ceph/src/boost/libs/numeric/ublas/test/test11.cpp

   1 //  Copyright (c) 2000-2002
   2 //  Joerg Walter, Mathias Koch
   3 //
   4 //  Distributed under the Boost Software License, Version 1.0. (See
   5 //  accompanying file LICENSE_1_0.txt or copy at
   6 //  http://www.boost.org/LICENSE_1_0.txt)
   7 //
   8 //  The authors gratefully acknowledge the support of
   9 //  GeNeSys mbH & Co. KG in producing this work.
  10
  11 #include "test1.hpp"
  12
  13 // Test vector expression templates
  14 template<class V, int N>
  15 struct test_my_vector {
  16     typedef typename V::value_type value_type;
  17     typedef typename V::size_type size_type;
  18     typedef typename ublas::type_traits<value_type>::real_type real_type;
  19
  20     template<class VP>
  21     void test_container_with (VP &v1) const {
  22         // Container type tests in addition to expression types
  23         // Insert and erase
  24         v1.insert_element (0, 55);
  25         v1.erase_element (1);
  26         v1.clear ();
  27     }
  28
  29     template<class VP>
  30     void test_expression_with (VP &v1, VP &v2, VP &v3) const {
  31         // Expression type tests
  32         value_type t;
  33         size_type i;
  34         real_type n;
  35
  36         // Default Construct
  37         default_construct<VP>::test ();
  38
  39         // Copy and swap
  40         initialize_vector (v1);
  41         initialize_vector (v2);
  42         v1 = v2;
  43         std::cout << "v1 = v2 = " << v1 << std::endl;
  44         v1.assign_temporary (v2);
  45         std::cout << "v1.assign_temporary (v2) = " << v1 << std::endl;
  46         v1.swap (v2);
  47         std::cout << "v1.swap (v2) = " << v1 << " " << v2 << std::endl;
  48
  49         // Zero assignment
  50         v1 = ublas::zero_vector<> (v1.size ());
  51         std::cout << "v1.zero_vector = " << v1 << std::endl;
  52         v1 = v2;
  53
  54 #ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
  55             // Project range and slice
  56         initialize_vector (v1);
  57         initialize_vector (v2);
  58         project (v1, ublas::range(0,1)) = project (v2, ublas::range(0,1));
  59         project (v1, ublas::range(0,1)) = project (v2, ublas::slice(0,1,1));
  60         project (v1, ublas::slice(2,-1,2)) = project (v2, ublas::slice(0,1,2));
  61         project (v1, ublas::slice(2,-1,2)) = project (v2, ublas::range(0,2));
  62         std::cout << "v1 = range/slice " << v1 << std::endl;
  63 #endif
  64
  65             // Unary vector operations resulting in a vector
  66         initialize_vector (v1);
  67         v2 = - v1;
  68         std::cout << "- v1 = " << v2 << std::endl;
  69         v2 = ublas::conj (v1);
  70         std::cout << "conj (v1) = " << v2 << std::endl;
  71
  72         // Binary vector operations resulting in a vector
  73         initialize_vector (v1);
  74         initialize_vector (v2);
  75         v3 = v1 + v2;
  76         std::cout << "v1 + v2 = " << v3 << std::endl;
  77         v3 = v1 - v2;
  78         std::cout << "v1 - v2 = " << v3 << std::endl;
  79         v3 = ublas::element_prod (v1, v2);
  80         std::cout << "element_prod (v1, v2) = " << v3 << std::endl;
  81
  82         // Scaling a vector
  83         t = N;
  84         initialize_vector (v1);
  85         v2 = value_type (1.) * v1;
  86         std::cout << "1. * v1 = " << v2 << std::endl;
