[857] | 1 | //
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| 2 | // Copyright (c) 2000-2002
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| 3 | // Joerg Walter, Mathias Koch
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| 4 | //
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| 5 | // Permission to use, copy, modify, distribute and sell this software
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| 6 | // and its documentation for any purpose is hereby granted without fee,
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| 7 | // provided that the above copyright notice appear in all copies and
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| 8 | // that both that copyright notice and this permission notice appear
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| 9 | // in supporting documentation. The authors make no representations
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| 10 | // about the suitability of this software for any purpose.
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| 11 | // It is provided "as is" without express or implied warranty.
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| 12 | //
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| 13 | // The authors gratefully acknowledge the support of
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| 14 | // GeNeSys mbH & Co. KG in producing this work.
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| 15 | //
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| 16 |
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| 17 | #ifndef _BOOST_UBLAS_VECTOR_
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| 18 | #define _BOOST_UBLAS_VECTOR_
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| 19 |
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| 20 | #include <boost/numeric/ublas/storage.hpp>
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| 21 | #include <boost/numeric/ublas/vector_expression.hpp>
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| 22 | #include <boost/numeric/ublas/detail/vector_assign.hpp>
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| 23 |
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| 24 | // Iterators based on ideas of Jeremy Siek
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| 25 |
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| 26 | namespace boost { namespace numeric { namespace ublas {
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| 27 |
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| 28 | // Array based vector class
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| 29 | template<class T, class A>
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| 30 | class vector:
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| 31 | public vector_container<vector<T, A> > {
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| 32 |
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| 33 | typedef vector<T, A> self_type;
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| 34 | public:
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| 35 | typedef T *pointer;
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| 36 | typedef const T *const_pointer;
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| 37 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS
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| 38 | using vector_container<self_type>::operator ();
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| 39 | #endif
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| 40 | typedef typename A::size_type size_type;
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| 41 | typedef typename A::difference_type difference_type;
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| 42 | typedef T value_type;
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| 43 | typedef typename type_traits<T>::const_reference const_reference;
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| 44 | typedef T &reference;
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| 45 | typedef A array_type;
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| 46 | typedef const vector_reference<const self_type> const_closure_type;
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| 47 | typedef vector_reference<self_type> closure_type;
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| 48 | typedef self_type vector_temporary_type;
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| 49 | typedef dense_tag storage_category;
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| 50 |
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| 51 | // Construction and destruction
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| 52 | BOOST_UBLAS_INLINE
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| 53 | vector ():
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| 54 | vector_container<self_type> (),
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| 55 | data_ () {}
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| 56 | explicit BOOST_UBLAS_INLINE
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| 57 | vector (size_type size):
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| 58 | vector_container<self_type> (),
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| 59 | data_ (size) {
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| 60 | }
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| 61 | BOOST_UBLAS_INLINE
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| 62 | vector (size_type size, const array_type &data):
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| 63 | vector_container<self_type> (),
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| 64 | data_ (data) {}
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| 65 | BOOST_UBLAS_INLINE
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| 66 | vector (const vector &v):
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| 67 | vector_container<self_type> (),
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| 68 | data_ (v.data_) {}
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| 69 | template<class AE>
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| 70 | BOOST_UBLAS_INLINE
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| 71 | vector (const vector_expression<AE> &ae):
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| 72 | vector_container<self_type> (),
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| 73 | data_ (ae ().size ()) {
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| 74 | vector_assign<scalar_assign> (*this, ae);
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| 75 | }
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| 76 |
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| 77 | // Accessors
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| 78 | BOOST_UBLAS_INLINE
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| 79 | size_type size () const {
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| 80 | return data_.size ();
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| 81 | }
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| 82 |
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| 83 | // Storage accessors
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| 84 | BOOST_UBLAS_INLINE
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| 85 | const array_type &data () const {
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| 86 | return data_;
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| 87 | }
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| 88 | BOOST_UBLAS_INLINE
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| 89 | array_type &data () {
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| 90 | return data_;
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| 91 | }
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| 92 |
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| 93 | // Resizing
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| 94 | BOOST_UBLAS_INLINE
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| 95 | void resize (size_type size, bool preserve = true) {
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| 96 | if (preserve)
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| 97 | data ().resize (size, typename A::value_type ());
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| 98 | else
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| 99 | data ().resize (size);
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| 100 | }
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| 101 |
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| 102 | // Element support
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| 103 | BOOST_UBLAS_INLINE
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| 104 | pointer find_element (size_type i) {
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| 105 | return const_cast<pointer> (const_cast<const self_type&>(*this).find_element (i));
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| 106 | }
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| 107 | BOOST_UBLAS_INLINE
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| 108 | const_pointer find_element (size_type i) const {
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| 109 | return & (data () [i]);
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| 110 | }
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| 111 |
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| 112 | // Element access
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| 113 | BOOST_UBLAS_INLINE
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| 114 | const_reference operator () (size_type i) const {
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| 115 | return data () [i];
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| 116 | }
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| 117 | BOOST_UBLAS_INLINE
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| 118 | reference operator () (size_type i) {
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| 119 | return data () [i];
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| 120 | }
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| 121 |
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| 122 | BOOST_UBLAS_INLINE
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| 123 | const_reference operator [] (size_type i) const {
