| Geant4 Cross Reference |
1 //
2 // ********************************************************************
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18 // * This code implementation is the result of the scientific and *
19 // * technical work of the GEANT4 collaboration. *
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24 // ********************************************************************
25 //
26 // G4DataVector class implementation
27 //
28 // Author: H.Kurashige, 18 September 2001
29 // --------------------------------------------------------------------
30
31 #include "G4DataVector.hh"
32 #include <iomanip>
33
34 // --------------------------------------------------------------------
35 G4DataVector::G4DataVector(std::size_t cap)
36 : std::vector<G4double>(cap, 0.0)
37 {}
38
39 // --------------------------------------------------------------------
40 G4DataVector::G4DataVector(std::size_t cap, G4double value)
41 : std::vector<G4double>(cap, value)
42 {}
43
44 // --------------------------------------------------------------------
45 G4bool G4DataVector::Store(std::ofstream& fOut, G4bool ascii)
46 {
47 // Ascii mode
48 if(ascii)
49 {
50 fOut << *this;
51 return true;
52 }
53
54 // Binary Mode
55 auto sizeV = G4int(size());
56 fOut.write((char*) (&sizeV), sizeof sizeV);
57
58 auto value = new G4double[sizeV];
59 std::size_t i = 0;
60 for(auto itr = cbegin(); itr != cend(); ++itr, ++i)
61 {
62 value[i] = *itr;
63 }
64 fOut.write((char*) (value), sizeV * (sizeof(G4double)));
65 delete[] value;
66
67 return true;
68 }
69
70 // --------------------------------------------------------------------
71 G4bool G4DataVector::Retrieve(std::ifstream& fIn, G4bool ascii)
72 {
73 clear();
74 G4int sizeV = 0;
75
76 // retrieve in ascii mode
77 if(ascii)
78 {
79 // contents
80 fIn >> sizeV;
81 if(fIn.fail())
82 {
83 return false;
84 }
85 if(sizeV <= 0)
86 {
87 #ifdef G4VERBOSE
88 G4cerr << "G4DataVector::Retrieve():";
89 G4cerr << " Invalid vector size: " << sizeV << G4endl;
90 #endif
91 return false;
92 }
93
94 reserve(sizeV);
95 for(G4int i = 0; i < sizeV; ++i)
96 {
97 G4double vData = 0.0;
98 fIn >> vData;
99 if(fIn.fail())
100 {
101 return false;
102 }
103 push_back(vData);
104 }
105 return true;
106 }
107
108 // retrieve in binary mode
109 fIn.read((char*) (&sizeV), sizeof sizeV);
110
111 auto value = new G4double[sizeV];
112 fIn.read((char*) (value), sizeV * (sizeof(G4double)));
113 if(G4int(fIn.gcount()) != G4int(sizeV * (sizeof(G4double))))
114 {
115 delete[] value;
116 return false;
117 }
118
119 reserve(sizeV);
120 for(G4int i = 0; i < sizeV; ++i)
121 {
122 push_back(value[i]);
123 }
124 delete[] value;
125 return true;
126 }
127
128 // --------------------------------------------------------------------
129 std::ostream& operator<<(std::ostream& out, const G4DataVector& pv)
130 {
131 out << pv.size() << std::setprecision(12) << G4endl;
132 for(std::size_t i = 0; i < pv.size(); ++i)
133 {
134 out << pv[i] << G4endl;
135 }
136 out << std::setprecision(6);
137
138 return out;
139 }
140