  87         v2 = t * v1;
  88         std::cout << "N * v1 = " << v2 << std::endl;
  89         initialize_vector (v1);
  90         v2 = v1 * value_type (1.);
  91         std::cout << "v1 * 1. = " << v2 << std::endl;
  92         v2 = v1 * t;
  93           std::cout << "v1 * value_type(N) = " << v2 << std::endl;
  94           // test interop with integer
  95           v2 = v1 * N;
  96
  97         std::cout << "v1 * N = " << v2 << std::endl;
  98
  99         // Some assignments
 100         initialize_vector (v1);
 101         initialize_vector (v2);
 102         v2 += v1;
 103         std::cout << "v2 += v1 = " << v2 << std::endl;
 104         v2 -= v1;
 105         std::cout << "v2 -= v1 = " << v2 << std::endl;
 106         v2 = v2 + v1;
 107         std::cout << "v2 = v2 + v1 = " << v2 << std::endl;
 108         v2 = v2 - v1;
 109         std::cout << "v2 = v2 - v1 = " << v2 << std::endl;
 110         v1 *= value_type (1.);
 111         std::cout << "v1 *= 1. = " << v1 << std::endl;
 112         v1 *= t;
 113           std::cout << "v1 *= value_type(N) = " << v1 << std::endl;
 114           // test interop with integer
 115           v1 *= N;
 116         std::cout << "v1 *= N = " << v1 << std::endl;
 117
 118         // Unary vector operations resulting in a scalar
 119         initialize_vector (v1);
 120         t = ublas::sum (v1);
 121         std::cout << "sum (v1) = " << t << std::endl;
 122         n = ublas::norm_1 (v1);
 123         std::cout << "norm_1 (v1) = " << n << std::endl;
 124         n = ublas::norm_2 (v1);
 125         std::cout << "norm_2 (v1) = " << n << std::endl;
 126         n = ublas::norm_inf (v1);
 127         std::cout << "norm_inf (v1) = " << n << std::endl;
 128
 129         i = ublas::index_norm_inf (v1);
 130         std::cout << "index_norm_inf (v1) = " << i << std::endl;
 131
 132         // Binary vector operations resulting in a scalar
 133         initialize_vector (v1);
 134         initialize_vector (v2);
 135         t = ublas::inner_prod (v1, v2);
 136         std::cout << "inner_prod (v1, v2) = " << t << std::endl;
 137
 138         // Scalar and Binary vector expression resulting in a vector
 139         initialize_vector (v1);
 140         initialize_vector (v2);
 141         v1 = v1 * ublas::inner_prod (v1, v2);
 142         std::cout << "v1 * inner_prod (v1, v2) = " << v1 << std::endl;
 143     }
 144
 145     void operator () () const {
 146         V v1 (N), v2 (N), v3 (N);
 147         test_expression_with (v1, v2, v3);
 148         test_container_with (v1);
 149
 150 #ifdef USE_RANGE
 151         ublas::vector_range<V> vr1 (v1, ublas::range (0, N)),
 152                                vr2 (v2, ublas::range (0, N)),
 153                                vr3 (v3, ublas::range (0, N));
 154         test_expression_with (vr1, vr2, vr3);
 155 #endif
 156
 157 #ifdef USE_SLICE
 158         ublas::vector_slice<V> vs1 (v1, ublas::slice (0, 1, N)),
 159                                vs2 (v2, ublas::slice (0, 1, N)),
 160                                vs3 (v3, ublas::slice (0, 1, N));
 161         test_expression_with (vs1, vs2, vs3);
 162 #endif
 163     }
 164 };
 165
 166 // Test vector
 167 void test_vector () {
 168     std::cout << "test_vector" << std::endl;
 169
 170 #ifdef USE_BOUNDED_ARRAY
 171 #ifdef USE_FLOAT
 172     std::cout << "float, bounded_array" << std::endl;