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| 124 | return (*this) (i);
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| 125 | }
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| 126 | BOOST_UBLAS_INLINE
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| 127 | reference operator [] (size_type i) {
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| 128 | return (*this) (i);
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| 129 | }
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| 130 |
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| 131 | // Element assignment
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| 132 | BOOST_UBLAS_INLINE
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| 133 | reference insert_element (size_type i, const_reference t) {
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| 134 | return (data () [i] = t);
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| 135 | }
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| 136 | BOOST_UBLAS_INLINE
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| 137 | void erase_element (size_type i) {
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| 138 | data () [i] = value_type/*zero*/();
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| 139 | }
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| 140 |
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| 141 | // Zeroing
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| 142 | BOOST_UBLAS_INLINE
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| 143 | void clear () {
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| 144 | std::fill (data ().begin (), data ().end (), value_type/*zero*/());
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| 145 | }
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| 146 |
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| 147 | // Assignment
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| 148 | BOOST_UBLAS_INLINE
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| 149 | vector &operator = (const vector &v) {
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| 150 | data () = v.data ();
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| 151 | return *this;
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| 152 | }
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| 153 | template<class C> // Container assignment without temporary
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| 154 | BOOST_UBLAS_INLINE
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| 155 | vector &operator = (const vector_container<C> &v) {
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| 156 | resize (v ().size (), false);
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| 157 | assign (v);
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| 158 | return *this;
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| 159 | }
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| 160 | BOOST_UBLAS_INLINE
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| 161 | vector &assign_temporary (vector &v) {
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| 162 | swap (v);
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| 163 | return *this;
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| 164 | }
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| 165 | template<class AE>
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| 166 | BOOST_UBLAS_INLINE
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| 167 | vector &operator = (const vector_expression<AE> &ae) {
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| 168 | self_type temporary (ae);
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| 169 | return assign_temporary (temporary);
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| 170 | }
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| 171 | template<class AE>
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| 172 | BOOST_UBLAS_INLINE
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| 173 | vector &assign (const vector_expression<AE> &ae) {
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| 174 | vector_assign<scalar_assign> (*this, ae);
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| 175 | return *this;
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| 176 | }
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| 177 |
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| 178 | // Computed assignment
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| 179 | template<class AE>
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| 180 | BOOST_UBLAS_INLINE
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| 181 | vector &operator += (const vector_expression<AE> &ae) {
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| 182 | self_type temporary (*this + ae);
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| 183 | return assign_temporary (temporary);
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| 184 | }
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| 185 | template<class C> // Container assignment without temporary
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| 186 | BOOST_UBLAS_INLINE
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| 187 | vector &operator += (const vector_container<C> &v) {
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| 188 | plus_assign (v);
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| 189 | return *this;
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| 190 | }
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| 191 | template<class AE>
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| 192 | BOOST_UBLAS_INLINE
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| 193 | vector &plus_assign (const vector_expression<AE> &ae) {
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| 194 | vector_assign<scalar_plus_assign> (*this, ae);
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| 195 | return *this;
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| 196 | }
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| 197 | template<class AE>
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| 198 | BOOST_UBLAS_INLINE
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| 199 | vector &operator -= (const vector_expression<AE> &ae) {
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| 200 | self_type temporary (*this - ae);
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| 201 | return assign_temporary (temporary);
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| 202 | }
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| 203 | template<class C> // Container assignment without temporary
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| 204 | BOOST_UBLAS_INLINE
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| 205 | vector &operator -= (const vector_container<C> &v) {
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| 206 | minus_assign (v);
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| 207 | return *this;
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| 208 | }
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| 209 | template<class AE>
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| 210 | BOOST_UBLAS_INLINE
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| 211 | vector &minus_assign (const vector_expression<AE> &ae) {
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| 212 | vector_assign<scalar_minus_assign> (*this, ae);
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| 213 | return *this;
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| 214 | }
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| 215 | template<class AT>
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| 216 | BOOST_UBLAS_INLINE
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| 217 | vector &operator *= (const AT &at) {
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| 218 | vector_assign_scalar<scalar_multiplies_assign> (*this, at);
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| 219 | return *this;
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| 220 | }
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| 221 | template<class AT>
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| 222 | BOOST_UBLAS_INLINE
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| 223 | vector &operator /= (const AT &at) {
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| 224 | vector_assign_scalar<scalar_divides_assign> (*this, at);
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| 225 | return *this;
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| 226 | }
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| 227 |
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| 228 | // Swapping
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| 229 | BOOST_UBLAS_INLINE
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| 230 | void swap (vector &v) {
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| 231 | if (this != &v) {
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| 232 | data ().swap (v.data ());
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| 233 | }
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| 234 | }
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| 235 | BOOST_UBLAS_INLINE
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| 236 | friend void swap (vector &v1, vector &v2) {
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| 237 | v1.swap (v2);
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| 238 | }
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| 239 |
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| 240 | // Iterator types
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| 241 | private:
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| 242 | // Use the storage array iterator
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| 243 | typedef typename A::const_iterator const_subiterator_type;
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| 244 | typedef typename A::iterator subiterator_type;
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| 245 |
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| 246 | public:
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| 247 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR
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| 248 | typedef indexed_iterator<self_type, dense_random_access_iterator_tag> iterator;
