| // |
| // Copyright (c) 2000-2002 |
| // Joerg Walter, Mathias Koch |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See |
| // accompanying file LICENSE_1_0.txt or copy at |
| // http://www.boost.org/LICENSE_1_0.txt) |
| // |
| // The authors gratefully acknowledge the support of |
| // GeNeSys mbH & Co. KG in producing this work. |
| // |
| |
| #ifndef _BOOST_UBLAS_MATRIX_EXPRESSION_ |
| #define _BOOST_UBLAS_MATRIX_EXPRESSION_ |
| |
| #include <boost/numeric/ublas/vector_expression.hpp> |
| |
| // Expression templates based on ideas of Todd Veldhuizen and Geoffrey Furnish |
| // Iterators based on ideas of Jeremy Siek |
| // |
| // Classes that model the Matrix Expression concept |
| |
| namespace boost { namespace numeric { namespace ublas { |
| |
| template<class E> |
| class matrix_reference: |
| public matrix_expression<matrix_reference<E> > { |
| |
| typedef matrix_reference<E> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| typedef typename E::size_type size_type; |
| typedef typename E::difference_type difference_type; |
| typedef typename E::value_type value_type; |
| typedef typename E::const_reference const_reference; |
| typedef typename boost::mpl::if_<boost::is_const<E>, |
| typename E::const_reference, |
| typename E::reference>::type reference; |
| typedef E referred_type; |
| typedef const self_type const_closure_type; |
| typedef self_type closure_type; |
| typedef typename E::orientation_category orientation_category; |
| typedef typename E::storage_category storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| explicit matrix_reference (referred_type &e): |
| e_ (e) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return e_.size1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return e_.size2 (); |
| } |
| |
| public: |
| // Expression accessors - const correct |
| BOOST_UBLAS_INLINE |
| const referred_type &expression () const { |
| return e_; |
| } |
| BOOST_UBLAS_INLINE |
| referred_type &expression () { |
| return e_; |
| } |
| |
| public: |
| // Element access |
| #ifndef BOOST_UBLAS_REFERENCE_CONST_MEMBER |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return expression () (i, j); |
| } |
| BOOST_UBLAS_INLINE |
| reference operator () (size_type i, size_type j) { |
| return expression () (i, j); |
| } |
| #else |
| BOOST_UBLAS_INLINE |
| reference operator () (size_type i, size_type j) const { |
| return expression () (i, j); |
| } |
| #endif |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| matrix_reference &operator = (const matrix_reference &m) { |
| expression ().operator = (m); |
| return *this; |
| } |
| template<class AE> |
| BOOST_UBLAS_INLINE |
| matrix_reference &operator = (const matrix_expression<AE> &ae) { |
| expression ().operator = (ae); |
| return *this; |
| } |
| template<class AE> |
| BOOST_UBLAS_INLINE |
| matrix_reference &assign (const matrix_expression<AE> &ae) { |
| expression ().assign (ae); |
| return *this; |
| } |
| template<class AE> |
| BOOST_UBLAS_INLINE |
| matrix_reference &operator += (const matrix_expression<AE> &ae) { |
| expression ().operator += (ae); |
| return *this; |
| } |
| template<class AE> |
| BOOST_UBLAS_INLINE |
| matrix_reference &plus_assign (const matrix_expression<AE> &ae) { |
| expression ().plus_assign (ae); |
| return *this; |
| } |
| template<class AE> |
| BOOST_UBLAS_INLINE |
| matrix_reference &operator -= (const matrix_expression<AE> &ae) { |
| expression ().operator -= (ae); |
| return *this; |
| } |
| template<class AE> |
| BOOST_UBLAS_INLINE |
| matrix_reference &minus_assign (const matrix_expression<AE> &ae) { |
| expression ().minus_assign (ae); |
| return *this; |
| } |
| template<class AT> |
| BOOST_UBLAS_INLINE |
| matrix_reference &operator *= (const AT &at) { |
| expression ().operator *= (at); |
| return *this; |
| } |
| template<class AT> |
| BOOST_UBLAS_INLINE |
| matrix_reference &operator /= (const AT &at) { |
| expression ().operator /= (at); |
| return *this; |
| } |
| |
| // Swapping |
| BOOST_UBLAS_INLINE |
| void swap (matrix_reference &m) { |
| expression ().swap (m.expression ()); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_reference &mr) const { |
| return &(*this).e_ == &mr.e_; |
| } |
| |
| // Iterator types |
| typedef typename E::const_iterator1 const_iterator1; |
| typedef typename boost::mpl::if_<boost::is_const<E>, |
| typename E::const_iterator1, |
| typename E::iterator1>::type iterator1; |
| typedef typename E::const_iterator2 const_iterator2; |
| typedef typename boost::mpl::if_<boost::is_const<E>, |
| typename E::const_iterator2, |
| typename E::iterator2>::type iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int rank, size_type i, size_type j) const { |
| return expression ().find1 (rank, i, j); |
| } |
| BOOST_UBLAS_INLINE |
| iterator1 find1 (int rank, size_type i, size_type j) { |
| return expression ().find1 (rank, i, j); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int rank, size_type i, size_type j) const { |
| return expression ().find2 (rank, i, j); |
| } |
| BOOST_UBLAS_INLINE |
| iterator2 find2 (int rank, size_type i, size_type j) { |
| return expression ().find2 (rank, i, j); |
| } |
| |
| // Iterators are the iterators of the referenced expression. |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return expression ().begin1 (); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return expression ().end1 (); |
| } |
| |
| BOOST_UBLAS_INLINE |
| iterator1 begin1 () { |
| return expression ().begin1 (); |
| } |
| BOOST_UBLAS_INLINE |
| iterator1 end1 () { |
| return expression ().end1 (); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return expression ().begin2 (); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return expression ().end2 (); |
| } |
| |
| BOOST_UBLAS_INLINE |
| iterator2 begin2 () { |
| return expression ().begin2 (); |
| } |
| BOOST_UBLAS_INLINE |
| iterator2 end2 () { |
| return expression ().end2 (); |
| } |
| |
| // Reverse iterators |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base1<iterator1> reverse_iterator1; |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| reverse_iterator1 rbegin1 () { |
| return reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| reverse_iterator1 rend1 () { |
| return reverse_iterator1 (begin1 ()); |
| } |
| |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| typedef reverse_iterator_base2<iterator2> reverse_iterator2; |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| reverse_iterator2 rbegin2 () { |
| return reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| reverse_iterator2 rend2 () { |
| return reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| referred_type &e_; |
| }; |
| |
| |
| template<class E1, class E2, class F> |
| class vector_matrix_binary: |
| public matrix_expression<vector_matrix_binary<E1, E2, F> > { |
| |
| typedef E1 expression1_type; |
| typedef E2 expression2_type; |
| public: |
| typedef typename E1::const_closure_type expression1_closure_type; |
| typedef typename E2::const_closure_type expression2_closure_type; |
| private: |
| typedef vector_matrix_binary<E1, E2, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| typedef F functor_type; |
| typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; |
| typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef unknown_orientation_tag orientation_category; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| vector_matrix_binary (const expression1_type &e1, const expression2_type &e2): |
| e1_ (e1), e2_ (e2) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return e1_.size (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return e2_.size (); |
| } |
| |
| public: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression1_closure_type &expression1 () const { |
| return e1_; |
| } |
| BOOST_UBLAS_INLINE |
| const expression2_closure_type &expression2 () const { |
