1 | |
---|
2 | /** \class ExampleModule |
---|
3 | * |
---|
4 | * Selects candidates from the InputArray according to the efficiency formula. |
---|
5 | * |
---|
6 | * $Date: 2013-02-12 14:57:44 +0100 (Tue, 12 Feb 2013) $ |
---|
7 | * $Revision: 905 $ |
---|
8 | * |
---|
9 | * |
---|
10 | * \author P. Demin - UCL, Louvain-la-Neuve |
---|
11 | * |
---|
12 | */ |
---|
13 | |
---|
14 | #include "modules/ExampleModule.h" |
---|
15 | |
---|
16 | #include "classes/DelphesClasses.h" |
---|
17 | #include "classes/DelphesFactory.h" |
---|
18 | #include "classes/DelphesFormula.h" |
---|
19 | |
---|
20 | #include "ExRootAnalysis/ExRootResult.h" |
---|
21 | #include "ExRootAnalysis/ExRootFilter.h" |
---|
22 | #include "ExRootAnalysis/ExRootClassifier.h" |
---|
23 | |
---|
24 | #include "TMath.h" |
---|
25 | #include "TString.h" |
---|
26 | #include "TFormula.h" |
---|
27 | #include "TRandom3.h" |
---|
28 | #include "TObjArray.h" |
---|
29 | #include "TDatabasePDG.h" |
---|
30 | #include "TLorentzVector.h" |
---|
31 | |
---|
32 | #include <algorithm> |
---|
33 | #include <stdexcept> |
---|
34 | #include <iostream> |
---|
35 | #include <sstream> |
---|
36 | |
---|
37 | using namespace std; |
---|
38 | |
---|
39 | //------------------------------------------------------------------------------ |
---|
40 | |
---|
41 | ExampleModule::ExampleModule() : |
---|
42 | fFormula(0), fItInputArray(0) |
---|
43 | { |
---|
44 | fFormula = new DelphesFormula; |
---|
45 | } |
---|
46 | |
---|
47 | //------------------------------------------------------------------------------ |
---|
48 | |
---|
49 | ExampleModule::~ExampleModule() |
---|
50 | { |
---|
51 | if(fFormula) delete fFormula; |
---|
52 | } |
---|
53 | |
---|
54 | //------------------------------------------------------------------------------ |
---|
55 | |
---|
56 | void ExampleModule::Init() |
---|
57 | { |
---|
58 | // read parameters |
---|
59 | |
---|
60 | fIntParam = GetInt("IntParam", 10); |
---|
61 | |
---|
62 | fDoubleParam = GetDouble("DoubleParam", 1.0); |
---|
63 | |
---|
64 | fFormula->Compile(GetString("EfficiencyFormula", "0.4")); |
---|
65 | |
---|
66 | ExRootConfParam param = GetParam("ArrayParam"); |
---|
67 | Long_t i, size; |
---|
68 | fArrayParam.clear(); |
---|
69 | |
---|
70 | size = param.GetSize(); |
---|
71 | for(i = 0; i < size; ++i) |
---|
72 | { |
---|
73 | fArrayParam.push_back(param[i].GetDouble()); |
---|
74 | } |
---|
75 | |
---|
76 | // import input array(s) |
---|
77 | |
---|
78 | fInputArray = ImportArray(GetString("InputArray", "FastJetFinder/jets")); |
---|
79 | fItInputArray = fInputArray->MakeIterator(); |
---|
80 | |
---|
81 | // create output array(s) |
---|
82 | |
---|
83 | fOutputArray = ExportArray(GetString("OutputArray", "jets")); |
---|
84 | |
---|
85 | } |
---|
86 | |
---|
87 | //------------------------------------------------------------------------------ |
---|
88 | |
---|
89 | void ExampleModule::Finish() |
---|
90 | { |
---|
91 | if(fItInputArray) delete fItInputArray; |
---|
92 | } |
---|
93 | |
---|
94 | //------------------------------------------------------------------------------ |
---|
95 | |
---|
96 | void ExampleModule::Process() |
---|
97 | { |
---|
98 | Candidate *candidate; |
---|
99 | TLorentzVector candidatePosition, candidateMomentum; |
---|
100 | |
---|
101 | // loop over all input candidates |
---|
102 | fItInputArray->Reset(); |
---|
103 | while((candidate = static_cast<Candidate*>(fItInputArray->Next()))) |
---|
104 | { |
---|
105 | candidatePosition = candidate->Position; |
---|
106 | candidateMomentum = candidate->Momentum; |
---|
107 | |
---|
108 | // apply an efficency formula |
---|
109 | if(gRandom->Uniform() <= fFormula->Eval(candidateMomentum.Pt(), candidatePosition.Eta())) |
---|
110 | { |
---|
111 | fOutputArray->Add(candidate); |
---|
112 | } |
---|
113 | } |
---|
114 | } |
---|
115 | |
---|
116 | //------------------------------------------------------------------------------ |
---|