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| 249 | typedef indexed_const_iterator<self_type, dense_random_access_iterator_tag> const_iterator;
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| 250 | #else
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| 251 | class const_iterator;
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| 252 | class iterator;
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| 253 | #endif
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| 254 |
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| 255 | // Element lookup
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| 256 | BOOST_UBLAS_INLINE
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| 257 | const_iterator find (size_type i) const {
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| 258 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
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| 259 | return const_iterator (*this, data ().begin () + i);
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| 260 | #else
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| 261 | return const_iterator (*this, i);
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| 262 | #endif
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| 263 | }
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| 264 | BOOST_UBLAS_INLINE
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| 265 | iterator find (size_type i) {
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| 266 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
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| 267 | return iterator (*this, data ().begin () + i);
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| 268 | #else
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| 269 | return iterator (*this, i);
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| 270 | #endif
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| 271 | }
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| 272 |
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| 273 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
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| 274 | class const_iterator:
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| 275 | public container_const_reference<vector>,
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| 276 | public random_access_iterator_base<dense_random_access_iterator_tag,
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| 277 | const_iterator, value_type, difference_type> {
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| 278 | public:
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| 279 | typedef typename vector::difference_type difference_type;
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| 280 | typedef typename vector::value_type value_type;
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| 281 | typedef typename vector::const_reference reference;
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| 282 | typedef const typename vector::pointer pointer;
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| 283 |
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| 284 | // Construction and destruction
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| 285 | BOOST_UBLAS_INLINE
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| 286 | const_iterator ():
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| 287 | container_const_reference<self_type> (), it_ () {}
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| 288 | BOOST_UBLAS_INLINE
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| 289 | const_iterator (const self_type &v, const const_subiterator_type &it):
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| 290 | container_const_reference<self_type> (v), it_ (it) {}
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| 291 | BOOST_UBLAS_INLINE
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| 292 | const_iterator (const iterator &it):
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| 293 | container_const_reference<self_type> (it ()), it_ (it.it_) {}
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| 294 |
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| 295 | // Arithmetic
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| 296 | BOOST_UBLAS_INLINE
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| 297 | const_iterator &operator ++ () {
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| 298 | ++ it_;
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| 299 | return *this;
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| 300 | }
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| 301 | BOOST_UBLAS_INLINE
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| 302 | const_iterator &operator -- () {
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| 303 | -- it_;
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| 304 | return *this;
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| 305 | }
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| 306 | BOOST_UBLAS_INLINE
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| 307 | const_iterator &operator += (difference_type n) {
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| 308 | it_ += n;
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| 309 | return *this;
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| 310 | }
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| 311 | BOOST_UBLAS_INLINE
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| 312 | const_iterator &operator -= (difference_type n) {
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| 313 | it_ -= n;
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| 314 | return *this;
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| 315 | }
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| 316 | BOOST_UBLAS_INLINE
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| 317 | difference_type operator - (const const_iterator &it) const {
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| 318 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
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| 319 | return it_ - it.it_;
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| 320 | }
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| 321 |
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| 322 | // Dereference
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| 323 | BOOST_UBLAS_INLINE
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| 324 | const_reference operator * () const {
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| 325 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_, bad_index ());
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| 326 | return *it_;
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| 327 | }
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| 328 |
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| 329 | // Index
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| 330 | BOOST_UBLAS_INLINE
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| 331 | size_type index () const {
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| 332 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_, bad_index ());
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| 333 | return it_ - (*this) ().begin ().it_;
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| 334 | }
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| 335 |
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| 336 | // Assignment
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| 337 | BOOST_UBLAS_INLINE
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| 338 | const_iterator &operator = (const const_iterator &it) {
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| 339 | container_const_reference<self_type>::assign (&it ());
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| 340 | it_ = it.it_;
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| 341 | return *this;
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| 342 | }
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| 343 |
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| 344 | // Comparison
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| 345 | BOOST_UBLAS_INLINE
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| 346 | bool operator == (const const_iterator &it) const {
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| 347 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
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| 348 | return it_ == it.it_;
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| 349 | }
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| 350 | BOOST_UBLAS_INLINE
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| 351 | bool operator < (const const_iterator &it) const {
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| 352 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
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| 353 | return it_ < it.it_;
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| 354 | }
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| 355 |
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| 356 | private:
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| 357 | const_subiterator_type it_;
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| 358 |
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| 359 | friend class iterator;
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| 360 | };
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| 361 | #endif
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| 362 |
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| 363 | BOOST_UBLAS_INLINE
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| 364 | const_iterator begin () const {
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| 365 | return find (0);
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| 366 | }
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| 367 | BOOST_UBLAS_INLINE
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| 368 | const_iterator end () const {
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| 369 | return find (data_.size ());
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| 370 | }
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| 371 |