| return e2_; |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return functor_type::apply (e1_ (i), e2_ (j)); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const vector_matrix_binary &vmb) const { |
| return (*this).expression1 ().same_closure (vmb.expression1 ()) && |
| (*this).expression2 ().same_closure (vmb.expression2 ()); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E1::const_iterator const_subiterator1_type; |
| typedef typename E2::const_iterator const_subiterator2_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef typename iterator_restrict_traits<typename const_subiterator1_type::iterator_category, |
| typename const_subiterator2_type::iterator_category>::iterator_category iterator_category; |
| typedef indexed_const_iterator1<const_closure_type, iterator_category> const_iterator1; |
| typedef const_iterator1 iterator1; |
| typedef indexed_const_iterator2<const_closure_type, iterator_category> const_iterator2; |
| typedef const_iterator2 iterator2; |
| #else |
| class const_iterator1; |
| typedef const_iterator1 iterator1; |
| class const_iterator2; |
| typedef const_iterator2 iterator2; |
| #endif |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int rank, size_type i, size_type j) const { |
| const_subiterator1_type it1 (e1_.find (i)); |
| const_subiterator1_type it1_end (e1_.find (size1 ())); |
| const_subiterator2_type it2 (e2_.find (j)); |
| const_subiterator2_type it2_end (e2_.find (size2 ())); |
| if (it2 == it2_end || (rank == 1 && (it2.index () != j || *it2 == value_type/*zero*/()))) { |
| it1 = it1_end; |
| it2 = it2_end; |
| } |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator1 (*this, it1.index (), it2.index ()); |
| #else |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return const_iterator1 (*this, it1, it2, it2 != it2_end ? *it2 : value_type/*zero*/()); |
| #else |
| return const_iterator1 (*this, it1, it2); |
| #endif |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int rank, size_type i, size_type j) const { |
| const_subiterator2_type it2 (e2_.find (j)); |
| const_subiterator2_type it2_end (e2_.find (size2 ())); |
| const_subiterator1_type it1 (e1_.find (i)); |
| const_subiterator1_type it1_end (e1_.find (size1 ())); |
| if (it1 == it1_end || (rank == 1 && (it1.index () != i || *it1 == value_type/*zero*/()))) { |
| it2 = it2_end; |
| it1 = it1_end; |
| } |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator2 (*this, it1.index (), it2.index ()); |
| #else |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return const_iterator2 (*this, it1, it2, it1 != it1_end ? *it1 : value_type/*zero*/()); |
| #else |
| return const_iterator2 (*this, it1, it2); |
| #endif |
| #endif |
| } |
| |
| // Iterators enhance the iterators of the referenced expressions |
| // with the binary functor. |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator1: |
| public container_const_reference<vector_matrix_binary>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, |
| typename E2::const_iterator::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator1, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, |
| typename E2::const_iterator::iterator_category>::iterator_category iterator_category; |
| typedef typename vector_matrix_binary::difference_type difference_type; |
| typedef typename vector_matrix_binary::value_type value_type; |
| typedef typename vector_matrix_binary::const_reference reference; |
| typedef typename vector_matrix_binary::const_pointer pointer; |
| |
| typedef const_iterator2 dual_iterator_type; |
| typedef const_reverse_iterator2 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it1_ (), it2_ (), t2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2, value_type t2): |
| container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2), t2_ (t2) {} |
| #else |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2): |
| container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2) {} |
| #endif |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator ++ () { |
| ++ it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -- () { |
| -- it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator += (difference_type n) { |
| it1_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -= (difference_type n) { |
| it1_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ - it.it1_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (*it1_, t2_); |
| #else |
| return functor_type::apply (*it1_, *it2_); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 begin () const { |
| return (*this) ().find2 (1, index1 (), 0); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 end () const { |
| return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rbegin () const { |
| return const_reverse_iterator2 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rend () const { |
| return const_reverse_iterator2 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it1_.index (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it2_.index (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator = (const const_iterator1 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| t2_ = it.t2_; |
| #endif |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ == it.it1_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ < it.it1_; |
| } |
| |
| private: |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| const_subiterator1_type it1_; |
| // Mutable due to assignment |
| /* const */ const_subiterator2_type it2_; |
| value_type t2_; |
| #else |
| const_subiterator1_type it1_; |
| const_subiterator2_type it2_; |
| #endif |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return find1 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return find1 (0, size1 (), 0); |
| } |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator2: |
| public container_const_reference<vector_matrix_binary>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, |
| typename E2::const_iterator::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator2, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, |
| typename E2::const_iterator::iterator_category>::iterator_category iterator_category; |
| typedef typename vector_matrix_binary::difference_type difference_type; |
| typedef typename vector_matrix_binary::value_type value_type; |
| typedef typename vector_matrix_binary::const_reference reference; |
| typedef typename vector_matrix_binary::const_pointer pointer; |
| |
| typedef const_iterator1 dual_iterator_type; |
| typedef const_reverse_iterator1 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it1_ (), it2_ (), t1_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2, value_type t1): |
| container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2), t1_ (t1) {} |
| #else |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &vmb, const const_subiterator1_type &it1, const const_subiterator2_type &it2): |
| container_const_reference<self_type> (vmb), it1_ (it1), it2_ (it2) {} |
| #endif |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator ++ () { |
| ++ it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -- () { |
| -- it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator += (difference_type n) { |
| it2_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -= (difference_type n) { |
| it2_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure(it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ - it.it2_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (t1_, *it2_); |
| #else |
| return functor_type::apply (*it1_, *it2_); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 begin () const { |
| return (*this) ().find1 (1, 0, index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 end () const { |
| return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rbegin () const { |
| return const_reverse_iterator1 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rend () const { |
