1//
2// Copyright (c) 2000-2002
3// Joerg Walter, Mathias Koch
4//
5// Distributed under the Boost Software License, Version 1.0. (See
6// accompanying file LICENSE_1_0.txt or copy at
7// http://www.boost.org/LICENSE_1_0.txt)
8//
9// The authors gratefully acknowledge the support of
10// GeNeSys mbH & Co. KG in producing this work.
11//
12
13#include "test3.hpp"
14
15// Test vector expression templates
16template<class V, int N>
17struct test_my_vector {
18 typedef typename V::value_type value_type;
19 typedef typename V::size_type size_type;
20 typedef typename ublas::type_traits<value_type>::real_type real_type;
21
22 template<class VP>
23 void test_with (VP &v1, VP &v2, VP &v3) const {
24 {
25 value_type t;
26 size_type i;
27 real_type n;
28
29 // Default Construct
30 default_construct<VP>::test ();
31
32 // Copy and swap
33 initialize_vector (v1);
34 initialize_vector (v2);
35 v1 = v2;
36 std::cout << "v1 = v2 = " << v1 << std::endl;
37 v1.assign_temporary (v2);
38 std::cout << "v1.assign_temporary (v2) = " << v1 << std::endl;
39 v1.swap (v2);
40 std::cout << "v1.swap (v2) = " << v1 << " " << v2 << std::endl;
41
42 // Zero assignment
43 v1 = ublas::zero_vector<> (v1.size ());
44 std::cout << "v1.zero_vector = " << v1 << std::endl;
45 v1 = v2;
46
47#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
48 // Project range and slice
49 initialize_vector (v1);
50 initialize_vector (v2);
51 project (v1, ublas::range(0,1)) = project (v2, ublas::range(0,1));
52 project (v1, ublas::range(0,1)) = project (v2, ublas::slice(0,1,1));
53 project (v1, ublas::slice(2,-1,2)) = project (v2, ublas::slice(0,1,2));
54 project (v1, ublas::slice(2,-1,2)) = project (v2, ublas::range(0,2));
55 std::cout << "v1 = range/slice " << v1 << std::endl;
56#endif
57
58 // Unary vector operations resulting in a vector
59 initialize_vector (v1);
60 v2 = - v1;
61 std::cout << "- v1 = " << v2 << std::endl;
62 v2 = ublas::conj (v1);
63 std::cout << "conj (v1) = " << v2 << std::endl;
64
65 // Binary vector operations resulting in a vector
66 initialize_vector (v1);
67 initialize_vector (v2);
68 initialize_vector (v3);
69 v3 = v1 + v2;
70 std::cout << "v1 + v2 = " << v3 << std::endl;
71
72 v3 = v1 - v2;
73 std::cout << "v1 - v2 = " << v3 << std::endl;
74
75 // Scaling a vector
76 t = N;
77 initialize_vector (v1);
78 v2 = value_type (1.) * v1;
79 std::cout << "1. * v1 = " << v2 << std::endl;
80 v2 = t * v1;
81 std::cout << "N * v1 = " << v2 << std::endl;
82 initialize_vector (v1);
83 v2 = v1 * value_type (1.);
84 std::cout << "v1 * 1. = " << v2 << std::endl;
85 v2 = v1 * t;
86 std::cout << "v1 * N = " << v2 << std::endl;
87
88 // Some assignments
89 initialize_vector (v1);
90 initialize_vector (v2);
91 v2 += v1;
92 std::cout << "v2 += v1 = " << v2 << std::endl;
93 v2 -= v1;
94 std::cout << "v2 -= v1 = " << v2 << std::endl;
95 v2 = v2 + v1;
96 std::cout << "v2 = v2 + v1 = " << v2 << std::endl;
97 v2 = v2 - v1;
98 std::cout << "v2 = v2 - v1 = " << v2 << std::endl;
99 v1 *= value_type (1.);
100 std::cout << "v1 *= 1. = " << v1 << std::endl;
101 v1 *= t;
102 std::cout << "v1 *= N = " << v1 << std::endl;
103
104 // Unary vector operations resulting in a scalar
105 initialize_vector (v1);
106 t = ublas::sum (v1);
107 std::cout << "sum (v1) = " << t << std::endl;
108 n = ublas::norm_1 (v1);
109 std::cout << "norm_1 (v1) = " << n << std::endl;
110 n = ublas::norm_2 (v1);
111 std::cout << "norm_2 (v1) = " << n << std::endl;
112 n = ublas::norm_inf (v1);
113 std::cout << "norm_inf (v1) = " << n << std::endl;
114
115 i = ublas::index_norm_inf (v1);
116 std::cout << "index_norm_inf (v1) = " << i << std::endl;
117
118 // Binary vector operations resulting in a scalar
119 initialize_vector (v1);
120 initialize_vector (v2);
121 t = ublas::inner_prod (v1, v2);
122 std::cout << "inner_prod (v1, v2) = " << t << std::endl;
123 }
124 }
125 void operator () () const {