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| 372 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
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| 373 | class iterator:
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| 374 | public container_reference<vector>,
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| 375 | public random_access_iterator_base<dense_random_access_iterator_tag,
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| 376 | iterator, value_type, difference_type> {
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| 377 | public:
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| 378 | typedef typename vector::difference_type difference_type;
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| 379 | typedef typename vector::value_type value_type;
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| 380 | typedef typename vector::reference reference;
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| 381 | typedef typename vector::pointer pointer;
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| 382 |
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| 383 |
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| 384 | // Construction and destruction
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| 385 | BOOST_UBLAS_INLINE
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| 386 | iterator ():
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| 387 | container_reference<self_type> (), it_ () {}
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| 388 | BOOST_UBLAS_INLINE
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| 389 | iterator (self_type &v, const subiterator_type &it):
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| 390 | container_reference<self_type> (v), it_ (it) {}
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| 391 |
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| 392 | // Arithmetic
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| 393 | BOOST_UBLAS_INLINE
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| 394 | iterator &operator ++ () {
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| 395 | ++ it_;
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| 396 | return *this;
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| 397 | }
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| 398 | BOOST_UBLAS_INLINE
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| 399 | iterator &operator -- () {
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| 400 | -- it_;
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| 401 | return *this;
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| 402 | }
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| 403 | BOOST_UBLAS_INLINE
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| 404 | iterator &operator += (difference_type n) {
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| 405 | it_ += n;
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| 406 | return *this;
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| 407 | }
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| 408 | BOOST_UBLAS_INLINE
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| 409 | iterator &operator -= (difference_type n) {
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| 410 | it_ -= n;
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| 411 | return *this;
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| 412 | }
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| 413 | BOOST_UBLAS_INLINE
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| 414 | difference_type operator - (const iterator &it) const {
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| 415 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
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| 416 | return it_ - it.it_;
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| 417 | }
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| 418 |
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| 419 | // Dereference
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| 420 | BOOST_UBLAS_INLINE
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| 421 | reference operator * () const {
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| 422 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_ , bad_index ());
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| 423 | return *it_;
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| 424 | }
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| 425 |
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| 426 | // Index
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| 427 | BOOST_UBLAS_INLINE
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| 428 | size_type index () const {
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| 429 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_ , bad_index ());
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| 430 | return it_ - (*this) ().begin ().it_;
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| 431 | }
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| 432 |
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| 433 | // Assignment
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| 434 | BOOST_UBLAS_INLINE
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| 435 | iterator &operator = (const iterator &it) {
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| 436 | container_reference<self_type>::assign (&it ());
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| 437 | it_ = it.it_;
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| 438 | return *this;
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| 439 | }
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| 440 |
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| 441 | // Comparison
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| 442 | BOOST_UBLAS_INLINE
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| 443 | bool operator == (const iterator &it) const {
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| 444 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
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| 445 | return it_ == it.it_;
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| 446 | }
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| 447 | BOOST_UBLAS_INLINE
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| 448 | bool operator < (const iterator &it) const {
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| 449 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
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| 450 | return it_ < it.it_;
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| 451 | }
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| 452 |
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| 453 | private:
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| 454 | subiterator_type it_;
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| 455 |
|
---|
| 456 | friend class const_iterator;
|
---|
| 457 | };
|
---|
| 458 | #endif
|
---|
| 459 |
|
---|
| 460 | BOOST_UBLAS_INLINE
|
---|
| 461 | iterator begin () {
|
---|
| 462 | return find (0);
|
---|
| 463 | }
|
---|
| 464 | BOOST_UBLAS_INLINE
|
---|
| 465 | iterator end () {
|
---|
| 466 | return find (data_.size ());
|
---|
| 467 | }
|
---|
| 468 |
|
---|
| 469 | // Reverse iterator
|
---|
| 470 | typedef reverse_iterator_base<const_iterator> const_reverse_iterator;
|
---|
| 471 | typedef reverse_iterator_base<iterator> reverse_iterator;
|
---|
| 472 |
|
---|
| 473 | BOOST_UBLAS_INLINE
|
---|
| 474 | const_reverse_iterator rbegin () const {
|
---|
| 475 | return const_reverse_iterator (end ());
|
---|
| 476 | }
|
---|
| 477 | BOOST_UBLAS_INLINE
|
---|
| 478 | const_reverse_iterator rend () const {
|
---|
| 479 | return const_reverse_iterator (begin ());
|
---|
| 480 | }
|
---|
| 481 | BOOST_UBLAS_INLINE
|
---|
| 482 | reverse_iterator rbegin () {
|
---|
| 483 | return reverse_iterator (end ());
|
---|
| 484 | }
|
---|
| 485 | BOOST_UBLAS_INLINE
|
---|
| 486 | reverse_iterator rend () {
|
---|
| 487 | return reverse_iterator (begin ());
|
---|
| 488 | }
|
---|
| 489 |
|
---|
| 490 | private:
|
---|
| 491 | array_type data_;
|
---|
| 492 | };
|
---|
| 493 |
|
---|
| 494 |
|
---|
| 495 | // Bounded vector class
|
---|
| 496 | template<class T, std::size_t N>
|
---|
| 497 | class bounded_vector:
|
---|
| 498 | public vector<T, bounded_array<T, N> > {
|
---|
| 499 |
|
---|
| 500 | typedef vector<T, bounded_array<T, N> > vector_type;
|
---|
| 501 | public:
|
---|
| 502 | typedef typename vector_type::size_type size_type;
|
---|
| 503 | static const size_type max_size = N;
|
---|
| 504 |
|
---|
| 505 | // Construction and destruction
|
---|
| 506 | BOOST_UBLAS_INLINE
|
---|
| 507 | bounded_vector ():
|
---|
| 508 | vector_type (N) {}
|
---|
| 509 | BOOST_UBLAS_INLINE
|
---|
| 510 | bounded_vector (size_type size):
|
---|
| 511 | vector_type (size) {}
|
---|
| 512 | BOOST_UBLAS_INLINE
|
---|
| 513 | bounded_vector (const bounded_vector &v):
|
---|
| 514 | vector_type (v) {}
|
---|
| 515 | template<class A2> // Allow vector<T,bounded_array<N> construction
|
---|
| 516 | BOOST_UBLAS_INLINE
|
---|
| 517 | bounded_vector (const vector<T, A2> &v):
|
---|
| 518 | vector_type (v) {}
|
---|
| 519 | template<class AE>
|
---|
| 520 | BOOST_UBLAS_INLINE
|
---|
| 521 | bounded_vector (const vector_expression<AE> &ae):
|
---|
| 522 | vector_type (ae) {}
|
---|
| 523 | BOOST_UBLAS_INLINE
|
---|
| 524 | ~bounded_vector () {}
|
---|
| 525 |
|
---|
| 526 | // Assignment
|
---|
| 527 | BOOST_UBLAS_INLINE
|
---|
| 528 | bounded_vector &operator = (const bounded_vector &v) {
|
---|
| 529 | vector_type::operator = (v);
|
---|
| 530 | return *this;
|
---|
| 531 | }
|
---|
| 532 | template<class A2> // Generic vector assignment
|
---|
| 533 | BOOST_UBLAS_INLINE
|
---|
| 534 | bounded_vector &operator = (const vector<T, A2> &v) {
|
---|
| 535 | vector_type::operator = (v);
|
---|
| 536 | return *this;
|
---|
| 537 | }
|
---|
| 538 | template<class C> // Container assignment without temporary
|
---|
| 539 | BOOST_UBLAS_INLINE
|
---|
| 540 | bounded_vector &operator = (const vector_container<C> &v) {
|
---|
| 541 | vector_type::operator = (v);
|
---|
| 542 | return *this;
|
---|
| 543 | }
|
---|
| 544 | template<class AE>
|
---|
| 545 | BOOST_UBLAS_INLINE
|
---|
| 546 | bounded_vector &operator = (const vector_expression<AE> &ae) {
|
---|