| return const_reverse_iterator1 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it1_.index (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it2_.index (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator = (const const_iterator2 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| t1_ = it.t1_; |
| #endif |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure( it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ == it.it2_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ < it.it2_; |
| } |
| |
| private: |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| // Mutable due to assignment |
| /* const */ const_subiterator1_type it1_; |
| const_subiterator2_type it2_; |
| value_type t1_; |
| #else |
| const_subiterator1_type it1_; |
| const_subiterator2_type it2_; |
| #endif |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return find2 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return find2 (0, 0, size2 ()); |
| } |
| |
| // Reverse iterators |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| expression1_closure_type e1_; |
| expression2_closure_type e2_; |
| }; |
| |
| template<class E1, class E2, class F> |
| struct vector_matrix_binary_traits { |
| typedef vector_matrix_binary<E1, E2, F> expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| // ISSUE matrix is arbitary temporary type |
| typedef matrix<typename F::value_type> result_type; |
| #endif |
| }; |
| |
| // (outer_prod (v1, v2)) [i] [j] = v1 [i] * v2 [j] |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename vector_matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, typename E2::value_type> >::result_type |
| outer_prod (const vector_expression<E1> &e1, |
| const vector_expression<E2> &e2) { |
| BOOST_STATIC_ASSERT (E1::complexity == 0 && E2::complexity == 0); |
| typedef typename vector_matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, typename E2::value_type> >::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| template<class E, class F> |
| class matrix_unary1: |
| public matrix_expression<matrix_unary1<E, F> > { |
| |
| typedef E expression_type; |
| typedef F functor_type; |
| public: |
| typedef typename E::const_closure_type expression_closure_type; |
| private: |
| typedef matrix_unary1<E, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| typedef typename E::size_type size_type; |
| typedef typename E::difference_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef typename E::orientation_category orientation_category; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| explicit matrix_unary1 (const expression_type &e): |
| e_ (e) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return e_.size1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return e_.size2 (); |
| } |
| |
| public: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression_closure_type &expression () const { |
| return e_; |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return functor_type::apply (e_ (i, j)); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_unary1 &mu1) const { |
| return (*this).expression ().same_closure (mu1.expression ()); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E::const_iterator1 const_subiterator1_type; |
| typedef typename E::const_iterator2 const_subiterator2_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef indexed_const_iterator1<const_closure_type, typename const_subiterator1_type::iterator_category> const_iterator1; |
| typedef const_iterator1 iterator1; |
| typedef indexed_const_iterator2<const_closure_type, typename const_subiterator2_type::iterator_category> const_iterator2; |
| typedef const_iterator2 iterator2; |
| #else |
| class const_iterator1; |
| typedef const_iterator1 iterator1; |
| class const_iterator2; |
| typedef const_iterator2 iterator2; |
| #endif |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int rank, size_type i, size_type j) const { |
| const_subiterator1_type it1 (e_.find1 (rank, i, j)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator1 (*this, it1.index1 (), it1.index2 ()); |
| #else |
| return const_iterator1 (*this, it1); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int rank, size_type i, size_type j) const { |
| const_subiterator2_type it2 (e_.find2 (rank, i, j)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator2 (*this, it2.index1 (), it2.index2 ()); |
| #else |
| return const_iterator2 (*this, it2); |
| #endif |
| } |
| |
| // Iterators enhance the iterators of the referenced expression |
| // with the unary functor. |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator1: |
| public container_const_reference<matrix_unary1>, |
| public iterator_base_traits<typename E::const_iterator1::iterator_category>::template |
| iterator_base<const_iterator1, value_type>::type { |
| public: |
| typedef typename E::const_iterator1::iterator_category iterator_category; |
| typedef typename matrix_unary1::difference_type difference_type; |
| typedef typename matrix_unary1::value_type value_type; |
| typedef typename matrix_unary1::const_reference reference; |
| typedef typename matrix_unary1::const_pointer pointer; |
| |
| typedef const_iterator2 dual_iterator_type; |
| typedef const_reverse_iterator2 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &mu, const const_subiterator1_type &it): |
| container_const_reference<self_type> (mu), it_ (it) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator ++ () { |
| ++ it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -- () { |
| -- it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator += (difference_type n) { |
| it_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -= (difference_type n) { |
| it_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ - it.it_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (*it_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 begin () const { |
| return (*this) ().find2 (1, index1 (), 0); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 end () const { |
| return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rbegin () const { |
| return const_reverse_iterator2 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rend () const { |
| return const_reverse_iterator2 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator = (const const_iterator1 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it_ = it.it_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ == it.it_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ < it.it_; |
| } |
| |
| private: |
| const_subiterator1_type it_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return find1 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return find1 (0, size1 (), 0); |
| } |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator2: |
| public container_const_reference<matrix_unary1>, |
| public iterator_base_traits<typename E::const_iterator2::iterator_category>::template |
| iterator_base<const_iterator2, value_type>::type { |
| public: |
| typedef typename E::const_iterator2::iterator_category iterator_category; |
| typedef typename matrix_unary1::difference_type difference_type; |
| typedef typename matrix_unary1::value_type value_type; |
| typedef typename matrix_unary1::const_reference reference; |
| typedef typename matrix_unary1::const_pointer pointer; |
| |
| typedef const_iterator1 dual_iterator_type; |
| typedef const_reverse_iterator1 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &mu, const const_subiterator2_type &it): |
| container_const_reference<self_type> (mu), it_ (it) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator ++ () { |
| ++ it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -- () { |
| -- it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator += (difference_type n) { |
| it_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -= (difference_type n) { |