126 {
127 V v1 (N, N), v2 (N, N), v3 (N, N);
128 test_with (v1, v2, v3);
129
130#ifdef USE_RANGE
131 ublas::vector_range<V> vr1 (v1, ublas::range (0, N)),
132 vr2 (v2, ublas::range (0, N)),
133 vr3 (v3, ublas::range (0, N));
134 test_with (vr1, vr2, vr3);
135#endif
136
137#ifdef USE_SLICE
138 ublas::vector_slice<V> vs1 (v1, ublas::slice (0, 1, N)),
139 vs2 (v2, ublas::slice (0, 1, N)),
140 vs3 (v3, ublas::slice (0, 1, N));
141 test_with (vs1, vs2, vs3);
142#endif
143 }
144 }
145};
146
147// Test vector
148void test_vector () {
149 std::cout << "test_vector" << std::endl;
150
151#ifdef USE_SPARSE_VECTOR
152#ifdef USE_MAP_ARRAY
153#ifdef USE_FLOAT
154 std::cout << "float, map_array" << std::endl;
155 test_my_vector<ublas::mapped_vector<float, ublas::map_array<std::size_t, float> >, 3 > () ();
156#endif
157
158#ifdef USE_DOUBLE
159 std::cout << "double, map_array" << std::endl;
160 test_my_vector<ublas::mapped_vector<double, ublas::map_array<std::size_t, double> >, 3 > () ();
161#endif
162
163#ifdef USE_STD_COMPLEX
164#ifdef USE_FLOAT
165 std::cout << "std::complex<float>, map_array" << std::endl;
166 test_my_vector<ublas::mapped_vector<std::complex<float>, ublas::map_array<std::size_t, std::complex<float> > >, 3 > () ();
167#endif
168
169#ifdef USE_DOUBLE
170 std::cout << "std::complex<double>, map_array" << std::endl;
171 test_my_vector<ublas::mapped_vector<std::complex<double>, ublas::map_array<std::size_t, std::complex<double> > >, 3 > () ();
172#endif
173#endif
174#endif
175
176#ifdef USE_STD_MAP
177#ifdef USE_FLOAT
178 std::cout << "float, std::map" << std::endl;
179 test_my_vector<ublas::mapped_vector<float, std::map<std::size_t, float> >, 3 > () ();
180#endif
181
182#ifdef USE_DOUBLE
183 std::cout << "double, std::map" << std::endl;
184 test_my_vector<ublas::mapped_vector<double, std::map<std::size_t, double> >, 3 > () ();
185#endif
186
187#ifdef USE_STD_COMPLEX
188#ifdef USE_FLOAT
189 std::cout << "std::complex<float>, std::map" << std::endl;
190 test_my_vector<ublas::mapped_vector<std::complex<float>, std::map<std::size_t, std::complex<float> > >, 3 > () ();
191#endif
192
193#ifdef USE_DOUBLE
194 std::cout << "std::complex<double>, std::map" << std::endl;
195 test_my_vector<ublas::mapped_vector<std::complex<double>, std::map<std::size_t, std::complex<double> > > , 3 > () ();
196#endif
197#endif
198#endif
199#endif
200
201#ifdef USE_COMPRESSED_VECTOR
202#ifdef USE_FLOAT
203 std::cout << "float compressed" << std::endl;
204 test_my_vector<ublas::compressed_vector<float>, 3 > () ();
205#endif
206
207#ifdef USE_DOUBLE
208 std::cout << "double compressed" << std::endl;
209 test_my_vector<ublas::compressed_vector<double>, 3 > () ();
210#endif
211
212#ifdef USE_STD_COMPLEX
213#ifdef USE_FLOAT
214 std::cout << "std::complex<float> compressed" << std::endl;
215 test_my_vector<ublas::compressed_vector<std::complex<float> >, 3 > () ();
216#endif
217
218#ifdef USE_DOUBLE
219 std::cout << "std::complex<double> compressed" << std::endl;
220 test_my_vector<ublas::compressed_vector<std::complex<double> >, 3 > () ();
221#endif
222#endif
223#endif
224
225#ifdef USE_COORDINATE_VECTOR
226#ifdef USE_FLOAT
227 std::cout << "float coordinate" << std::endl;
228 test_my_vector<ublas::coordinate_vector<float>, 3 > () ();
229#endif
230
231#ifdef USE_DOUBLE
232 std::cout << "double coordinate" << std::endl;
233 test_my_vector<ublas::coordinate_vector<double>, 3 > () ();
234#endif
235
236#ifdef USE_STD_COMPLEX
237#ifdef USE_FLOAT
238 std::cout << "std::complex<float> coordinate" << std::endl;
239 test_my_vector<ublas::coordinate_vector<std::complex<float> >, 3 > () ();
240#endif
241
242#ifdef USE_DOUBLE
243 std::cout << "std::complex<double> coordinate" << std::endl;
244 test_my_vector<ublas::coordinate_vector<std::complex<double> >, 3 > () ();
245#endif
246#endif
247#endif
248}
249

source code of boost/libs/numeric/ublas/test/test31.cpp