| 547 | vector_type::operator = (ae);
|
---|
| 548 | return *this;
|
---|
| 549 | }
|
---|
| 550 | };
|
---|
| 551 |
|
---|
| 552 |
|
---|
| 553 | // Zero vector class
|
---|
| 554 | template<class T>
|
---|
| 555 | class zero_vector:
|
---|
| 556 | public vector_container<zero_vector<T> > {
|
---|
| 557 |
|
---|
| 558 | typedef const T *const_pointer;
|
---|
| 559 | typedef zero_vector<T> self_type;
|
---|
| 560 | public:
|
---|
| 561 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS
|
---|
| 562 | using vector_container<self_type>::operator ();
|
---|
| 563 | #endif
|
---|
| 564 | typedef std::size_t size_type;
|
---|
| 565 | typedef std::ptrdiff_t difference_type;
|
---|
| 566 | typedef T value_type;
|
---|
| 567 | typedef const T &const_reference;
|
---|
| 568 | typedef T &reference;
|
---|
| 569 | typedef const vector_reference<const self_type> const_closure_type;
|
---|
| 570 | typedef vector_reference<self_type> closure_type;
|
---|
| 571 | typedef sparse_tag storage_category;
|
---|
| 572 |
|
---|
| 573 | // Construction and destruction
|
---|
| 574 | BOOST_UBLAS_INLINE
|
---|
| 575 | zero_vector ():
|
---|
| 576 | vector_container<self_type> (),
|
---|
| 577 | size_ (0) {}
|
---|
| 578 | explicit BOOST_UBLAS_INLINE
|
---|
| 579 | zero_vector (size_type size):
|
---|
| 580 | vector_container<self_type> (),
|
---|
| 581 | size_ (size) {}
|
---|
| 582 | BOOST_UBLAS_INLINE
|
---|
| 583 | zero_vector (const zero_vector &v):
|
---|
| 584 | vector_container<self_type> (),
|
---|
| 585 | size_ (v.size_) {}
|
---|
| 586 |
|
---|
| 587 | // Accessors
|
---|
| 588 | BOOST_UBLAS_INLINE
|
---|
| 589 | size_type size () const {
|
---|
| 590 | return size_;
|
---|
| 591 | }
|
---|
| 592 |
|
---|
| 593 | // Resizing
|
---|
| 594 | BOOST_UBLAS_INLINE
|
---|
| 595 | void resize (size_type size, bool /*preserve*/ = true) {
|
---|
| 596 | size_ = size;
|
---|
| 597 | }
|
---|
| 598 |
|
---|
| 599 | // Element support
|
---|
| 600 | BOOST_UBLAS_INLINE
|
---|
| 601 | const_pointer find_element (size_type i) const {
|
---|
| 602 | return & zero_;
|
---|
| 603 | }
|
---|
| 604 |
|
---|
| 605 | // Element access
|
---|
| 606 | BOOST_UBLAS_INLINE
|
---|
| 607 | const_reference operator () (size_type /* i */) const {
|
---|
| 608 | return zero_;
|
---|
| 609 | }
|
---|
| 610 |
|
---|
| 611 | BOOST_UBLAS_INLINE
|
---|
| 612 | const_reference operator [] (size_type i) const {
|
---|
| 613 | return (*this) (i);
|
---|
| 614 | }
|
---|
| 615 |
|
---|
| 616 | // Assignment
|
---|
| 617 | BOOST_UBLAS_INLINE
|
---|
| 618 | zero_vector &operator = (const zero_vector &v) {
|
---|
| 619 | size_ = v.size_;
|
---|
| 620 | return *this;
|
---|
| 621 | }
|
---|
| 622 | BOOST_UBLAS_INLINE
|
---|
| 623 | zero_vector &assign_temporary (zero_vector &v) {
|
---|
| 624 | swap (v);
|
---|
| 625 | return *this;
|
---|
| 626 | }
|
---|
| 627 |
|
---|
| 628 | // Swapping
|
---|
| 629 | BOOST_UBLAS_INLINE
|
---|
| 630 | void swap (zero_vector &v) {
|
---|
| 631 | if (this != &v) {
|
---|
| 632 | std::swap (size_, v.size_);
|
---|
| 633 | }
|
---|
| 634 | }
|
---|
| 635 | BOOST_UBLAS_INLINE
|
---|
| 636 | friend void swap (zero_vector &v1, zero_vector &v2) {
|
---|
| 637 | v1.swap (v2);
|
---|
| 638 | }
|
---|
| 639 |
|
---|
| 640 | // Iterator types
|
---|
| 641 | public:
|
---|
| 642 | class const_iterator;
|
---|
| 643 |
|
---|
| 644 | // Element lookup
|
---|
| 645 | BOOST_UBLAS_INLINE
|
---|
| 646 | const_iterator find (size_type /*i*/) const {
|
---|
| 647 | return const_iterator (*this);
|
---|
| 648 | }
|
---|
| 649 |
|
---|
| 650 | class const_iterator:
|
---|
| 651 | public container_const_reference<zero_vector>,
|
---|
| 652 | public bidirectional_iterator_base<sparse_bidirectional_iterator_tag,
|
---|
| 653 | const_iterator, value_type> {
|
---|
| 654 | public:
|
---|
| 655 | typedef typename zero_vector::difference_type difference_type;
|
---|
| 656 | typedef typename zero_vector::value_type value_type;
|
---|
| 657 | typedef typename zero_vector::const_reference reference;
|
---|
| 658 | typedef typename zero_vector::const_pointer pointer;
|
---|
| 659 |
|
---|
| 660 | // Construction and destruction
|
---|
| 661 | BOOST_UBLAS_INLINE
|
---|
| 662 | const_iterator ():
|
---|
| 663 | container_const_reference<self_type> () {}
|
---|
| 664 | BOOST_UBLAS_INLINE
|
---|
| 665 | const_iterator (const self_type &v):
|
---|
| 666 | container_const_reference<self_type> (v) {}
|
---|
| 667 |
|
---|
| 668 | // Arithmetic
|
---|
| 669 | BOOST_UBLAS_INLINE
|
---|
| 670 | const_iterator &operator ++ () {
|
---|
| 671 | BOOST_UBLAS_CHECK (false, bad_index ());
|
---|
| 672 | return *this;
|
---|
| 673 | }
|
---|
| 674 | BOOST_UBLAS_INLINE
|
---|
| 675 | const_iterator &operator -- () {
|
---|
| 676 | BOOST_UBLAS_CHECK (false, bad_index ());
|
---|
| 677 | return *this;
|
---|
| 678 | }
|
---|
| 679 |
|
---|
| 680 | // Dereference
|
---|
| 681 | BOOST_UBLAS_INLINE
|
---|
| 682 | const_reference operator * () const {
|
---|
| 683 | BOOST_UBLAS_CHECK (false, bad_index ());
|
---|
| 684 | return zero_; // arbitary return value
|
---|
| 685 | }
|
---|
| 686 |
|
---|
| 687 | // Index
|
---|
| 688 | BOOST_UBLAS_INLINE
|
---|
| 689 | size_type index () const {
|
---|
| 690 | BOOST_UBLAS_CHECK (false, bad_index ());
|
---|
| 691 | return 0; // arbitary return value
|
---|
| 692 | }
|
---|
| 693 |
|
---|
| 694 | // Assignment
|
---|
| 695 | BOOST_UBLAS_INLINE
|
---|
| 696 | const_iterator &operator = (const const_iterator &it) {
|
---|
| 697 | container_const_reference<self_type>::assign (&it ());
|
---|
| 698 | return *this;
|
---|
| 699 | }
|
---|
| 700 |
|
---|
| 701 | // Comparison
|
---|
| 702 | BOOST_UBLAS_INLINE
|
---|
| 703 | bool operator == (const const_iterator &it) const {
|
---|
| 704 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 705 | detail::ignore_unused_variable_warning(it);
|
---|
| 706 | return true;
|
---|
| 707 | }
|
---|
| 708 | };
|
---|
| 709 |
|
---|
| 710 | typedef const_iterator iterator;
|
---|
| 711 |
|
---|
| 712 | BOOST_UBLAS_INLINE
|
---|
| 713 | const_iterator begin () const {
|
---|
| 714 | return const_iterator (*this);
|
---|
| 715 | }
|
---|
| 716 | BOOST_UBLAS_INLINE
|
---|
| 717 | const_iterator end () const {
|
---|
| 718 | return const_iterator (*this);
|
---|
| 719 | }
|
---|
| 720 |
|
---|
| 721 | // Reverse iterator
|
---|
| 722 | typedef reverse_iterator_base<const_iterator> const_reverse_iterator;
|
---|
| 723 |
|
---|
| 724 | BOOST_UBLAS_INLINE
|
---|
| 725 | const_reverse_iterator rbegin () const {
|
---|
| 726 | return const_reverse_iterator (end ());
|
---|
| 727 | }
|
---|
| 728 | BOOST_UBLAS_INLINE
|
---|
| 729 | const_reverse_iterator rend () const {
|
---|
| 730 | return const_reverse_iterator (begin ());
|
---|
| 731 | }
|
---|
| 732 |
|
---|
| 733 | private:
|
---|
| 734 | size_type size_;
|
---|
| 735 | typedef const value_type const_value_type;
|
---|
| 736 | static const_value_type zero_;
|
---|
| 737 | };
|
---|
| 738 |
|
---|
| 739 | template<class T>
|
---|
| 740 | typename zero_vector<T>::const_value_type zero_vector<T>::zero_ (0);
|
---|
| 741 |
|
---|
| 742 |
|
---|
| 743 | // Unit vector class
|
---|
| 744 | template<class T>
|
---|
| 745 | class unit_vector:
|
---|
| 746 | public vector_container<unit_vector<T> > {
|
---|
| 747 |
|
---|
| 748 | typedef const T *const_pointer;
|
---|
| 749 | typedef unit_vector<T> self_type;
|
---|
| 750 | public:
|
---|
| 751 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS
|
---|
| 752 | using vector_container<self_type>::operator ();
|
---|
| 753 | #endif
|
---|
| 754 | typedef std::size_t size_type;
|
---|
| 755 | typedef std::ptrdiff_t difference_type;
|
---|
| 756 | typedef T value_type;
|
---|
| 757 | typedef const T &const_reference;
|
---|
| 758 | typedef T &reference;
|
---|
| 759 | typedef const vector_reference<const self_type> const_closure_type;
|
---|
| 760 | typedef vector_reference<self_type> closure_type;
|
---|
| 761 | typedef sparse_tag storage_category;
|
---|
| 762 |
|
---|
| 763 | // Construction and destruction
|
---|
| 764 | BOOST_UBLAS_INLINE
|
---|
| 765 | unit_vector ():
|
---|
| 766 | vector_container<self_type> (),
|
---|
| 767 | size_ (0), index_ (0) {}
|
---|
| 768 | BOOST_UBLAS_INLINE
|
---|
| 769 | explicit unit_vector (size_type size, size_type index = 0):
|
---|
| 770 | vector_container<self_type> (),
|
---|
| 771 | size_ (size), index_ (index) {}
|
---|
| 772 | BOOST_UBLAS_INLINE
|
---|
| 773 | unit_vector (const unit_vector &v):
|
---|
| 774 | vector_container<self_type> (),
|
---|
| 775 | size_ (v.size_), index_ (v.index_) {}
|
---|
| 776 |
|
---|
| 777 | // Accessors
|
---|
| 778 | BOOST_UBLAS_INLINE
|
---|
| 779 | size_type size () const {
|
---|
| 780 | return size_;
|
---|
| 781 | }
|
---|
| 782 | BOOST_UBLAS_INLINE
|
---|
| 783 | size_type index () const {
|
---|
| 784 | return index_;
|
---|
| 785 | }
|
---|
| 786 |
|
---|
| 787 | // Resizing
|
---|
| 788 | BOOST_UBLAS_INLINE
|
---|
| 789 | void resize (size_type size, bool /*preserve*/ = true) {
|
---|
| 790 | size_ = size;
|
---|
| 791 | }
|
---|
| 792 |
|
---|
| 793 | // Element support
|
---|
| 794 | BOOST_UBLAS_INLINE
|
---|
| 795 | const_pointer find_element (size_type i) const {
|
---|
| 796 | if (i == index_)
|
---|
| 797 | return & one_;
|
---|
| 798 | else
|
---|
| 799 | return & zero_;
|
---|
| 800 | }
|
---|
| 801 |
|
---|
| 802 | // Element access
|
---|
| 803 | BOOST_UBLAS_INLINE
|
---|
| 804 | const_reference operator () (size_type i) const {
|
---|
| 805 | if (i == index_)
|
---|
| 806 | return one_;
|
---|
| 807 | else
|
---|
| 808 | return zero_;
|
---|
| 809 | }
|
---|
| 810 |
|
---|
| 811 | BOOST_UBLAS_INLINE
|
---|
| 812 | const_reference operator [] (size_type i) const {
|
---|
| 813 | return (*this) (i);
|
---|
| 814 | }
|
---|
| 815 |
|
---|
| 816 | // Assignment
|
---|
| 817 | BOOST_UBLAS_INLINE
|
---|
| 818 | unit_vector &operator = (const unit_vector &v) {
|
---|
| 819 | size_ = v.size_;
|
---|
| 820 | index_ = v.index_;
|
---|
| 821 | return *this;
|
---|
| 822 | }
|
---|
| 823 | BOOST_UBLAS_INLINE
|
---|
| 824 | unit_vector &assign_temporary (unit_vector &v) {
|
---|
| 825 | swap (v);
|
---|
| 826 | return *this;
|
---|
| 827 | }
|
---|
| 828 |
|
---|
| 829 | // Swapping
|
---|
| 830 | BOOST_UBLAS_INLINE
|
---|
| 831 | void swap (unit_vector &v) {
|
---|
| 832 | if (this != &v) {
|
---|
| 833 | std::swap (size_, v.size_);
|
---|
| 834 | std::swap (index_, v.index_);
|
---|
| 835 | }
|
---|
| 836 | }
|
---|
| 837 | BOOST_UBLAS_INLINE
|