| it_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ - it.it_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (*it_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 begin () const { |
| return (*this) ().find1 (1, 0, index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 end () const { |
| return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rbegin () const { |
| return const_reverse_iterator1 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rend () const { |
| return const_reverse_iterator1 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator = (const const_iterator2 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it_ = it.it_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ == it.it_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ < it.it_; |
| } |
| |
| private: |
| const_subiterator2_type it_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return find2 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return find2 (0, 0, size2 ()); |
| } |
| |
| // Reverse iterators |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| expression_closure_type e_; |
| }; |
| |
| template<class E, class F> |
| struct matrix_unary1_traits { |
| typedef matrix_unary1<E, F> expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E::matrix_temporary_type result_type; |
| #endif |
| }; |
| |
| // (- m) [i] [j] = - m [i] [j] |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_unary1_traits<E, scalar_negate<typename E::value_type> >::result_type |
| operator - (const matrix_expression<E> &e) { |
| typedef typename matrix_unary1_traits<E, scalar_negate<typename E::value_type> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| // (conj m) [i] [j] = conj (m [i] [j]) |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_unary1_traits<E, scalar_conj<typename E::value_type> >::result_type |
| conj (const matrix_expression<E> &e) { |
| typedef typename matrix_unary1_traits<E, scalar_conj<typename E::value_type> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| // (real m) [i] [j] = real (m [i] [j]) |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_unary1_traits<E, scalar_real<typename E::value_type> >::result_type |
| real (const matrix_expression<E> &e) { |
| typedef typename matrix_unary1_traits<E, scalar_real<typename E::value_type> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| // (imag m) [i] [j] = imag (m [i] [j]) |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_unary1_traits<E, scalar_imag<typename E::value_type> >::result_type |
| imag (const matrix_expression<E> &e) { |
| typedef typename matrix_unary1_traits<E, scalar_imag<typename E::value_type> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| template<class E, class F> |
| class matrix_unary2: |
| public matrix_expression<matrix_unary2<E, F> > { |
| |
| typedef typename boost::mpl::if_<boost::is_same<F, scalar_identity<typename E::value_type> >, |
| E, |
| const E>::type expression_type; |
| typedef F functor_type; |
| public: |
| typedef typename boost::mpl::if_<boost::is_const<expression_type>, |
| typename E::const_closure_type, |
| typename E::closure_type>::type expression_closure_type; |
| private: |
| typedef matrix_unary2<E, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| typedef typename E::size_type size_type; |
| typedef typename E::difference_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef typename boost::mpl::if_<boost::is_same<F, scalar_identity<value_type> >, |
| typename E::reference, |
| value_type>::type reference; |
| |
| typedef const self_type const_closure_type; |
| typedef self_type closure_type; |
| typedef typename boost::mpl::if_<boost::is_same<typename E::orientation_category, |
| row_major_tag>, |
| column_major_tag, |
| typename boost::mpl::if_<boost::is_same<typename E::orientation_category, |
| column_major_tag>, |
| row_major_tag, |
| typename E::orientation_category>::type>::type orientation_category; |
| typedef typename E::storage_category storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| // matrix_unary2 may be used as mutable expression - |
| // this is the only non const expression constructor |
| explicit matrix_unary2 (expression_type &e): |
| e_ (e) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return e_.size2 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return e_.size1 (); |
| } |
| |
| public: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression_closure_type &expression () const { |
| return e_; |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return functor_type::apply (e_ (j, i)); |
| } |
| BOOST_UBLAS_INLINE |
| reference operator () (size_type i, size_type j) { |
| BOOST_STATIC_ASSERT ((boost::is_same<functor_type, scalar_identity<value_type > >::value)); |
| return e_ (j, i); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_unary2 &mu2) const { |
| return (*this).expression ().same_closure (mu2.expression ()); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E::const_iterator1 const_subiterator2_type; |
| typedef typename E::const_iterator2 const_subiterator1_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef indexed_const_iterator1<const_closure_type, typename const_subiterator1_type::iterator_category> const_iterator1; |
| typedef const_iterator1 iterator1; |
| typedef indexed_const_iterator2<const_closure_type, typename const_subiterator2_type::iterator_category> const_iterator2; |
| typedef const_iterator2 iterator2; |
| #else |
| class const_iterator1; |
| typedef const_iterator1 iterator1; |
| class const_iterator2; |
| typedef const_iterator2 iterator2; |
| #endif |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int rank, size_type i, size_type j) const { |
| const_subiterator1_type it1 (e_.find2 (rank, j, i)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator1 (*this, it1.index2 (), it1.index1 ()); |
| #else |
| return const_iterator1 (*this, it1); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int rank, size_type i, size_type j) const { |
| const_subiterator2_type it2 (e_.find1 (rank, j, i)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator2 (*this, it2.index2 (), it2.index1 ()); |
| #else |
| return const_iterator2 (*this, it2); |
| #endif |
| } |
| |
| // Iterators enhance the iterators of the referenced expression |
| // with the unary functor. |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator1: |
| public container_const_reference<matrix_unary2>, |
| public iterator_base_traits<typename E::const_iterator2::iterator_category>::template |
| iterator_base<const_iterator1, value_type>::type { |
| public: |
| typedef typename E::const_iterator2::iterator_category iterator_category; |
| typedef typename matrix_unary2::difference_type difference_type; |
| typedef typename matrix_unary2::value_type value_type; |
| typedef typename matrix_unary2::const_reference reference; |
| typedef typename matrix_unary2::const_pointer pointer; |
| |
| typedef const_iterator2 dual_iterator_type; |
| typedef const_reverse_iterator2 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &mu, const const_subiterator1_type &it): |
| container_const_reference<self_type> (mu), it_ (it) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator ++ () { |
| ++ it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -- () { |
| -- it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator += (difference_type n) { |
| it_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -= (difference_type n) { |
| it_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ - it.it_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (*it_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 begin () const { |
| return (*this) ().find2 (1, index1 (), 0); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 end () const { |
| return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rbegin () const { |
| return const_reverse_iterator2 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rend () const { |
