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7c38d6ee | 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 | ||
1b398ab4 | 16 | /* $Id$ */ |
17 | ||
7c38d6ee | 18 | // |
19 | // Manager class for filter decisions based on cuts | |
20 | // The filter contains a list of sets of cuts. | |
21 | // A bit field is filled in order to store the decision of each cut-set. | |
22 | // Author: Andreas Morsch | |
23 | // andreas.morsch@cern.ch | |
24 | ||
25 | #include <TObject.h> | |
26 | #include <TList.h> | |
27 | #include "AliAnalysisFilter.h" | |
28 | #include "AliAnalysisCuts.h" | |
29 | ||
30 | ||
31 | ClassImp(AliAnalysisFilter) | |
32 | ||
33 | ||
34 | //////////////////////////////////////////////////////////////////////// | |
35 | ||
36 | AliAnalysisFilter::AliAnalysisFilter(): | |
37 | TNamed(), | |
38 | fCuts(0) | |
39 | { | |
40 | // Default constructor | |
41 | } | |
42 | ||
43 | AliAnalysisFilter::AliAnalysisFilter(const char* name, const char* title): | |
44 | TNamed(name, title), | |
45 | fCuts(new TList()) | |
46 | { | |
47 | // Constructor | |
48 | } | |
49 | ||
50 | AliAnalysisFilter::AliAnalysisFilter(const AliAnalysisFilter& obj): | |
51 | TNamed(obj) | |
52 | { | |
53 | // Copy constructor | |
54 | } | |
55 | ||
56 | ||
57 | UInt_t AliAnalysisFilter::IsSelected(TObject* obj) | |
58 | { | |
59 | // | |
60 | // Loop over all set of cuts | |
61 | // and store the decision | |
62 | UInt_t result = 0; | |
63 | TIter next(fCuts); | |
64 | AliAnalysisCuts *cuts; | |
65 | Int_t iCutB = 1; | |
66 | ||
67 | while((cuts = (AliAnalysisCuts*)next())) { | |
68 | Bool_t acc = cuts->IsSelected(obj); | |
69 | if (acc) {result |= iCutB & 0x00ffffff;} | |
70 | iCutB *= 2; | |
71 | } | |
72 | ||
73 | return result; | |
74 | } | |
75 | ||
1b398ab4 | 76 | void AliAnalysisFilter::Init() |
77 | { | |
78 | // | |
79 | // Loop over all set of cuts and call Init | |
80 | TIter next(fCuts); | |
81 | AliAnalysisCuts *cuts; | |
82 | while((cuts = (AliAnalysisCuts*)next())) cuts->Init(); | |
83 | } | |
84 | ||
7c38d6ee | 85 | void AliAnalysisFilter::AddCuts(AliAnalysisCuts* cuts) |
86 | { | |
87 | // Add a set of cuts | |
88 | fCuts->Add(cuts); | |
89 | } |