---|
| 838 | friend void swap (unit_vector &v1, unit_vector &v2) {
|
---|
| 839 | v1.swap (v2);
|
---|
| 840 | }
|
---|
| 841 |
|
---|
| 842 | // Iterator types
|
---|
| 843 | private:
|
---|
| 844 | // Use bool to indicate begin (one_ as value)
|
---|
| 845 | typedef bool const_subiterator_type;
|
---|
| 846 | public:
|
---|
| 847 | class const_iterator;
|
---|
| 848 |
|
---|
| 849 | // Element lookup
|
---|
| 850 | BOOST_UBLAS_INLINE
|
---|
| 851 | const_iterator find (size_type i) const {
|
---|
| 852 | return const_iterator (*this, i == index_);
|
---|
| 853 | }
|
---|
| 854 |
|
---|
| 855 | class const_iterator:
|
---|
| 856 | public container_const_reference<unit_vector>,
|
---|
| 857 | public bidirectional_iterator_base<sparse_bidirectional_iterator_tag,
|
---|
| 858 | const_iterator, value_type> {
|
---|
| 859 | public:
|
---|
| 860 | typedef typename unit_vector::difference_type difference_type;
|
---|
| 861 | typedef typename unit_vector::value_type value_type;
|
---|
| 862 | typedef typename unit_vector::const_reference reference;
|
---|
| 863 | typedef typename unit_vector::const_pointer pointer;
|
---|
| 864 |
|
---|
| 865 | // Construction and destruction
|
---|
| 866 | BOOST_UBLAS_INLINE
|
---|
| 867 | const_iterator ():
|
---|
| 868 | container_const_reference<unit_vector> (), it_ () {}
|
---|
| 869 | BOOST_UBLAS_INLINE
|
---|
| 870 | const_iterator (const unit_vector &v, const const_subiterator_type &it):
|
---|
| 871 | container_const_reference<unit_vector> (v), it_ (it) {}
|
---|
| 872 |
|
---|
| 873 | // Arithmetic
|
---|
| 874 | BOOST_UBLAS_INLINE
|
---|
| 875 | const_iterator &operator ++ () {
|
---|
| 876 | BOOST_UBLAS_CHECK (it_, bad_index ());
|
---|
| 877 | it_ = !it_;
|
---|
| 878 | return *this;
|
---|
| 879 | }
|
---|
| 880 | BOOST_UBLAS_INLINE
|
---|
| 881 | const_iterator &operator -- () {
|
---|
| 882 | BOOST_UBLAS_CHECK (!it_, bad_index ());
|
---|
| 883 | it_ = !it_;
|
---|
| 884 | return *this;
|
---|
| 885 | }
|
---|
| 886 |
|
---|
| 887 | // Dereference
|
---|
| 888 | BOOST_UBLAS_INLINE
|
---|
| 889 | const_reference operator * () const {
|
---|
| 890 | BOOST_UBLAS_CHECK (it_, bad_index ());
|
---|
| 891 | return one_;
|
---|
| 892 | }
|
---|
| 893 |
|
---|
| 894 | // Index
|
---|
| 895 | BOOST_UBLAS_INLINE
|
---|
| 896 | size_type index () const {
|
---|
| 897 | BOOST_UBLAS_CHECK (it_, bad_index ());
|
---|
| 898 | return (*this) ().index_;
|
---|
| 899 | }
|
---|
| 900 |
|
---|
| 901 | // Assignment
|
---|
| 902 | BOOST_UBLAS_INLINE
|
---|
| 903 | const_iterator &operator = (const const_iterator &it) {
|
---|
| 904 | container_const_reference<unit_vector>::assign (&it ());
|
---|
| 905 | it_ = it.it_;
|
---|
| 906 | return *this;
|
---|
| 907 | }
|
---|
| 908 |
|
---|
| 909 | // Comparison
|
---|
| 910 | BOOST_UBLAS_INLINE
|
---|
| 911 | bool operator == (const const_iterator &it) const {
|
---|
| 912 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 913 | return it_ == it.it_;
|
---|
| 914 | }
|
---|
| 915 |
|
---|
| 916 | private:
|
---|
| 917 | const_subiterator_type it_;
|
---|
| 918 | };
|
---|
| 919 |
|
---|
| 920 | typedef const_iterator iterator;
|
---|
| 921 |
|
---|
| 922 | BOOST_UBLAS_INLINE
|
---|
| 923 | const_iterator begin () const {
|
---|
| 924 | return const_iterator (*this, true);
|
---|
| 925 | }
|
---|
| 926 | BOOST_UBLAS_INLINE
|
---|
| 927 | const_iterator end () const {
|
---|
| 928 | return const_iterator (*this, false);
|
---|
| 929 | }
|
---|
| 930 |
|
---|
| 931 | // Reverse iterator
|
---|
| 932 | typedef reverse_iterator_base<const_iterator> const_reverse_iterator;
|
---|
| 933 |
|
---|
| 934 | BOOST_UBLAS_INLINE
|
---|
| 935 | const_reverse_iterator rbegin () const {
|
---|
| 936 | return const_reverse_iterator (end ());
|
---|
| 937 | }
|
---|
| 938 | BOOST_UBLAS_INLINE
|
---|
| 939 | const_reverse_iterator rend () const {
|
---|
| 940 | return const_reverse_iterator (begin ());
|
---|
| 941 | }
|
---|
| 942 |
|
---|
| 943 | private:
|
---|
| 944 | size_type size_;
|
---|
| 945 | size_type index_;
|
---|
| 946 | typedef const value_type const_value_type;
|
---|
| 947 | static const_value_type zero_;
|
---|
| 948 | static const_value_type one_;
|
---|
| 949 | };
|
---|
| 950 |
|
---|
| 951 | template<class T>
|
---|
| 952 | typename unit_vector<T>::const_value_type unit_vector<T>::zero_ (0);
|
---|
| 953 | template<class T>
|
---|
| 954 | typename unit_vector<T>::const_value_type unit_vector<T>::one_ (1);
|
---|
| 955 |
|
---|
| 956 |
|
---|
| 957 | // Scalar vector class
|
---|
| 958 | template<class T>
|
---|
| 959 | class scalar_vector:
|
---|
| 960 | public vector_container<scalar_vector<T> > {
|
---|
| 961 |
|
---|
| 962 | typedef const T *const_pointer;
|
---|
| 963 | typedef scalar_vector<T> self_type;
|
---|
| 964 | public:
|
---|
| 965 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS
|
---|
| 966 | using vector_container<self_type>::operator ();
|
---|
| 967 | #endif
|
---|
| 968 | typedef std::size_t size_type;
|
---|
| 969 | typedef std::ptrdiff_t difference_type;
|
---|
| 970 | typedef T value_type;
|
---|
| 971 | typedef const T &const_reference;
|
---|
| 972 | typedef T &reference;
|
---|
| 973 | typedef const vector_reference<const self_type> const_closure_type;
|
---|
| 974 | typedef dense_tag storage_category;
|
---|
| 975 |
|
---|
| 976 | // Construction and destruction
|
---|
| 977 | BOOST_UBLAS_INLINE
|
---|
| 978 | scalar_vector ():
|
---|
| 979 | vector_container<self_type> (),
|
---|
| 980 | size_ (0), value_ () {}
|
---|
| 981 | BOOST_UBLAS_INLINE
|
---|
| 982 | explicit scalar_vector (size_type size, const value_type &value = value_type(1)):
|
---|
| 983 | vector_container<self_type> (),
|
---|
| 984 | size_ (size), value_ (value) {}
|
---|
| 985 | BOOST_UBLAS_INLINE
|
---|
| 986 | scalar_vector (const scalar_vector &v):
|
---|
| 987 | vector_container<self_type> (),
|
---|
| 988 | size_ (v.size_), value_ (v.value_) {}
|
---|
| 989 |
|
---|
| 990 | // Accessors
|
---|
| 991 | BOOST_UBLAS_INLINE
|
---|
| 992 | size_type size () const {
|
---|
| 993 | return size_;
|
---|
| 994 | }
|
---|
| 995 |
|
---|
| 996 | // Resizing
|
---|
| 997 | BOOST_UBLAS_INLINE
|
---|
| 998 | void resize (size_type size, bool /*preserve*/ = true) {
|
---|
| 999 | size_ = size;
|
---|
| 1000 | }
|
---|
| 1001 |
|
---|
| 1002 | // Element support
|
---|
| 1003 | BOOST_UBLAS_INLINE
|
---|
| 1004 | const_pointer find_element (size_type /*i*/) const {
|
---|
| 1005 | return & value_;
|
---|
| 1006 | }
|
---|
| 1007 |
|
---|
| 1008 | // Element access
|
---|
| 1009 | BOOST_UBLAS_INLINE
|
---|
| 1010 | const_reference operator () (size_type /*i*/) const {
|
---|
| 1011 | return value_;
|
---|
| 1012 | }
|
---|
| 1013 |
|
---|
| 1014 | BOOST_UBLAS_INLINE
|
---|
| 1015 | const_reference operator [] (size_type /*i*/) const {
|
---|
| 1016 | return value_;
|
---|
| 1017 | }
|
---|
| 1018 |
|
---|
| 1019 | // Assignment
|
---|
| 1020 | BOOST_UBLAS_INLINE
|
---|
| 1021 | scalar_vector &operator = (const scalar_vector &v) {
|
---|
| 1022 | size_ = v.size_;
|
---|
| 1023 | value_ = v.value_;
|
---|
| 1024 | return *this;
|
---|
| 1025 | }
|
---|
| 1026 | BOOST_UBLAS_INLINE
|
---|
| 1027 | scalar_vector &assign_temporary (scalar_vector &v) {
|
---|
| 1028 | swap (v);
|
---|
| 1029 | return *this;
|
---|
| 1030 | }
|
---|
| 1031 |
|
---|
| 1032 | // Swapping
|
---|
| 1033 | BOOST_UBLAS_INLINE
|
---|
| 1034 | void swap (scalar_vector &v) {
|
---|
| 1035 | if (this != &v) {
|
---|
| 1036 | std::swap (size_, v.size_);
|
---|
| 1037 | std::swap (value_, v.value_);
|
---|
| 1038 | }
|
---|
| 1039 | }
|
---|
| 1040 | BOOST_UBLAS_INLINE
|
---|
| 1041 | friend void swap (scalar_vector &v1, scalar_vector &v2) {
|
---|
| 1042 | v1.swap (v2);
|
---|
| 1043 | }
|
---|
| 1044 |
|
---|
| 1045 | // Iterator types
|
---|
| 1046 | private:
|
---|
| 1047 | // Use an index
|
---|
| 1048 | typedef size_type const_subiterator_type;
|
---|
| 1049 |
|
---|
| 1050 | public:
|
---|
| 1051 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR
|
---|
| 1052 | typedef indexed_const_iterator<self_type, dense_random_access_iterator_tag> iterator;
|
---|
| 1053 | typedef indexed_const_iterator<self_type, dense_random_access_iterator_tag> const_iterator;
|
---|
| 1054 | #else
|
---|
| 1055 | class const_iterator;
|
---|
| 1056 | #endif
|
---|
| 1057 |
|
---|
| 1058 | // Element lookup
|
---|
| 1059 | BOOST_UBLAS_INLINE
|
---|
| 1060 | const_iterator find (size_type i) const {
|
---|
| 1061 | return const_iterator (*this, i);
|
---|
| 1062 | }
|
---|
| 1063 |
|
---|
| 1064 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
|
---|
| 1065 | class const_iterator:
|
---|
| 1066 | public container_const_reference<scalar_vector>,
|
---|
| 1067 | public random_access_iterator_base<dense_random_access_iterator_tag,
|
---|
| 1068 | const_iterator, value_type> {
|
---|
| 1069 | public:
|
---|
| 1070 | typedef typename scalar_vector::difference_type difference_type;
|
---|
| 1071 | typedef typename scalar_vector::value_type value_type;
|
---|
| 1072 | typedef typename scalar_vector::const_reference reference;
|
---|
| 1073 | typedef typename scalar_vector::const_pointer pointer;
|
---|
| 1074 |
|
---|
| 1075 | // Construction and destruction
|
---|
| 1076 | BOOST_UBLAS_INLINE
|
---|
| 1077 | const_iterator ():
|
---|
| 1078 | container_const_reference<scalar_vector> (), it_ () {}
|
---|
| 1079 | BOOST_UBLAS_INLINE
|
---|
| 1080 | const_iterator (const scalar_vector &v, const const_subiterator_type &it):
|
---|
| 1081 | container_const_reference<scalar_vector> (v), it_ (it) {}
|
---|
| 1082 |
|
---|
| 1083 | // Arithmetic
|
---|
| 1084 | BOOST_UBLAS_INLINE
|
---|
| 1085 | const_iterator &operator ++ () {
|
---|
| 1086 | ++ it_;
|
---|
| 1087 | return *this;
|
---|
| 1088 | }
|
---|
| 1089 | BOOST_UBLAS_INLINE
|
---|
| 1090 | const_iterator &operator -- () {
|
---|
| 1091 | -- it_;
|
---|
| 1092 | return *this;
|
---|
| 1093 | }
|
---|
| 1094 | BOOST_UBLAS_INLINE
|
---|
| 1095 | const_iterator &operator += (difference_type n) {
|
---|
| 1096 | it_ += n;
|
---|
| 1097 | return *this;
|
---|
| 1098 | }
|
---|
| 1099 | BOOST_UBLAS_INLINE
|
---|
| 1100 | const_iterator &operator -= (difference_type n) {
|
---|
| 1101 | it_ -= n;
|
---|
| 1102 | return *this;
|
---|
| 1103 | }
|
---|
| 1104 | BOOST_UBLAS_INLINE
|
---|
| 1105 | difference_type operator - (const const_iterator &it) const {
|
---|
| 1106 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1107 | return it_ - it.it_;
|
---|
| 1108 | }
