsdl->GetEntries() ; index++) {
 186         ppsdrecpoint = (AliPHOSPpsdRecPoint * ) ppsdl->At(index) ;
 187         TVector3  locpos; ppsdrecpoint->GetLocalPosition(locpos);
 188         Int_t * primaries;
 189         Int_t nprimaries;
 190         if (ppsdrecpoint->GetUp()) detector="CPV"; else detector="PC ";
 191         primaries = ppsdrecpoint->GetPrimaries(nprimaries);
 192         cout << "DebugReconstruction>>> " <<
 193           setw(4) << ppsdrecpoint->GetPHOSMod() << "  "  <<
 194           setw(4)  << detector << " "      <<
 195           setw(9) << 1000000.*ppsdrecpoint->GetTotalEnergy() <<       " "  <<
 196           setw(6) <<  ppsdrecpoint->GetIndexInList() << " "  <<
 197           setw(5) <<  ppsdrecpoint->GetMultiplicity() <<" "  <<
 198           setw(8) <<  locpos.X() <<" "  <<
 199           setw(8) <<  locpos.Y() <<" "  <<
 200           setw(8) <<  locpos.Z() << " " <<
 201           setw(9) << nprimaries << "  "  <<
 202           setw(4) << primaries[0] << "  "  <<
 203           setw(4) << primaries[1] << "  "  <<
 204           setw(4) << primaries[2] << "  "  << endl;
 205       }
 206     }
 207
 208
 209   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making track segments(unfolding+tracksegments)" << endl;
 210   fTrackSegmentMaker->MakeTrackSegments(dl, emccl, ppsdl, trsl) ;
 211
 212   // mark the position of the TrackSegments in the array
 213   AliPHOSTrackSegment * trs ;
 214   for (index = 0 ; index < trsl->GetEntries() ; index++) {
 215     trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 216     trs->SetIndexInList(index) ;
 217   }
 218   if  (fDebugReconstruction){
 219     cout << "DebugReconstruction>>> Track segment list entries is " <<    trsl->GetEntries() << endl ;
 220     cout << "DebugReconstruction>>> Module "  <<
 221       "Ene(KeV) "             <<
 222       "Index "                    <<
 223       "   X      "                      <<
 224       "   Y      "                      <<
 225       "   Z       "                      <<
 226       " rX        "                      <<
 227       " rY        "                      <<
 228       " rZ      "                               <<
 229       "Nprim "                 <<
 230       "Prim1 "                 <<
 231       "Prim2 "                 <<
 232       "Prim3 "                 << endl;
 233
 234     for (index = 0 ; index < trsl->GetEntries() ; index++) {
 235       trs = (AliPHOSTrackSegment * )trsl->At(index) ;
 236       TVector3 locpos; trs->GetPosition(locpos);
 237       Int_t * primaries;
 238       Int_t nprimaries;
 239       primaries = trs->GetPrimariesEmc(nprimaries);
 240       cout << "DebugReconstruction>>> " <<
 241         setw(4) << trs->GetPHOSMod() << "  "  <<
 242         setw(9) << 1000.*trs->GetEnergy() <<       " "  <<
 243         setw(3) <<  trs->GetIndexInList() << " "  <<
 244         setw(9) <<  locpos.X() <<" "  <<
 245         setw(9) <<  locpos.Y() <<" "  <<
 246         setw(9) <<  locpos.Z() << " " <<
 247         setw(10) <<  (trs->GetMomentumDirection()).X() << " " <<
 248         setw(10) <<  (trs->GetMomentumDirection()).Y() << " " <<
 249         setw(10) <<  (trs->GetMomentumDirection()).Z() << " " <<
 250         setw(4) << nprimaries << "  "  <<
 251         setw(4) << primaries[0] << "  "  <<
 252         setw(4) << primaries[1] << "  "  <<
 253         setw(4) << primaries[2] << "  "  << endl;
 254       }
 255
 256   }
 257   if  (fDebugReconstruction)  cout << "DebugReconstruction>>>> Start making particles" << endl;
 258
 259   fPID->MakeParticles(trsl, rpl) ;
 260
 261   // mark the position of the RecParticles in the array
 262   AliPHOSRecParticle * rp ;
 263   for (index = 0 ; index < rpl->GetEntries() ; index++) {
 264     rp = (AliPHOSRecParticle * )rpl->At(index) ;
 265     rp->SetIndexInList(index) ;
 266   }
 267 }