ceph/src/boost/libs/numeric/ublas/test/test31.cpp

   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
  16 template<class V, int N>
  17 struct 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
 148 void 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 }