|
---|
| 1109 |
|
---|
| 1110 | // Dereference
|
---|
| 1111 | BOOST_UBLAS_INLINE
|
---|
| 1112 | const_reference operator * () const {
|
---|
| 1113 | BOOST_UBLAS_CHECK (it_ < (*this) ().size (), bad_index ());
|
---|
| 1114 | return (*this) () (index ());
|
---|
| 1115 | }
|
---|
| 1116 |
|
---|
| 1117 | // Index
|
---|
| 1118 | BOOST_UBLAS_INLINE
|
---|
| 1119 | size_type index () const {
|
---|
| 1120 | BOOST_UBLAS_CHECK (it_ < (*this) ().size (), bad_index ());
|
---|
| 1121 | return it_;
|
---|
| 1122 | }
|
---|
| 1123 |
|
---|
| 1124 | // Assignment
|
---|
| 1125 | BOOST_UBLAS_INLINE
|
---|
| 1126 | const_iterator &operator = (const const_iterator &it) {
|
---|
| 1127 | container_const_reference<scalar_vector>::assign (&it ());
|
---|
| 1128 | it_ = it.it_;
|
---|
| 1129 | return *this;
|
---|
| 1130 | }
|
---|
| 1131 |
|
---|
| 1132 | // Comparison
|
---|
| 1133 | BOOST_UBLAS_INLINE
|
---|
| 1134 | bool operator == (const const_iterator &it) const {
|
---|
| 1135 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1136 | return it_ == it.it_;
|
---|
| 1137 | }
|
---|
| 1138 | BOOST_UBLAS_INLINE
|
---|
| 1139 | bool operator < (const const_iterator &it) const {
|
---|
| 1140 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1141 | return it_ < it.it_;
|
---|
| 1142 | }
|
---|
| 1143 |
|
---|
| 1144 | private:
|
---|
| 1145 | const_subiterator_type it_;
|
---|
| 1146 | };
|
---|
| 1147 |
|
---|
| 1148 | typedef const_iterator iterator;
|
---|
| 1149 | #endif
|
---|
| 1150 |
|
---|
| 1151 | BOOST_UBLAS_INLINE
|
---|
| 1152 | const_iterator begin () const {
|
---|
| 1153 | return find (0);
|
---|
| 1154 | }
|
---|
| 1155 | BOOST_UBLAS_INLINE
|
---|
| 1156 | const_iterator end () const {
|
---|
| 1157 | return find (size_);
|
---|
| 1158 | }
|
---|
| 1159 |
|
---|
| 1160 | // Reverse iterator
|
---|
| 1161 | typedef reverse_iterator_base<const_iterator> const_reverse_iterator;
|
---|
| 1162 |
|
---|
| 1163 | BOOST_UBLAS_INLINE
|
---|
| 1164 | const_reverse_iterator rbegin () const {
|
---|
| 1165 | return const_reverse_iterator (end ());
|
---|
| 1166 | }
|
---|
| 1167 | BOOST_UBLAS_INLINE
|
---|
| 1168 | const_reverse_iterator rend () const {
|
---|
| 1169 | return const_reverse_iterator (begin ());
|
---|
| 1170 | }
|
---|
| 1171 |
|
---|
| 1172 | private:
|
---|
| 1173 | size_type size_;
|
---|
| 1174 | value_type value_;
|
---|
| 1175 | };
|
---|
| 1176 |
|
---|
| 1177 |
|
---|
| 1178 | // Array based vector class
|
---|
| 1179 | template<class T, std::size_t N>
|
---|
| 1180 | class c_vector:
|
---|
| 1181 | public vector_container<c_vector<T, N> > {
|
---|
| 1182 |
|
---|
| 1183 | typedef c_vector<T, N> self_type;
|
---|
| 1184 | public:
|
---|
| 1185 | #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS
|
---|
| 1186 | using vector_container<self_type>::operator ();
|
---|
| 1187 | #endif
|
---|
| 1188 | typedef std::size_t size_type;
|
---|
| 1189 | typedef std::ptrdiff_t difference_type;
|
---|
| 1190 | typedef T value_type;
|
---|
| 1191 | typedef const T &const_reference;
|
---|
| 1192 | typedef T &reference;
|
---|
| 1193 | typedef value_type array_type[N];
|
---|
| 1194 | typedef T *pointer;
|
---|
| 1195 | typedef const T *const_pointer;
|
---|
| 1196 | typedef const vector_reference<const self_type> const_closure_type;
|
---|
| 1197 | typedef vector_reference<self_type> closure_type;
|
---|
| 1198 | typedef self_type vector_temporary_type;
|
---|
| 1199 | typedef dense_tag storage_category;
|
---|
| 1200 |
|
---|
| 1201 | // Construction and destruction
|
---|
| 1202 | BOOST_UBLAS_INLINE
|
---|
| 1203 | c_vector ():
|
---|
| 1204 | size_ (N) /* , data_ () */ {}
|
---|
| 1205 | explicit BOOST_UBLAS_INLINE
|
---|
| 1206 | c_vector (size_type size):
|
---|
| 1207 | size_ (size) /* , data_ () */ {
|
---|
| 1208 | if (size_ > N)
|
---|
| 1209 | bad_size ().raise ();
|
---|
| 1210 | }
|
---|
| 1211 | BOOST_UBLAS_INLINE
|
---|
| 1212 | c_vector (const c_vector &v):
|
---|
| 1213 | size_ (v.size_) /* , data_ () */ {
|
---|
| 1214 | if (size_ > N)
|
---|
| 1215 | bad_size ().raise ();
|
---|
| 1216 | *this = v;
|
---|
| 1217 | }
|
---|
| 1218 | template<class AE>
|
---|
| 1219 | BOOST_UBLAS_INLINE
|
---|
| 1220 | c_vector (const vector_expression<AE> &ae):
|
---|
| 1221 | size_ (ae ().size ()) /* , data_ () */ {
|
---|
| 1222 | if (size_ > N)
|
---|
| 1223 | bad_size ().raise ();
|
---|
| 1224 | vector_assign<scalar_assign> (*this, ae);
|
---|
| 1225 | }
|
---|
| 1226 |
|
---|
| 1227 | // Accessors
|
---|
| 1228 | BOOST_UBLAS_INLINE
|
---|
| 1229 | size_type size () const {
|
---|
| 1230 | return size_;
|
---|
| 1231 | }
|
---|
| 1232 | BOOST_UBLAS_INLINE
|
---|
| 1233 | const_pointer data () const {
|
---|
| 1234 | return data_;
|
---|
| 1235 | }
|
---|
| 1236 | BOOST_UBLAS_INLINE
|
---|
| 1237 | pointer data () {
|
---|
| 1238 | return data_;
|
---|
| 1239 | }
|
---|
| 1240 |
|
---|
| 1241 | // Resizing
|
---|
| 1242 | BOOST_UBLAS_INLINE
|
---|
| 1243 | void resize (size_type size, bool preserve = true) {
|
---|
| 1244 | if (size > N)
|
---|
| 1245 | bad_size ().raise ();
|
---|
| 1246 | size_ = size;
|
---|
| 1247 | }
|
---|
| 1248 |
|
---|
| 1249 | // Element support
|
---|
| 1250 | BOOST_UBLAS_INLINE
|
---|
| 1251 | pointer find_element (size_type i) {
|
---|
| 1252 | return const_cast<pointer> (const_cast<const self_type&>(*this).find_element (i));
|
---|
| 1253 | }
|
---|
| 1254 | BOOST_UBLAS_INLINE
|
---|
| 1255 | const_pointer find_element (size_type i) const {
|
---|
| 1256 | return & data_ [i];
|
---|
| 1257 | }
|
---|
| 1258 |
|
---|
| 1259 | // Element access
|
---|
| 1260 | BOOST_UBLAS_INLINE
|
---|
| 1261 | const_reference operator () (size_type i) const {
|
---|
| 1262 | BOOST_UBLAS_CHECK (i < size_, bad_index ());
|
---|
| 1263 | return data_ [i];
|
---|
| 1264 | }
|
---|
| 1265 | BOOST_UBLAS_INLINE
|
---|
| 1266 | reference operator () (size_type i) {
|
---|
| 1267 | BOOST_UBLAS_CHECK (i < size_, bad_index ());
|
---|
| 1268 | return data_ [i];
|
---|
| 1269 | }
|
---|
| 1270 |
|
---|
| 1271 | BOOST_UBLAS_INLINE
|
---|
| 1272 | const_reference operator [] (size_type i) const {
|
---|
| 1273 | return (*this) (i);
|
---|
| 1274 | }
|
---|
| 1275 | BOOST_UBLAS_INLINE
|
---|
| 1276 | reference operator [] (size_type i) {
|
---|
| 1277 | return (*this) (i);
|
---|
| 1278 | }
|
---|
| 1279 |
|
---|
| 1280 | // Element assignment
|
---|
| 1281 | BOOST_UBLAS_INLINE
|
---|
| 1282 | reference insert_element (size_type i, const_reference t) {
|
---|
| 1283 | BOOST_UBLAS_CHECK (i < size_, bad_index ());
|
---|
| 1284 | return (data_ [i] = t);
|
---|
| 1285 | }
|
---|
| 1286 | BOOST_UBLAS_INLINE
|
---|
| 1287 | void erase_element (size_type i) {
|
---|
| 1288 | BOOST_UBLAS_CHECK (i < size_, bad_index ());
|
---|
| 1289 | data_ [i] = value_type/*zero*/();
|
---|
| 1290 | }
|
---|
| 1291 |
|
---|
| 1292 | // Zeroing
|
---|
| 1293 | BOOST_UBLAS_INLINE
|
---|
| 1294 | void clear () {
|
---|
| 1295 | std::fill (data_, data_ + size_, value_type/*zero*/());
|
---|
| 1296 | }
|
---|
| 1297 |
|
---|
| 1298 | // Assignment
|
---|
| 1299 | BOOST_UBLAS_INLINE
|
---|
| 1300 | c_vector &operator = (const c_vector &v) {
|
---|
| 1301 | size_ = v.size_;
|
---|
| 1302 | std::copy (v.data_, v.data_ + v.size_, data_);
|
---|
| 1303 | return *this;
|
---|
| 1304 | }
|
---|
| 1305 | template<class C> // Container assignment without temporary
|
---|
| 1306 | BOOST_UBLAS_INLINE
|
---|
| 1307 | c_vector &operator = (const vector_container<C> &v) {
|
---|
| 1308 | resize (v ().size (), false);
|
---|
| 1309 | assign (v);
|
---|
| 1310 | return *this;
|
---|
| 1311 | }
|
---|
| 1312 | BOOST_UBLAS_INLINE
|
---|
| 1313 | c_vector &assign_temporary (c_vector &v) {
|
---|
| 1314 | swap (v);
|
---|
| 1315 | return *this;
|
---|
| 1316 | }
|
---|
| 1317 | template<class AE>
|
---|
| 1318 | BOOST_UBLAS_INLINE
|
---|
| 1319 | c_vector &operator = (const vector_expression<AE> &ae) {
|
---|
| 1320 | self_type temporary (ae);
|
---|
| 1321 | return assign_temporary (temporary);
|
---|
| 1322 | }
|
---|
| 1323 | template<class AE>
|
---|
| 1324 | BOOST_UBLAS_INLINE
|
---|
| 1325 | c_vector &assign (const vector_expression<AE> &ae) {
|
---|
| 1326 | vector_assign<scalar_assign> (*this, ae);
|
---|
| 1327 | return *this;
|
---|
| 1328 | }
|
---|
| 1329 |
|
---|
| 1330 | // Computed assignment
|
---|
| 1331 | template<class AE>
|
---|
| 1332 | BOOST_UBLAS_INLINE
|
---|
| 1333 | c_vector &operator += (const vector_expression<AE> &ae) {
|
---|
| 1334 | self_type temporary (*this + ae);
|
---|
| 1335 | return assign_temporary (temporary);
|
---|
| 1336 | }
|
---|
| 1337 | template<class C> // Container assignment without temporary
|
---|
| 1338 | BOOST_UBLAS_INLINE
|
---|
| 1339 | c_vector &operator += (const vector_container<C> &v) {
|
---|
| 1340 | plus_assign (v);
|
---|
| 1341 | return *this;
|
---|
| 1342 | }
|
---|
| 1343 | template<class AE>
|
---|
| 1344 | BOOST_UBLAS_INLINE
|
---|
| 1345 | c_vector &plus_assign (const vector_expression<AE> &ae) {
|
---|
| 1346 | vector_assign<scalar_plus_assign> ( *this, ae);
|
---|
| 1347 | return *this;
|
---|
| 1348 | }
|
---|
| 1349 | template<class AE>
|
---|
| 1350 | BOOST_UBLAS_INLINE
|
---|
| 1351 | c_vector &operator -= (const vector_expression<AE> &ae) {
|
---|
| 1352 | self_type temporary (*this - ae);
|
---|
| 1353 | return assign_temporary (temporary);
|
---|
| 1354 | }
|
---|
| 1355 | template<class C> // Container assignment without temporary
|
---|
| 1356 | BOOST_UBLAS_INLINE
|
---|
| 1357 | c_vector &operator -= (const vector_container<C> &v) {
|
---|
| 1358 | minus_assign (v);
|
---|
| 1359 | return *this;
|
---|
| 1360 | }
|
---|
| 1361 | template<class AE>
|
---|
| 1362 | BOOST_UBLAS_INLINE
|
---|
| 1363 | c_vector &minus_assign (const vector_expression<AE> &ae) {
|
---|
| 1364 | vector_assign<scalar_minus_assign> (*this, ae);
|
---|
| 1365 | return *this;
|
---|
| 1366 | }
|
---|
| 1367 | template<class AT>
|
---|
| 1368 | BOOST_UBLAS_INLINE
|
---|
| 1369 | c_vector &operator *= (const AT &at) {
|
---|
| 1370 | vector_assign_scalar<scalar_multiplies_assign> (*this, at);
|
---|
| 1371 | return *this;
|
---|
| 1372 | }
|
---|
| 1373 | template<class AT>
|
---|
| 1374 | BOOST_UBLAS_INLINE
|
---|
| 1375 | c_vector &operator /= (const AT &at) {
|
---|
| 1376 | vector_assign_scalar<scalar_divides_assign> (*this, at);
|
---|
| 1377 | return *this;
|
---|
| 1378 | }
|
---|
| 1379 |
|
---|
| 1380 | // Swapping
|
---|
| 1381 | BOOST_UBLAS_INLINE
|
---|
| 1382 | void swap (c_vector &v) {