| return const_reverse_iterator2 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it_.index2 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it_.index1 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator = (const const_iterator1 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it_ = it.it_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ == it.it_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ < it.it_; |
| } |
| |
| private: |
| const_subiterator1_type it_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return find1 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return find1 (0, size1 (), 0); |
| } |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator2: |
| public container_const_reference<matrix_unary2>, |
| public iterator_base_traits<typename E::const_iterator1::iterator_category>::template |
| iterator_base<const_iterator2, value_type>::type { |
| public: |
| typedef typename E::const_iterator1::iterator_category iterator_category; |
| typedef typename matrix_unary2::difference_type difference_type; |
| typedef typename matrix_unary2::value_type value_type; |
| typedef typename matrix_unary2::const_reference reference; |
| typedef typename matrix_unary2::const_pointer pointer; |
| |
| typedef const_iterator1 dual_iterator_type; |
| typedef const_reverse_iterator1 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &mu, const const_subiterator2_type &it): |
| container_const_reference<self_type> (mu), it_ (it) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator ++ () { |
| ++ it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -- () { |
| -- it_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator += (difference_type n) { |
| it_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -= (difference_type n) { |
| it_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ - it.it_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (*it_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 begin () const { |
| return (*this) ().find1 (1, 0, index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 end () const { |
| return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rbegin () const { |
| return const_reverse_iterator1 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rend () const { |
| return const_reverse_iterator1 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it_.index2 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it_.index1 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator = (const const_iterator2 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it_ = it.it_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ == it.it_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it_ < it.it_; |
| } |
| |
| private: |
| const_subiterator2_type it_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return find2 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return find2 (0, 0, size2 ()); |
| } |
| |
| // Reverse iterators |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| expression_closure_type e_; |
| }; |
| |
| template<class E, class F> |
| struct matrix_unary2_traits { |
| typedef matrix_unary2<E, F> expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E::matrix_temporary_type result_type; |
| #endif |
| }; |
| |
| // (trans m) [i] [j] = m [j] [i] |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_unary2_traits<const E, scalar_identity<typename E::value_type> >::result_type |
| trans (const matrix_expression<E> &e) { |
| typedef typename matrix_unary2_traits<const E, scalar_identity<typename E::value_type> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_unary2_traits<E, scalar_identity<typename E::value_type> >::result_type |
| trans (matrix_expression<E> &e) { |
| typedef typename matrix_unary2_traits<E, scalar_identity<typename E::value_type> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| // (herm m) [i] [j] = conj (m [j] [i]) |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_unary2_traits<E, scalar_conj<typename E::value_type> >::result_type |
| herm (const matrix_expression<E> &e) { |
| typedef typename matrix_unary2_traits<E, scalar_conj<typename E::value_type> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| template<class E1, class E2, class F> |
| class matrix_binary: |
| public matrix_expression<matrix_binary<E1, E2, F> > { |
| |
| typedef E1 expression1_type; |
| typedef E2 expression2_type; |
| typedef F functor_type; |
| public: |
| typedef typename E1::const_closure_type expression1_closure_type; |
| typedef typename E2::const_closure_type expression2_closure_type; |
| private: |
| typedef matrix_binary<E1, E2, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; |
| typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef unknown_orientation_tag orientation_category; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| matrix_binary (const E1 &e1, const E2 &e2): |
| e1_ (e1), e2_ (e2) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return BOOST_UBLAS_SAME (e1_.size1 (), e2_.size1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return BOOST_UBLAS_SAME (e1_.size2 (), e2_.size2 ()); |
| } |
| |
| public: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression1_closure_type &expression1 () const { |
| return e1_; |
| } |
| BOOST_UBLAS_INLINE |
| const expression2_closure_type &expression2 () const { |
| return e2_; |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return functor_type::apply (e1_ (i, j), e2_ (i, j)); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_binary &mb) const { |
| return (*this).expression1 ().same_closure (mb.expression1 ()) && |
| (*this).expression2 ().same_closure (mb.expression2 ()); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E1::const_iterator1 const_iterator11_type; |
| typedef typename E1::const_iterator2 const_iterator12_type; |
| typedef typename E2::const_iterator1 const_iterator21_type; |
| typedef typename E2::const_iterator2 const_iterator22_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef typename iterator_restrict_traits<typename const_iterator11_type::iterator_category, |
| typename const_iterator21_type::iterator_category>::iterator_category iterator_category1; |
| typedef indexed_const_iterator1<const_closure_type, iterator_category1> const_iterator1; |
| typedef const_iterator1 iterator1; |
| typedef typename iterator_restrict_traits<typename const_iterator12_type::iterator_category, |
| typename const_iterator22_type::iterator_category>::iterator_category iterator_category2; |
| typedef indexed_const_iterator2<const_closure_type, iterator_category2> const_iterator2; |
| typedef const_iterator2 iterator2; |
| #else |
| class const_iterator1; |
| typedef const_iterator1 iterator1; |
| class const_iterator2; |
| typedef const_iterator2 iterator2; |
| #endif |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int rank, size_type i, size_type j) const { |
| const_iterator11_type it11 (e1_.find1 (rank, i, j)); |
| const_iterator11_type it11_end (e1_.find1 (rank, size1 (), j)); |
| const_iterator21_type it21 (e2_.find1 (rank, i, j)); |
| const_iterator21_type it21_end (e2_.find1 (rank, size1 (), j)); |
| BOOST_UBLAS_CHECK (rank == 0 || it11 == it11_end || it11.index2 () == j, internal_logic ()) |
| BOOST_UBLAS_CHECK (rank == 0 || it21 == it21_end || it21.index2 () == j, internal_logic ()) |
| i = (std::min) (it11 != it11_end ? it11.index1 () : size1 (), |
| it21 != it21_end ? it21.index1 () : size1 ()); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator1 (*this, i, j); |
| #else |
| return const_iterator1 (*this, i, j, it11, it11_end, it21, it21_end); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int rank, size_type i, size_type j) const { |
| const_iterator12_type it12 (e1_.find2 (rank, i, j)); |
| const_iterator12_type it12_end (e1_.find2 (rank, i, size2 ())); |
| const_iterator22_type it22 (e2_.find2 (rank, i, j)); |
| const_iterator22_type it22_end (e2_.find2 (rank, i, size2 ())); |
