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121a60bd | 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 | // // | |
20 | // class for TRD reconstruction // | |
21 | // // | |
22 | /////////////////////////////////////////////////////////////////////////////// | |
23 | ||
24 | ||
25 | #include "AliTRDReconstructor.h" | |
26 | #include "AliRunLoader.h" | |
27 | #include "AliTRDparameter.h" | |
121a60bd | 28 | #include "AliTRDclusterizerV1.h" |
29 | #include "AliTRDtracker.h" | |
30 | #include <TFile.h> | |
31 | ||
32 | ||
33 | ClassImp(AliTRDReconstructor) | |
34 | ||
35 | ||
36 | //_____________________________________________________________________________ | |
37 | void AliTRDReconstructor::Reconstruct(AliRunLoader* runLoader) const | |
38 | { | |
39 | // reconstruct clusters | |
40 | ||
2b217b01 | 41 | AliLoader *loader=runLoader->GetLoader("TRDLoader"); |
42 | loader->LoadRecPoints("recreate"); | |
43 | ||
121a60bd | 44 | AliTRDclusterizerV1 clusterer("clusterer", "TRD clusterizer"); |
45 | runLoader->CdGAFile(); | |
46 | AliTRDparameter* trdParam = GetTRDparameter(runLoader); | |
47 | if (!trdParam) { | |
48 | Error("Reconstruct", "no TRD parameters found"); | |
49 | return; | |
50 | } | |
51 | trdParam->ReInit(); | |
52 | clusterer.SetParameter(trdParam); | |
53 | Int_t nEvents = runLoader->GetNumberOfEvents(); | |
54 | ||
55 | for (Int_t iEvent = 0; iEvent < nEvents; iEvent++) { | |
56 | clusterer.Open(runLoader->GetFileName(), iEvent); | |
57 | clusterer.ReadDigits(); | |
58 | clusterer.MakeClusters(); | |
59 | clusterer.WriteClusters(-1); | |
60 | } | |
61 | } | |
62 | ||
63 | //_____________________________________________________________________________ | |
64 | AliTracker* AliTRDReconstructor::CreateTracker(AliRunLoader* runLoader) const | |
65 | { | |
66 | // create a TRD tracker | |
67 | ||
68 | runLoader->CdGAFile(); | |
69 | return new AliTRDtracker(gFile); | |
70 | } | |
71 | ||
72 | //_____________________________________________________________________________ | |
73 | void AliTRDReconstructor::FillESD(AliRunLoader* /*runLoader*/, | |
74 | AliESD* /*esd*/) const | |
75 | { | |
76 | } | |
77 | ||
78 | ||
79 | //_____________________________________________________________________________ | |
80 | AliTRDparameter* AliTRDReconstructor::GetTRDparameter(AliRunLoader* runLoader) const | |
81 | { | |
82 | // get the TRD parameters | |
83 | ||
84 | runLoader->CdGAFile(); | |
85 | AliTRDparameter* trdParam = (AliTRDparameter*) gFile->Get("TRDparameter"); | |
86 | if (!trdParam) { | |
87 | Error("GetTRDparameter", "no TRD parameters available"); | |
88 | return NULL; | |
89 | } | |
90 | return trdParam; | |
91 | } | |
92 | ||
93 |