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Teuchos_ArrayView.cpp
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41
42#include <Teuchos_ArrayView.hpp>
43
44namespace Teuchos {
45
46template<>
49{
50 using Teuchos::as;
51 std::ostringstream ss;
52
53 debug_assert_valid_ptr();
54
55 ss.setf (std::ios::scientific);
56 // 8 = round(23 * log10(2)) + 1. That's one decimal digit more
57 // than the binary precision justifies, which should be plenty.
58 // Guy Steele et al. have a better algorithm for floating-point
59 // I/O, but using a lot of digits is the lazy approach.
60 ss.precision (8);
61 ss << "{";
62 for (size_type i = 0; i < size (); ++i) {
63 ss << operator[] (i);
64 if (i + 1 < size ()) {
65 ss << ", ";
66 }
67 }
68 ss << "}";
69 return ss.str ();
70}
71
72template<>
75{
76 using Teuchos::as;
77 std::ostringstream ss;
78
79 debug_assert_valid_ptr();
80
81 ss.setf (std::ios::scientific);
82 // 8 = round(23 * log10(2)) + 1. That's one decimal digit more
83 // than the binary precision justifies, which should be plenty.
84 // Guy Steele et al. have a better algorithm for floating-point
85 // I/O, but using a lot of digits is the lazy approach.
86 ss.precision (8);
87 ss << "{";
88 for (size_type i = 0; i < size (); ++i) {
89 ss << operator[] (i);
90 if (i + 1 < size ()) {
91 ss << ", ";
92 }
93 }
94 ss << "}";
95 return ss.str ();
96}
97
98template<>
101{
102 using Teuchos::as;
103 std::ostringstream ss;
104
105 debug_assert_valid_ptr();
106
107 ss.setf (std::ios::scientific);
108 // 17 = round(52 * log10(2)) + 1. That's one decimal digit more
109 // than the binary precision justifies, which should be plenty. Guy
110 // Steele et al. have a better algorithm for floating-point I/O, but
111 // using a lot of digits is the lazy approach.
112 ss.precision (17);
113 ss << "{";
114 for (size_type i = 0; i < size (); ++i) {
115 ss << operator[] (i);
116 if (i + 1 < size ()) {
117 ss << ", ";
118 }
119 }
120 ss << "}";
121 return ss.str ();
122}
123
124template<>
127{
128 using Teuchos::as;
129 std::ostringstream ss;
130
131 debug_assert_valid_ptr();
132
133 ss.setf (std::ios::scientific);
134 // 17 = round(52 * log10(2)) + 1. That's one decimal digit more
135 // than the binary precision justifies, which should be plenty. Guy
136 // Steele et al. have a better algorithm for floating-point I/O, but
137 // using a lot of digits is the lazy approach.
138 ss.precision (17);
139 ss << "{";
140 for (size_type i = 0; i < size (); ++i) {
141 ss << operator[] (i);
142 if (i + 1 < size ()) {
143 ss << ", ";
144 }
145 }
146 ss << "}";
147 return ss.str ();
148}
149
150} // namespace Teuchos
#define TEUCHOSCORE_LIB_DLL_EXPORT
std::string toString() const
Convert an ArrayView<T> to an std::string
Ordinal size_type
Type representing the number of elements in an ArrayRCP or view thereof.
TypeTo as(const TypeFrom &t)
Convert from one value type to another.