| BOOST_UBLAS_CHECK (rank == 0 || it12 == it12_end || it12.index1 () == i, internal_logic ()) |
| BOOST_UBLAS_CHECK (rank == 0 || it22 == it22_end || it22.index1 () == i, internal_logic ()) |
| j = (std::min) (it12 != it12_end ? it12.index2 () : size2 (), |
| it22 != it22_end ? it22.index2 () : size2 ()); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator2 (*this, i, j); |
| #else |
| return const_iterator2 (*this, i, j, it12, it12_end, it22, it22_end); |
| #endif |
| } |
| |
| // Iterators enhance the iterators of the referenced expression |
| // with the binary functor. |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator1: |
| public container_const_reference<matrix_binary>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator1::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator1, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator1::iterator_category>::iterator_category iterator_category; |
| typedef typename matrix_binary::difference_type difference_type; |
| typedef typename matrix_binary::value_type value_type; |
| typedef typename matrix_binary::const_reference reference; |
| typedef typename matrix_binary::const_pointer pointer; |
| |
| typedef const_iterator2 dual_iterator_type; |
| typedef const_reverse_iterator2 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), i_ (), j_ (), it1_ (), it1_end_ (), it2_ (), it2_end_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &mb, size_type i, size_type j, |
| const const_iterator11_type &it1, const const_iterator11_type &it1_end, |
| const const_iterator21_type &it2, const const_iterator21_type &it2_end): |
| container_const_reference<self_type> (mb), i_ (i), j_ (j), it1_ (it1), it1_end_ (it1_end), it2_ (it2), it2_end_ (it2_end) {} |
| |
| private: |
| // Dense specializations |
| BOOST_UBLAS_INLINE |
| void increment (dense_random_access_iterator_tag) { |
| ++ i_; ++ it1_; ++ it2_; |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (dense_random_access_iterator_tag) { |
| -- i_; -- it1_; -- it2_; |
| } |
| BOOST_UBLAS_INLINE |
| void increment (dense_random_access_iterator_tag, difference_type n) { |
| i_ += n; it1_ += n; it2_ += n; |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (dense_random_access_iterator_tag, difference_type n) { |
| i_ -= n; it1_ -= n; it2_ -= n; |
| } |
| BOOST_UBLAS_INLINE |
| value_type dereference (dense_random_access_iterator_tag) const { |
| return functor_type::apply (*it1_, *it2_); |
| } |
| |
| // Packed specializations |
| BOOST_UBLAS_INLINE |
| void increment (packed_random_access_iterator_tag) { |
| if (it1_ != it1_end_) |
| if (it1_.index1 () <= i_) |
| ++ it1_; |
| if (it2_ != it2_end_) |
| if (it2_.index1 () <= i_) |
| ++ it2_; |
| ++ i_; |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (packed_random_access_iterator_tag) { |
| if (it1_ != it1_end_) |
| if (i_ <= it1_.index1 ()) |
| -- it1_; |
| if (it2_ != it2_end_) |
| if (i_ <= it2_.index1 ()) |
| -- it2_; |
| -- i_; |
| } |
| BOOST_UBLAS_INLINE |
| void increment (packed_random_access_iterator_tag, difference_type n) { |
| while (n > 0) { |
| increment (packed_random_access_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| decrement (packed_random_access_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (packed_random_access_iterator_tag, difference_type n) { |
| while (n > 0) { |
| decrement (packed_random_access_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| increment (packed_random_access_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| value_type dereference (packed_random_access_iterator_tag) const { |
| value_type t1 = value_type/*zero*/(); |
| if (it1_ != it1_end_) { |
| BOOST_UBLAS_CHECK (it1_.index2 () == j_, internal_logic ()); |
| if (it1_.index1 () == i_) |
| t1 = *it1_; |
| } |
| value_type t2 = value_type/*zero*/(); |
| if (it2_ != it2_end_) { |
| BOOST_UBLAS_CHECK (it2_.index2 () == j_, internal_logic ()); |
| if (it2_.index1 () == i_) |
| t2 = *it2_; |
| } |
| return functor_type::apply (t1, t2); |
| } |
| |
| // Sparse specializations |
| BOOST_UBLAS_INLINE |
| void increment (sparse_bidirectional_iterator_tag) { |
| size_type temp_index1 = (*this) ().size1 (); |
| if (it1_ != it1_end_) { |
| if (it1_.index1 () <= i_) |
| ++ it1_; |
| if (it1_ != it1_end_) |
| temp_index1 = it1_.index1 (); |
| } |
| size_type temp_index2 = (*this) ().size1 (); |
| if (it2_ != it2_end_) |
| if (it2_.index1 () <= i_) |
| ++ it2_; |
| if (it2_ != it2_end_) { |
| temp_index2 = it2_.index1 (); |
| } |
| i_ = (std::min) (temp_index1, temp_index2); |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (sparse_bidirectional_iterator_tag) { |
| size_type temp_index1 = (*this) ().size1 (); |
| if (it1_ != it1_end_) { |
| if (i_ <= it1_.index1 ()) |
| -- it1_; |
| if (it1_ != it1_end_) |
| temp_index1 = it1_.index1 (); |
| } |
| size_type temp_index2 = (*this) ().size1 (); |
| if (it2_ != it2_end_) { |
| if (i_ <= it2_.index1 ()) |
| -- it2_; |
| if (it2_ != it2_end_) |
| temp_index2 = it2_.index1 (); |
| } |
| i_ = (std::max) (temp_index1, temp_index2); |
| } |
| BOOST_UBLAS_INLINE |
| void increment (sparse_bidirectional_iterator_tag, difference_type n) { |
| while (n > 0) { |
| increment (sparse_bidirectional_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| decrement (sparse_bidirectional_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (sparse_bidirectional_iterator_tag, difference_type n) { |
| while (n > 0) { |
| decrement (sparse_bidirectional_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| increment (sparse_bidirectional_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| value_type dereference (sparse_bidirectional_iterator_tag) const { |
| value_type t1 = value_type/*zero*/(); |
| if (it1_ != it1_end_) { |
| BOOST_UBLAS_CHECK (it1_.index2 () == j_, internal_logic ()); |
| if (it1_.index1 () == i_) |
| t1 = *it1_; |
| } |
| value_type t2 = value_type/*zero*/(); |
| if (it2_ != it2_end_) { |
| BOOST_UBLAS_CHECK (it2_.index2 () == j_, internal_logic ()); |
| if (it2_.index1 () == i_) |
| t2 = *it2_; |
| } |
| return functor_type::apply (t1, t2); |
| } |
| |
| public: |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator ++ () { |
| increment (iterator_category ()); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -- () { |
| decrement (iterator_category ()); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator += (difference_type n) { |
| increment (iterator_category (), n); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -= (difference_type n) { |
| decrement (iterator_category (), n); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (index2 () == it.index2 (), external_logic ()); |
| return index1 () - it.index1 (); |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return dereference (iterator_category ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 begin () const { |
| return (*this) ().find2 (1, index1 (), 0); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 end () const { |
| return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rbegin () const { |
| return const_reverse_iterator2 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rend () const { |
| return const_reverse_iterator2 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return i_; |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| // if (it1_ != it1_end_ && it2_ != it2_end_) |
| // return BOOST_UBLAS_SAME (it1_.index2 (), it2_.index2 ()); |
| // else |
| return j_; |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator = (const const_iterator1 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| i_ = it.i_; |
| j_ = it.j_; |
| it1_ = it.it1_; |
| it1_end_ = it.it1_end_; |
| it2_ = it.it2_; |
| it2_end_ = it.it2_end_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (index2 () == it.index2 (), external_logic ()); |
| return index1 () == it.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (index2 () == it.index2 (), external_logic ()); |
