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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): | |
26f071d8 | 51 | TNamed(obj), |
52 | fCuts(0) | |
7c38d6ee | 53 | { |
54 | // Copy constructor | |
26f071d8 | 55 | fCuts = obj.fCuts; |
7c38d6ee | 56 | } |
57 | ||
58 | ||
26f071d8 | 59 | AliAnalysisFilter& AliAnalysisFilter::operator=(const AliAnalysisFilter& other) |
60 | { | |
61 | // Assignment | |
62 | TNamed::operator=(other); | |
63 | fCuts = other.fCuts; | |
64 | return *this; | |
65 | } | |
66 | ||
9eeae5d5 | 67 | UInt_t AliAnalysisFilter::IsSelected(TObject* obj) |
7c38d6ee | 68 | { |
69 | // | |
70 | // Loop over all set of cuts | |
71 | // and store the decision | |
72 | UInt_t result = 0; | |
c54360e6 | 73 | UInt_t filterMask; |
74 | ||
7c38d6ee | 75 | TIter next(fCuts); |
76 | AliAnalysisCuts *cuts; | |
77 | Int_t iCutB = 1; | |
78 | ||
79 | while((cuts = (AliAnalysisCuts*)next())) { | |
9eeae5d5 | 80 | Bool_t acc = cuts->IsSelected(obj); |
c54360e6 | 81 | if ((filterMask = cuts->GetFilterMask()) > 0) { |
30a5c689 | 82 | acc = (acc && (filterMask == result)); |
c54360e6 | 83 | } |
a710e44a | 84 | cuts->SetSelected(acc); |
7c38d6ee | 85 | if (acc) {result |= iCutB & 0x00ffffff;} |
86 | iCutB *= 2; | |
87 | } | |
88 | ||
89 | return result; | |
90 | } | |
91 | ||
ac212a3c | 92 | UInt_t AliAnalysisFilter::IsSelected(TList* list) |
93 | { | |
94 | // | |
95 | // Loop over all set of cuts | |
96 | // and store the decision | |
97 | UInt_t result = 0; | |
a710e44a | 98 | UInt_t filterMask; |
99 | ||
ac212a3c | 100 | TIter next(fCuts); |
101 | AliAnalysisCuts *cuts; | |
102 | Int_t iCutB = 1; | |
103 | ||
104 | while((cuts = (AliAnalysisCuts*)next())) { | |
105 | Bool_t acc = cuts->IsSelected(list); | |
a710e44a | 106 | if ((filterMask = cuts->GetFilterMask()) > 0) { |
107 | acc = (acc && (filterMask & result)); | |
108 | } | |
109 | cuts->SetSelected(acc); | |
ac212a3c | 110 | if (acc) {result |= iCutB & 0x00ffffff;} |
111 | iCutB *= 2; | |
112 | } | |
113 | ||
114 | return result; | |
115 | } | |
9eeae5d5 | 116 | |
1b398ab4 | 117 | void AliAnalysisFilter::Init() |
118 | { | |
119 | // | |
120 | // Loop over all set of cuts and call Init | |
121 | TIter next(fCuts); | |
122 | AliAnalysisCuts *cuts; | |
123 | while((cuts = (AliAnalysisCuts*)next())) cuts->Init(); | |
124 | } | |
125 | ||
7c38d6ee | 126 | void AliAnalysisFilter::AddCuts(AliAnalysisCuts* cuts) |
127 | { | |
128 | // Add a set of cuts | |
129 | fCuts->Add(cuts); | |
130 | } | |
a710e44a | 131 | |
132 | Bool_t AliAnalysisFilter::IsSelected(char* name) | |
133 | { | |
134 | // | |
135 | // Returns current result for cut with name | |
136 | AliAnalysisCuts* cut = (AliAnalysisCuts*) (fCuts->FindObject(name)); | |
81557f01 | 137 | if (cut) { |
138 | return (cut->Selected()); | |
139 | } else { | |
140 | return 0; | |
141 | } | |
a710e44a | 142 | } |