|
---|
| 1383 | if (this != &v) {
|
---|
| 1384 | BOOST_UBLAS_CHECK (size_ == v.size_, bad_size ());
|
---|
| 1385 | std::swap (size_, v.size_);
|
---|
| 1386 | std::swap_ranges (data_, data_ + size_, v.data_);
|
---|
| 1387 | }
|
---|
| 1388 | }
|
---|
| 1389 | BOOST_UBLAS_INLINE
|
---|
| 1390 | friend void swap (c_vector &v1, c_vector &v2) {
|
---|
| 1391 | v1.swap (v2);
|
---|
| 1392 | }
|
---|
| 1393 |
|
---|
| 1394 | // Iterator types
|
---|
| 1395 | private:
|
---|
| 1396 | // Use pointers for iterator
|
---|
| 1397 | typedef const_pointer const_subiterator_type;
|
---|
| 1398 | typedef pointer subiterator_type;
|
---|
| 1399 |
|
---|
| 1400 | public:
|
---|
| 1401 | #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR
|
---|
| 1402 | typedef indexed_iterator<self_type, dense_random_access_iterator_tag> iterator;
|
---|
| 1403 | typedef indexed_const_iterator<self_type, dense_random_access_iterator_tag> const_iterator;
|
---|
| 1404 | #else
|
---|
| 1405 | class const_iterator;
|
---|
| 1406 | class iterator;
|
---|
| 1407 | #endif
|
---|
| 1408 |
|
---|
| 1409 | // Element lookup
|
---|
| 1410 | BOOST_UBLAS_INLINE
|
---|
| 1411 | const_iterator find (size_type i) const {
|
---|
| 1412 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
|
---|
| 1413 | return const_iterator (*this, &data_ [i]);
|
---|
| 1414 | #else
|
---|
| 1415 | return const_iterator (*this, i);
|
---|
| 1416 | #endif
|
---|
| 1417 | }
|
---|
| 1418 | BOOST_UBLAS_INLINE
|
---|
| 1419 | iterator find (size_type i) {
|
---|
| 1420 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
|
---|
| 1421 | return iterator (*this, &data_ [i]);
|
---|
| 1422 | #else
|
---|
| 1423 | return iterator (*this, i);
|
---|
| 1424 | #endif
|
---|
| 1425 | }
|
---|
| 1426 |
|
---|
| 1427 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
|
---|
| 1428 | class const_iterator:
|
---|
| 1429 | public container_const_reference<c_vector>,
|
---|
| 1430 | public random_access_iterator_base<dense_random_access_iterator_tag,
|
---|
| 1431 | const_iterator, value_type> {
|
---|
| 1432 | public:
|
---|
| 1433 | typedef typename c_vector::difference_type difference_type;
|
---|
| 1434 | typedef typename c_vector::value_type value_type;
|
---|
| 1435 | typedef typename c_vector::const_reference reference;
|
---|
| 1436 | typedef typename c_vector::const_pointer pointer;
|
---|
| 1437 |
|
---|
| 1438 | // Construction and destruction
|
---|
| 1439 | BOOST_UBLAS_INLINE
|
---|
| 1440 | const_iterator ():
|
---|
| 1441 | container_const_reference<self_type> (), it_ () {}
|
---|
| 1442 | BOOST_UBLAS_INLINE
|
---|
| 1443 | const_iterator (const self_type &v, const const_subiterator_type &it):
|
---|
| 1444 | container_const_reference<self_type> (v), it_ (it) {}
|
---|
| 1445 | BOOST_UBLAS_INLINE
|
---|
| 1446 | const_iterator (const iterator &it):
|
---|
| 1447 | container_const_reference<self_type> (it ()), it_ (it.it_) {}
|
---|
| 1448 |
|
---|
| 1449 | // Arithmetic
|
---|
| 1450 | BOOST_UBLAS_INLINE
|
---|
| 1451 | const_iterator &operator ++ () {
|
---|
| 1452 | ++ it_;
|
---|
| 1453 | return *this;
|
---|
| 1454 | }
|
---|
| 1455 | BOOST_UBLAS_INLINE
|
---|
| 1456 | const_iterator &operator -- () {
|
---|
| 1457 | -- it_;
|
---|
| 1458 | return *this;
|
---|
| 1459 | }
|
---|
| 1460 | BOOST_UBLAS_INLINE
|
---|
| 1461 | const_iterator &operator += (difference_type n) {
|
---|
| 1462 | it_ += n;
|
---|
| 1463 | return *this;
|
---|
| 1464 | }
|
---|
| 1465 | BOOST_UBLAS_INLINE
|
---|
| 1466 | const_iterator &operator -= (difference_type n) {
|
---|
| 1467 | it_ -= n;
|
---|
| 1468 | return *this;
|
---|
| 1469 | }
|
---|
| 1470 | BOOST_UBLAS_INLINE
|
---|
| 1471 | difference_type operator - (const const_iterator &it) const {
|
---|
| 1472 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1473 | return it_ - it.it_;
|
---|
| 1474 | }
|
---|
| 1475 |
|
---|
| 1476 | // Dereference
|
---|
| 1477 | BOOST_UBLAS_INLINE
|
---|
| 1478 | const_reference operator * () const {
|
---|
| 1479 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_, bad_index ());
|
---|
| 1480 | return *it_;
|
---|
| 1481 | }
|
---|
| 1482 |
|
---|
| 1483 | // Index
|
---|
| 1484 | BOOST_UBLAS_INLINE
|
---|
| 1485 | size_type index () const {
|
---|
| 1486 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_, bad_index ());
|
---|
| 1487 | const self_type &v = (*this) ();
|
---|
| 1488 | return it_ - v.begin ().it_;
|
---|
| 1489 | }
|
---|
| 1490 |
|
---|
| 1491 | // Assignment
|
---|
| 1492 | BOOST_UBLAS_INLINE
|
---|
| 1493 | const_iterator &operator = (const const_iterator &it) {
|
---|
| 1494 | container_const_reference<self_type>::assign (&it ());
|
---|
| 1495 | it_ = it.it_;
|
---|
| 1496 | return *this;
|
---|
| 1497 | }
|
---|
| 1498 |
|
---|
| 1499 | // Comparison
|
---|
| 1500 | BOOST_UBLAS_INLINE
|
---|
| 1501 | bool operator == (const const_iterator &it) const {
|
---|
| 1502 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1503 | return it_ == it.it_;
|
---|
| 1504 | }
|
---|
| 1505 | BOOST_UBLAS_INLINE
|
---|
| 1506 | bool operator < (const const_iterator &it) const {
|
---|
| 1507 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1508 | return it_ < it.it_;
|
---|
| 1509 | }
|
---|
| 1510 |
|
---|
| 1511 | private:
|
---|
| 1512 | const_subiterator_type it_;
|
---|
| 1513 |
|
---|
| 1514 | friend class iterator;
|
---|
| 1515 | };
|
---|
| 1516 | #endif
|
---|
| 1517 |
|
---|
| 1518 | BOOST_UBLAS_INLINE
|
---|
| 1519 | const_iterator begin () const {
|
---|
| 1520 | return find (0);
|
---|
| 1521 | }
|
---|
| 1522 | BOOST_UBLAS_INLINE
|
---|
| 1523 | const_iterator end () const {
|
---|
| 1524 | return find (size_);
|
---|
| 1525 | }
|
---|
| 1526 |
|
---|
| 1527 | #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR
|
---|
| 1528 | class iterator:
|
---|
| 1529 | public container_reference<c_vector>,
|
---|
| 1530 | public random_access_iterator_base<dense_random_access_iterator_tag,
|
---|
| 1531 | iterator, value_type> {
|
---|
| 1532 | public:
|
---|
| 1533 | typedef typename c_vector::difference_type difference_type;
|
---|
| 1534 | typedef typename c_vector::value_type value_type;
|
---|
| 1535 | typedef typename c_vector::reference reference;
|
---|
| 1536 | typedef typename c_vector::pointer pointer;
|
---|
| 1537 |
|
---|
| 1538 | // Construction and destruction
|
---|
| 1539 | BOOST_UBLAS_INLINE
|
---|
| 1540 | iterator ():
|
---|
| 1541 | container_reference<self_type> (), it_ () {}
|
---|
| 1542 | BOOST_UBLAS_INLINE
|
---|
| 1543 | iterator (self_type &v, const subiterator_type &it):
|
---|
| 1544 | container_reference<self_type> (v), it_ (it) {}
|
---|
| 1545 |
|
---|
| 1546 | // Arithmetic
|
---|
| 1547 | BOOST_UBLAS_INLINE
|
---|
| 1548 | iterator &operator ++ () {
|
---|
| 1549 | ++ it_;
|
---|
| 1550 | return *this;
|
---|
| 1551 | }
|
---|
| 1552 | BOOST_UBLAS_INLINE
|
---|
| 1553 | iterator &operator -- () {
|
---|
| 1554 | -- it_;
|
---|
| 1555 | return *this;
|
---|
| 1556 | }
|
---|
| 1557 | BOOST_UBLAS_INLINE
|
---|
| 1558 | iterator &operator += (difference_type n) {
|
---|
| 1559 | it_ += n;
|
---|
| 1560 | return *this;
|
---|
| 1561 | }
|
---|
| 1562 | BOOST_UBLAS_INLINE
|
---|
| 1563 | iterator &operator -= (difference_type n) {
|
---|
| 1564 | it_ -= n;
|
---|
| 1565 | return *this;
|
---|
| 1566 | }
|
---|
| 1567 | BOOST_UBLAS_INLINE
|
---|
| 1568 | difference_type operator - (const iterator &it) const {
|
---|
| 1569 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1570 | return it_ - it.it_;
|
---|
| 1571 | }
|
---|
| 1572 |
|
---|
| 1573 | // Dereference
|
---|
| 1574 | BOOST_UBLAS_INLINE
|
---|
| 1575 | reference operator * () const {
|
---|
| 1576 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_, bad_index ());
|
---|
| 1577 | return *it_;
|
---|
| 1578 | }
|
---|
| 1579 |
|
---|
| 1580 | // Index
|
---|
| 1581 | BOOST_UBLAS_INLINE
|
---|
| 1582 | size_type index () const {
|
---|
| 1583 | BOOST_UBLAS_CHECK (it_ >= (*this) ().begin ().it_ && it_ < (*this) ().end ().it_, bad_index ());
|
---|
| 1584 | // EDG won't allow const self_type it doesn't allow friend access to it_
|
---|
| 1585 | self_type &v = (*this) ();
|
---|
| 1586 | return it_ - v.begin ().it_;
|
---|
| 1587 | }
|
---|
| 1588 |
|
---|
| 1589 | // Assignment
|
---|
| 1590 | BOOST_UBLAS_INLINE
|
---|
| 1591 | iterator &operator = (const iterator &it) {
|
---|
| 1592 | container_reference<self_type>::assign (&it ());
|
---|
| 1593 | it_ = it.it_;
|
---|
| 1594 | return *this;
|
---|
| 1595 | }
|
---|
| 1596 |
|
---|
| 1597 | // Comparison
|
---|
| 1598 | BOOST_UBLAS_INLINE
|
---|
| 1599 | bool operator == (const iterator &it) const {
|
---|
| 1600 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1601 | return it_ == it.it_;
|
---|
| 1602 | }
|
---|
| 1603 | BOOST_UBLAS_INLINE
|
---|
| 1604 | bool operator < (const iterator &it) const {
|
---|
| 1605 | BOOST_UBLAS_CHECK (&(*this) () == &it (), external_logic ());
|
---|
| 1606 | return it_ < it.it_;
|
---|
| 1607 | }
|
---|
| 1608 |
|
---|
| 1609 | private:
|
---|
| 1610 | subiterator_type it_;
|
---|
| 1611 |
|
---|
| 1612 | friend class const_iterator;
|
---|
| 1613 | };
|
---|
| 1614 | #endif
|
---|
| 1615 |
|
---|
| 1616 | BOOST_UBLAS_INLINE
|
---|
| 1617 | iterator begin () {
|
---|
| 1618 | return find (0);
|
---|
| 1619 | }
|
---|
| 1620 | BOOST_UBLAS_INLINE
|
---|
| 1621 | iterator end () {
|
---|
| 1622 | return find (size_);
|
---|
| 1623 | }
|
---|
| 1624 |
|
---|
| 1625 | // Reverse iterator
|
---|
| 1626 | typedef reverse_iterator_base<const_iterator> const_reverse_iterator;
|
---|
| 1627 | typedef reverse_iterator_base<iterator> reverse_iterator;
|
---|
| 1628 |
|
---|
| 1629 | BOOST_UBLAS_INLINE
|
---|
| 1630 | const_reverse_iterator rbegin () const {
|
---|
| 1631 | return const_reverse_iterator (end ());
|
---|
| 1632 | }
|
---|
| 1633 | BOOST_UBLAS_INLINE
|
---|
| 1634 | const_reverse_iterator rend () const {
|
---|
| 1635 | return const_reverse_iterator (begin ());
|
---|
| 1636 | }
|
---|
| 1637 | BOOST_UBLAS_INLINE
|
---|
| 1638 | reverse_iterator rbegin () {
|
---|
| 1639 | return reverse_iterator (end ());
|
---|
| 1640 | }
|
---|
| 1641 | BOOST_UBLAS_INLINE
|
---|
| 1642 | reverse_iterator rend () {
|
---|
| 1643 | return reverse_iterator (begin ());
|
---|
| 1644 | }
|
---|
| 1645 |
|
---|
| 1646 | private:
|
---|
| 1647 | size_type size_;
|
---|
| 1648 | array_type data_;
|
---|
| 1649 | };
|
---|
| 1650 |
|
---|
| 1651 | }}}
|
---|
| 1652 |
|
---|
| 1653 | #endif
|
---|