| return index1 () < it.index1 (); |
| } |
| |
| private: |
| size_type i_; |
| size_type j_; |
| const_iterator11_type it1_; |
| const_iterator11_type it1_end_; |
| const_iterator21_type it2_; |
| const_iterator21_type it2_end_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return find1 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return find1 (0, size1 (), 0); |
| } |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator2: |
| public container_const_reference<matrix_binary>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator2::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator2, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator2::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; |
| typedef typename matrix_binary::difference_type difference_type; |
| typedef typename matrix_binary::value_type value_type; |
| typedef typename matrix_binary::const_reference reference; |
| typedef typename matrix_binary::const_pointer pointer; |
| |
| typedef const_iterator1 dual_iterator_type; |
| typedef const_reverse_iterator1 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), i_ (), j_ (), it1_ (), it1_end_ (), it2_ (), it2_end_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &mb, size_type i, size_type j, |
| const const_iterator12_type &it1, const const_iterator12_type &it1_end, |
| const const_iterator22_type &it2, const const_iterator22_type &it2_end): |
| container_const_reference<self_type> (mb), i_ (i), j_ (j), it1_ (it1), it1_end_ (it1_end), it2_ (it2), it2_end_ (it2_end) {} |
| |
| private: |
| // Dense access specializations |
| BOOST_UBLAS_INLINE |
| void increment (dense_random_access_iterator_tag) { |
| ++ j_; ++ it1_; ++ it2_; |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (dense_random_access_iterator_tag) { |
| -- j_; -- it1_; -- it2_; |
| } |
| BOOST_UBLAS_INLINE |
| void increment (dense_random_access_iterator_tag, difference_type n) { |
| j_ += n; it1_ += n; it2_ += n; |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (dense_random_access_iterator_tag, difference_type n) { |
| j_ -= n; it1_ -= n; it2_ -= n; |
| } |
| BOOST_UBLAS_INLINE |
| value_type dereference (dense_random_access_iterator_tag) const { |
| return functor_type::apply (*it1_, *it2_); |
| } |
| |
| // Packed specializations |
| BOOST_UBLAS_INLINE |
| void increment (packed_random_access_iterator_tag) { |
| if (it1_ != it1_end_) |
| if (it1_.index2 () <= j_) |
| ++ it1_; |
| if (it2_ != it2_end_) |
| if (it2_.index2 () <= j_) |
| ++ it2_; |
| ++ j_; |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (packed_random_access_iterator_tag) { |
| if (it1_ != it1_end_) |
| if (j_ <= it1_.index2 ()) |
| -- it1_; |
| if (it2_ != it2_end_) |
| if (j_ <= it2_.index2 ()) |
| -- it2_; |
| -- j_; |
| } |
| BOOST_UBLAS_INLINE |
| void increment (packed_random_access_iterator_tag, difference_type n) { |
| while (n > 0) { |
| increment (packed_random_access_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| decrement (packed_random_access_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (packed_random_access_iterator_tag, difference_type n) { |
| while (n > 0) { |
| decrement (packed_random_access_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| increment (packed_random_access_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| value_type dereference (packed_random_access_iterator_tag) const { |
| value_type t1 = value_type/*zero*/(); |
| if (it1_ != it1_end_) { |
| BOOST_UBLAS_CHECK (it1_.index1 () == i_, internal_logic ()); |
| if (it1_.index2 () == j_) |
| t1 = *it1_; |
| } |
| value_type t2 = value_type/*zero*/(); |
| if (it2_ != it2_end_) { |
| BOOST_UBLAS_CHECK (it2_.index1 () == i_, internal_logic ()); |
| if (it2_.index2 () == j_) |
| t2 = *it2_; |
| } |
| return functor_type::apply (t1, t2); |
| } |
| |
| // Sparse specializations |
| BOOST_UBLAS_INLINE |
| void increment (sparse_bidirectional_iterator_tag) { |
| size_type temp_index1 = (*this) ().size2 (); |
| if (it1_ != it1_end_) { |
| if (it1_.index2 () <= j_) |
| ++ it1_; |
| if (it1_ != it1_end_) |
| index1 = it1_.index2 (); |
| } |
| size_type temp_index2 = (*this) ().size2 (); |
| if (it2_ != it2_end_) { |
| if (it2_.index2 () <= j_) |
| ++ it2_; |
| if (it2_ != it2_end_) |
| index2 = it2_.index2 (); |
| } |
| j_ = (std::min) (temp_index1, temp_index2); |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (sparse_bidirectional_iterator_tag) { |
| size_type temp_index1 = (*this) ().size2 (); |
| if (it1_ != it1_end_) { |
| if (j_ <= it1_.index2 ()) |
| -- it1_; |
| if (it1_ != it1_end_) |
| index1 = it1_.index2 (); |
| } |
| size_type temp_index2 = (*this) ().size2 (); |
| if (it2_ != it2_end_) { |
| if (j_ <= it2_.index2 ()) |
| -- it2_; |
| if (it2_ != it2_end_) |
| index2 = it2_.index2 (); |
| } |
| j_ = (std::max) (temp_index1, temp_index2); |
| } |
| BOOST_UBLAS_INLINE |
| void increment (sparse_bidirectional_iterator_tag, difference_type n) { |
| while (n > 0) { |
| increment (sparse_bidirectional_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| decrement (sparse_bidirectional_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| void decrement (sparse_bidirectional_iterator_tag, difference_type n) { |
| while (n > 0) { |
| decrement (sparse_bidirectional_iterator_tag ()); |
| --n; |
| } |
| while (n < 0) { |
| increment (sparse_bidirectional_iterator_tag ()); |
| ++n; |
| } |
| } |
| BOOST_UBLAS_INLINE |
| value_type dereference (sparse_bidirectional_iterator_tag) const { |
| value_type t1 = value_type/*zero*/(); |
| if (it1_ != it1_end_) { |
| BOOST_UBLAS_CHECK (it1_.index1 () == i_, internal_logic ()); |
| if (it1_.index2 () == j_) |
| t1 = *it1_; |
| } |
| value_type t2 = value_type/*zero*/(); |
| if (it2_ != it2_end_) { |
| BOOST_UBLAS_CHECK (it2_.index1 () == i_, internal_logic ()); |
| if (it2_.index2 () == j_) |
| t2 = *it2_; |
| } |
| return functor_type::apply (t1, t2); |
| } |
| |
| public: |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator ++ () { |
| increment (iterator_category ()); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -- () { |
| decrement (iterator_category ()); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator += (difference_type n) { |
| increment (iterator_category (), n); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -= (difference_type n) { |
| decrement (iterator_category (), n); |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (index1 () == it.index1 (), external_logic ()); |
| return index2 () - it.index2 (); |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return dereference (iterator_category ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 begin () const { |
| return (*this) ().find1 (1, 0, index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 end () const { |
| return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rbegin () const { |
| return const_reverse_iterator1 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rend () const { |
| return const_reverse_iterator1 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| // if (it1_ != it1_end_ && it2_ != it2_end_) |
| // return BOOST_UBLAS_SAME (it1_.index1 (), it2_.index1 ()); |
| // else |
| return i_; |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return j_; |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator = (const const_iterator2 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| i_ = it.i_; |
| j_ = it.j_; |
| it1_ = it.it1_; |
| it1_end_ = it.it1_end_; |
| it2_ = it.it2_; |
| it2_end_ = it.it2_end_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (index1 () == it.index1 (), external_logic ()); |
| return index2 () == it.index2 (); |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (index1 () == it.index1 (), external_logic ()); |
| return index2 () < it.index2 (); |
| } |
| |
| private: |
| size_type i_; |
| size_type j_; |
