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 "AliMpArea.h"
  41 #include <TCollection.h>
  42
  43 /// \cond CLASSIMP
  44 ClassImp(AliMUONLegacyClusterServer)
  45 /// \endcond
  46
  47 //_____________________________________________________________________________
  48 AliMUONLegacyClusterServer::AliMUONLegacyClusterServer(const AliMUONGeometryTransformer& transformer,
  49                                                                                                                                                                                                                          AliMUONVClusterStore* store,
  50                                                                                                                                                                                                                          Bool_t bypassSt4, Bool_t bypassSt5)
  51 : AliMUONVClusterServer(), fTransformer(transformer), fClusterStore(store), fTriggerTrackStore(0x0),
  52 fBypass(0x0),
  53 fBypassSt4(bypassSt4),
  54 fBypassSt5(bypassSt5)
  55 {
  56   /// ctor. Mode Read : we'll only server clusters from existing store
  57 }
  58
  59 //_____________________________________________________________________________
  60 AliMUONLegacyClusterServer::~AliMUONLegacyClusterServer()
  61 {
  62   /// dtor
  63   delete fBypass;
  64 }
  65
  66 //_____________________________________________________________________________
  67 Int_t
  68 AliMUONLegacyClusterServer::Clusterize(Int_t chamberId,
  69                                        AliMUONVClusterStore& clusterStore,
  70                                        const AliMpArea& /*area*/)
  71 {
  72   /// Fills clusterStore with clusters in given chamber
  73   ///
  74   /// Return the number of clusters added to clusterStore
  75
  76   AliCodeTimerAuto(Form("Chamber %d",chamberId));
  77
  78   if ( fBypassSt4 && ( chamberId == 6 || chamberId == 7 ) )
  79   {
  80     return fBypass->GenerateClusters(chamberId,clusterStore);
  81   }
  82
  83         if ( fBypassSt5 && ( chamberId == 8 || chamberId == 9 ) )
  84   {
  85     return fBypass->GenerateClusters(chamberId,clusterStore);
  86   }
  87
  88   AliDebug(1,Form("chamberId=%d fClusterStore(%p).GetSize()=%d clusterStore(%p).GetSize()=%d",
  89                   chamberId,
  90                   fClusterStore,fClusterStore->GetSize(),
  91                   &clusterStore,clusterStore.GetSize()));
  92
  93   TIter next(fClusterStore->CreateChamberIterator(chamberId,chamberId));
  94   AliMUONVCluster* cluster;
  95   Int_t n(0);
  96   TObjArray a;
  97
  98   while ( ( cluster = static_cast<AliMUONVCluster*>(next()) ) )
  99   {
 100     clusterStore.Add(*cluster);
 101     a.Add(cluster);
 102     ++n;
 103   }
 104
 105   TIter remove(&a);
 106   while ( ( cluster = static_cast<AliMUONVCluster*>(remove()) ) )
 107   {
 108     fClusterStore->Remove(*cluster);
 109   }
 110
 111   AliDebug(1,Form("n=%d remaining clusters=%d",n,fClusterStore->GetSize()));
 112
 113   return n;
 114 }
 115
 116 //_____________________________________________________________________________
 117 Bool_t
 118 AliMUONLegacyClusterServer::UseTriggerTrackStore(AliMUONVTriggerTrackStore* trackStore)
 119 {
 120   /// Tells us to use trigger track store, and thus to bypass St4 and/or 5 clusters
 121   fTriggerTrackStore = trackStore; // not owner
 122   delete fBypass;
 123   fBypass = new AliMUONTriggerTrackToTrackerClusters(fTransformer,fTriggerTrackStore);
 124   return kTRUE;
 125 }
 126
 127 //_____________________________________________________________________________
 128 void
 129 AliMUONLegacyClusterServer::UseDigits(TIter&)
 130 {
 131   /// Give the iterator to our delegate if we have one, of issue and error
 132
 133   AliError("Not implemented for this class, as we're not writing clusters, but reading them instead !");
 134 }
 135