 173     test_my_vector<ublas::vector<float, ublas::bounded_array<float, 3> >, 3 > () ();
 174 #endif
 175
 176 #ifdef USE_DOUBLE
 177     std::cout << "double, bounded_array" << std::endl;
 178     test_my_vector<ublas::vector<double, ublas::bounded_array<double, 3> >, 3 > () ();
 179 #endif
 180
 181 #ifdef USE_STD_COMPLEX
 182 #ifdef USE_FLOAT
 183     std::cout << "std::complex<float>, bounded_array" << std::endl;
 184     test_my_vector<ublas::vector<std::complex<float>, ublas::bounded_array<std::complex<float>, 3> >, 3 > () ();
 185 #endif
 186
 187 #ifdef USE_DOUBLE
 188     std::cout << "std::complex<double>, bounded_array" << std::endl;
 189     test_my_vector<ublas::vector<std::complex<double>, ublas::bounded_array<std::complex<double>, 3> >, 3 > () ();
 190 #endif
 191 #endif
 192 #endif
 193
 194 #ifdef USE_UNBOUNDED_ARRAY
 195 #ifdef USE_FLOAT
 196     std::cout << "float, unbounded_array" << std::endl;
 197     test_my_vector<ublas::vector<float, ublas::unbounded_array<float> >, 3 > () ();
 198 #endif
 199
 200 #ifdef USE_DOUBLE
 201     std::cout << "double, unbounded_array" << std::endl;
 202     test_my_vector<ublas::vector<double, ublas::unbounded_array<double> >, 3 > () ();
 203 #endif
 204
 205 #ifdef USE_STD_COMPLEX
 206 #ifdef USE_FLOAT
 207     std::cout << "std::complex<float>, unbounded_array" << std::endl;
 208     test_my_vector<ublas::vector<std::complex<float>, ublas::unbounded_array<std::complex<float> > >, 3 > () ();
 209 #endif
 210
 211 #ifdef USE_DOUBLE
 212     std::cout << "std::complex<double>, unbounded_array" << std::endl;
 213     test_my_vector<ublas::vector<std::complex<double>, ublas::unbounded_array<std::complex<double> > >, 3 > () ();
 214 #endif
 215 #endif
 216 #endif
 217
 218 #ifdef USE_STD_VECTOR
 219 #ifdef USE_FLOAT
 220     std::cout << "float, std::vector" << std::endl;
 221     test_my_vector<ublas::vector<float, std::vector<float> >, 3 > () ();
 222 #endif
 223
 224 #ifdef USE_DOUBLE
 225     std::cout << "double, std::vector" << std::endl;
 226     test_my_vector<ublas::vector<double, std::vector<double> >, 3 > () ();
 227 #endif
 228
 229 #ifdef USE_STD_COMPLEX
 230 #ifdef USE_FLOAT
 231     std::cout << "std::complex<float>, std::vector" << std::endl;
 232     test_my_vector<ublas::vector<std::complex<float>, std::vector<std::complex<float> > >, 3 > () ();
 233 #endif
 234
 235 #ifdef USE_DOUBLE
 236     std::cout << "std::complex<double>, std::vector" << std::endl;
 237     test_my_vector<ublas::vector<std::complex<double>, std::vector<std::complex<double> > >, 3 > () ();
 238 #endif
 239 #endif
 240 #endif
 241
 242 #ifdef USE_BOUNDED_VECTOR
 243 #ifdef USE_FLOAT
 244     std::cout << "float, bounded" << std::endl;
 245     test_my_vector<ublas::bounded_vector<float, 3>, 3> () ();
 246 #endif
 247
 248 #ifdef USE_DOUBLE
 249     std::cout << "double, bounded" << std::endl;
 250     test_my_vector<ublas::bounded_vector<double, 3>, 3> () ();
 251 #endif
 252
 253 #ifdef USE_STD_COMPLEX
 254 #ifdef USE_FLOAT
 255     std::cout << "std::complex<float>, bounded" << std::endl;
 256     test_my_vector<ublas::bounded_vector<std::complex<float>, 3>, 3> () ();
 257 #endif
 258
 259 #ifdef USE_DOUBLE
 260     std::cout << "std::complex<double>, bounded" << std::endl;
 261     test_my_vector<ublas::bounded_vector<std::complex<double>, 3>, 3> () ();
 262 #endif
 263 #endif
 264 #endif
 265 }