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1 /**
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2 * -*- c++ -*-
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3 *
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4 * \file c_array.hpp
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5 *
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6 * \brief provides specializations of matrix and vector traits for c arrays and c matrices.
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7 *
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8 * Copyright (c) 2009, Gunter Winkler
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9 *
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10 * Distributed under the Boost Software License, Version 1.0. (See
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11 * accompanying file LICENSE_1_0.txt or copy at
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12 * http://www.boost.org/LICENSE_1_0.txt)
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13 *
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14 * \author Gunter Winkler (guwi17 at gmx dot de)
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15 */
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16
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17 #ifndef BOOST_NUMERIC_UBLAS_TRAITS_C_ARRAY_HPP
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18 #define BOOST_NUMERIC_UBLAS_TRAITS_C_ARRAY_HPP
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19
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20
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21 #include <boost/numeric/ublas/traits.hpp>
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22 #include <boost/numeric/ublas/traits/const_iterator_type.hpp>
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23 #include <boost/numeric/ublas/traits/iterator_type.hpp>
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24
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25 namespace boost { namespace numeric { namespace ublas {
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26
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27 namespace detail {
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28
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29
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30
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31 }
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32
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33
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34 template < class T, int M, int N >
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35 struct matrix_view_traits < T[M][N] > {
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36 typedef T matrix_type[M][N];
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37
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38 typedef std::size_t size_type;
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39 typedef std::ptrdiff_t difference_type;
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40
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41 typedef row_major_tag orientation_category;
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42 typedef dense_tag storage_category;
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43
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44 typedef T value_type;
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45 typedef const T &const_reference;
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46 typedef const T *const_pointer;
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47
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48 typedef const matrix_reference<const matrix_type> const_closure_type;
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49
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50 typedef T row_type[N];
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51
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52 typedef const row_type *const_iterator1;
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53 typedef const_pointer const_iterator2;
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54
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55 };
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56
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57 template < class T, int M, int N >
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58 struct mutable_matrix_traits < T[M][N] > {
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59 typedef T matrix_type[M][N];
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60
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61 typedef T *reference;
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62
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63 typedef matrix_reference<matrix_type> closure_type;
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64
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65 };
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66
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67 template < class T, int N >
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68 struct vector_view_traits < T[N] > {
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69 typedef T vector_type[N];
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70
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71 typedef std::size_t size_type;
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72 typedef std::ptrdiff_t difference_type;
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73
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74 typedef dense_tag storage_category;
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75
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76 typedef T value_type;
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77 typedef const T &const_reference;
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78 typedef const T *const_pointer;
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79
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80 typedef const vector_reference<const vector_type> const_closure_type;
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81
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82 typedef const_pointer const_iterator;
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83
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84 /// iterator pointing to the first element
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85 static
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86 const_iterator begin(const vector_type & v) {
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87 return & (v[0]);
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88 }
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89 /// iterator pointing behind the last element
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90 static
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91 const_iterator end(const vector_type & v) {
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92 return & (v[N]);
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93 }
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94 };
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95
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96 template < class T, int N >
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97 struct mutable_vector_traits < T[N] > {
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98
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99 typedef T &reference;
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100 typedef T *pointer;
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101 typedef vector_reference< T[N] > closure_type;
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102
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103 };
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104
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105
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106
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107
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108 }}} // Namespace boost::numeric::ublas
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109
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110 #endif
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