1 /**************************************************************************
2 * Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
4 * Author: The ALICE Off-line Project. *
5 * Contributors are mentioned in the code where appropriate. *
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 **************************************************************************/
18 ///////////////////////////////////////////////////////////////////////////////
20 // class for TPC reconstruction //
22 ///////////////////////////////////////////////////////////////////////////////
25 #include "AliTPCReconstructor.h"
26 #include "AliRunLoader.h"
28 #include "AliRawReader.h"
29 #include "AliTPCclustererMI.h"
30 #include "AliTPCtrackerMI.h"
31 #include "AliTPCpidESD.h"
32 #include "AliTPCParam.h"
33 #include "AliTPCParamSR.h"
34 #include "AliTPCcalibDB.h"
36 ClassImp(AliTPCReconstructor)
39 AliTPCRecoParam * AliTPCReconstructor::fgkRecoParam =0; // reconstruction parameters
40 Int_t AliTPCReconstructor::fgStreamLevel = 0; // stream (debug) level
43 AliTPCReconstructor::AliTPCReconstructor():
48 // default constructor
51 AliError("The Reconstruction parameters nonitialized - Used default one");
52 fgkRecoParam = AliTPCRecoParam::GetHighFluxParam();
55 AliTPCParam* param = GetTPCParam();
57 AliWarning("Loading default TPC parameters !");
58 param = new AliTPCParamSR;
60 fClusterer = new AliTPCclustererMI(param);
63 //_____________________________________________________________________________
64 AliTPCReconstructor::~AliTPCReconstructor()
66 if (fgkRecoParam) delete fgkRecoParam;
67 if (fClusterer) delete fClusterer;
70 //_____________________________________________________________________________
71 void AliTPCReconstructor::Reconstruct(TTree* digitsTree, TTree* clustersTree) const {
72 // single event local reconstruction
74 fClusterer->SetInput(digitsTree);
75 fClusterer->SetOutput(clustersTree);
76 fClusterer->Digits2Clusters();
79 //_____________________________________________________________________________
80 void AliTPCReconstructor::Reconstruct(AliRawReader* rawReader, TTree* clustersTree) const {
81 // single event local reconstruction
82 // of TPC data starting from raw data
83 TString option = GetOption();
84 if (option.Contains("OldRCUFormat"))
85 fClusterer->SetOldRCUFormat(kTRUE);
87 fClusterer->SetOutput(clustersTree);
88 fClusterer->Digits2Clusters(rawReader);
91 //_____________________________________________________________________________
92 AliTracker* AliTPCReconstructor::CreateTracker() const
94 // create a TPC tracker
96 AliTPCParam* param = GetTPCParam();
98 AliWarning("Loading default TPC parameters !");
99 param = new AliTPCParamSR;
101 param->ReadGeoMatrices();
102 return new AliTPCtrackerMI(param);
105 //_____________________________________________________________________________
106 void AliTPCReconstructor::FillESD(TTree */*digitsTree*/, TTree */*clustersTree*/,
107 AliESDEvent* esd) const
111 Double_t parTPC[] = {47., 0.07, 5.};
112 AliTPCpidESD tpcPID(parTPC);
117 //_____________________________________________________________________________
118 AliTPCParam* AliTPCReconstructor::GetTPCParam() const
120 // get the TPC parameters
122 AliTPCParam* param = AliTPCcalibDB::Instance()->GetParameters();