MUON/AliMUONLegacyClusterServer.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 /// \class AliMUONLegacyClusterServer
  19 ///
  20 /// Special implementation of AliMUONVClusterServer, which will only return
  21 /// clusters from a pre-defined cluster store.
  22 ///
  23 /// Made to recover the old (i.e. before introduction of VClusterServer) behavior
  24 /// of the MUON recontruction where rec points were always written to TreeR,
  25 /// and then the tracking picked them from that tree, in order to have the
  26 /// possibility to save full rec points (for debugging the spectro, mainly, should
  27 /// not be an option used during final production).
  28 ///
  29 /// \author Laurent Aphecetche, Subatech
  30 ///
  31
  32 #include "AliMUONLegacyClusterServer.h"
  33
  34 #include "AliCodeTimer.h"
  35 #include "AliLog.h"
  36 #include "AliMUONGeometryTransformer.h"
  37 #include "AliMUONTriggerTrackToTrackerClusters.h"
  38 #include "AliMUONVCluster.h"
  39 #include "AliMUONVClusterStore.h"
  40 #include "AliMUONRecoParam.h"
  41 #include "AliMpArea.h"
  42 #include <TCollection.h>
  43
  44 /// \cond CLASSIMP
  45 ClassImp(AliMUONLegacyClusterServer)
  46 /// \endcond
  47
  48 //_____________________________________________________________________________
  49 AliMUONLegacyClusterServer::AliMUONLegacyClusterServer(const AliMUONGeometryTransformer& transformer,
  50                                                                                                                                                                                                                          AliMUONVClusterStore* store,
  51                                                                                                                                                                                                                          Bool_t bypassSt4, Bool_t bypassSt5)
  52 : AliMUONVClusterServer(), fkTransformer(transformer), fClusterStore(store), fTriggerTrackStore(0x0),
  53 fBypass(0x0),
  54 fBypassSt4(bypassSt4),
  55 fBypassSt5(bypassSt5)
  56 {
  57   /// ctor. Mode Read : we'll only server clusters from existing store
  58 }
  59
  60 //_____________________________________________________________________________
  61 AliMUONLegacyClusterServer::~AliMUONLegacyClusterServer()
  62 {
  63   /// dtor
  64   delete fBypass;
  65 }
  66
  67 //_____________________________________________________________________________
  68 Int_t
  69 AliMUONLegacyClusterServer::Clusterize(Int_t chamberId,
  70                                        AliMUONVClusterStore& clusterStore,
  71                                        const AliMpArea& /*area*/,
  72                                        const AliMUONRecoParam* /*recoParam*/)
  73 {
  74   /// Fills clusterStore with clusters in given chamber
  75   ///
  76   /// Return the number of clusters added to clusterStore
  77
  78   AliCodeTimerAuto(Form("Chamber %d",chamberId));
  79
  80   if ( fBypassSt4 && ( chamberId == 6 || chamberId == 7 ) )
  81   {
  82     return fBypass->GenerateClusters(chamberId,clusterStore);
  83   }
  84
  85         if ( fBypassSt5 && ( chamberId == 8 || chamberId == 9 ) )
  86   {
  87     return fBypass->GenerateClusters(chamberId,clusterStore);
  88   }
  89
  90   AliDebug(1,Form("chamberId=%d fClusterStore(%p).GetSize()=%d clusterStore(%p).GetSize()=%d",
  91                   chamberId,
  92                   fClusterStore,fClusterStore->GetSize(),
  93                   &clusterStore,clusterStore.GetSize()));
  94
  95   TIter next(fClusterStore->CreateChamberIterator(chamberId,chamberId));
  96   AliMUONVCluster* cluster;
  97   Int_t n(0);
  98   TObjArray a;
  99
 100   while ( ( cluster = static_cast<AliMUONVCluster*>(next()) ) )
 101   {
 102     clusterStore.Add(*cluster);
 103     a.Add(cluster);
 104     ++n;
 105   }
 106
 107   TIter remove(&a);
 108   while ( ( cluster = static_cast<AliMUONVCluster*>(remove()) ) )
 109   {
 110     fClusterStore->Remove(*cluster);
 111   }
 112
 113   AliDebug(1,Form("n=%d remaining clusters=%d",n,fClusterStore->GetSize()));
 114
 115   return n;
 116 }
 117
 118 //_____________________________________________________________________________
 119 Bool_t
 120 AliMUONLegacyClusterServer::UseTriggerTrackStore(AliMUONVTriggerTrackStore* trackStore)
 121 {
 122   /// Tells us to use trigger track store, and thus to bypass St4 and/or 5 clusters
 123   fTriggerTrackStore = trackStore; // not owner
 124   delete fBypass;
 125   fBypass = new AliMUONTriggerTrackToTrackerClusters(fkTransformer,fTriggerTrackStore);
 126   return kTRUE;
 127 }
 128
 129 //_____________________________________________________________________________
 130 void
 131 AliMUONLegacyClusterServer::UseDigits(TIter&, AliMUONVDigitStore*)
 132 {
 133   /// Give the iterator to our delegate if we have one, of issue and error
 134
 135   AliError("Not implemented for this class, as we're not writing clusters, but reading them instead !");
 136 }
 137