| const_iterator12_type it1_; |
| const_iterator12_type it1_end_; |
| const_iterator22_type it2_; |
| const_iterator22_type it2_end_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return find2 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return find2 (0, 0, size2 ()); |
| } |
| |
| // Reverse iterators |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| expression1_closure_type e1_; |
| expression2_closure_type e2_; |
| }; |
| |
| template<class E1, class E2, class F> |
| struct matrix_binary_traits { |
| typedef matrix_binary<E1, E2, F> expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E1::matrix_temporary_type result_type; |
| #endif |
| }; |
| |
| // (m1 + m2) [i] [j] = m1 [i] [j] + m2 [i] [j] |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_binary_traits<E1, E2, scalar_plus<typename E1::value_type, |
| typename E2::value_type> >::result_type |
| operator + (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| typedef typename matrix_binary_traits<E1, E2, scalar_plus<typename E1::value_type, |
| typename E2::value_type> >::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // (m1 - m2) [i] [j] = m1 [i] [j] - m2 [i] [j] |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_binary_traits<E1, E2, scalar_minus<typename E1::value_type, |
| typename E2::value_type> >::result_type |
| operator - (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| typedef typename matrix_binary_traits<E1, E2, scalar_minus<typename E1::value_type, |
| typename E2::value_type> >::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // (m1 * m2) [i] [j] = m1 [i] [j] * m2 [i] [j] |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, |
| typename E2::value_type> >::result_type |
| element_prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| typedef typename matrix_binary_traits<E1, E2, scalar_multiplies<typename E1::value_type, |
| typename E2::value_type> >::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // (m1 / m2) [i] [j] = m1 [i] [j] / m2 [i] [j] |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_binary_traits<E1, E2, scalar_divides<typename E1::value_type, |
| typename E2::value_type> >::result_type |
| element_div (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| typedef typename matrix_binary_traits<E1, E2, scalar_divides<typename E1::value_type, |
| typename E2::value_type> >::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| template<class E1, class E2, class F> |
| class matrix_binary_scalar1: |
| public matrix_expression<matrix_binary_scalar1<E1, E2, F> > { |
| |
| typedef E1 expression1_type; |
| typedef E2 expression2_type; |
| typedef F functor_type; |
| typedef const E1& expression1_closure_type; |
| typedef typename E2::const_closure_type expression2_closure_type; |
| typedef matrix_binary_scalar1<E1, E2, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| typedef typename E2::size_type size_type; |
| typedef typename E2::difference_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef typename E2::orientation_category orientation_category; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| matrix_binary_scalar1 (const expression1_type &e1, const expression2_type &e2): |
| e1_ (e1), e2_ (e2) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return e2_.size1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return e2_.size2 (); |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return functor_type::apply (expression1_type (e1_), e2_ (i, j)); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_binary_scalar1 &mbs1) const { |
| return &e1_ == &(mbs1.e1_) && |
| (*this).e2_.same_closure (mbs1.e2_); |
| } |
| |
| // Iterator types |
| private: |
| typedef expression1_type const_subiterator1_type; |
| typedef typename E2::const_iterator1 const_iterator21_type; |
| typedef typename E2::const_iterator2 const_iterator22_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef indexed_const_iterator1<const_closure_type, typename const_iterator21_type::iterator_category> const_iterator1; |
| typedef const_iterator1 iterator1; |
| typedef indexed_const_iterator2<const_closure_type, typename const_iterator22_type::iterator_category> const_iterator2; |
| typedef const_iterator2 iterator2; |
| #else |
| class const_iterator1; |
| typedef const_iterator1 iterator1; |
| class const_iterator2; |
| typedef const_iterator2 iterator2; |
| #endif |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int rank, size_type i, size_type j) const { |
| const_iterator21_type it21 (e2_.find1 (rank, i, j)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator1 (*this, it21.index1 (), it21.index2 ()); |
| #else |
| return const_iterator1 (*this, const_subiterator1_type (e1_), it21); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int rank, size_type i, size_type j) const { |
| const_iterator22_type it22 (e2_.find2 (rank, i, j)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator2 (*this, it22.index1 (), it22.index2 ()); |
| #else |
| return const_iterator2 (*this, const_subiterator1_type (e1_), it22); |
| #endif |
| } |
| |
| // Iterators enhance the iterators of the referenced expression |
| // with the binary functor. |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator1: |
| public container_const_reference<matrix_binary_scalar1>, |
| public iterator_base_traits<typename E2::const_iterator1::iterator_category>::template |
| iterator_base<const_iterator1, value_type>::type { |
| public: |
| typedef typename E2::const_iterator1::iterator_category iterator_category; |
| typedef typename matrix_binary_scalar1::difference_type difference_type; |
| typedef typename matrix_binary_scalar1::value_type value_type; |
| typedef typename matrix_binary_scalar1::const_reference reference; |
| typedef typename matrix_binary_scalar1::const_pointer pointer; |
| |
| typedef const_iterator2 dual_iterator_type; |
| typedef const_reverse_iterator2 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &mbs, const const_subiterator1_type &it1, const const_iterator21_type &it2): |
| container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator ++ () { |
| ++ it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -- () { |
| -- it2_ ; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator += (difference_type n) { |
| it2_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -= (difference_type n) { |
| it2_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ - it.it2_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (it1_, *it2_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 begin () const { |
| return (*this) ().find2 (1, index1 (), 0); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 end () const { |
| return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rbegin () const { |
| return const_reverse_iterator2 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rend () const { |
| return const_reverse_iterator2 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it2_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it2_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator = (const const_iterator1 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ == it.it2_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ < it.it2_; |
| } |
| |
| private: |
| const_subiterator1_type it1_; |
| const_iterator21_type it2_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return find1 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return find1 (0, size1 (), 0); |
| } |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator2: |
| public container_const_reference<matrix_binary_scalar1>, |
| public iterator_base_traits<typename E2::const_iterator2::iterator_category>::template |
| iterator_base<const_iterator2, value_type>::type { |
| public: |
| typedef typename E2::const_iterator2::iterator_category iterator_category; |
| typedef typename matrix_binary_scalar1::difference_type difference_type; |
| typedef typename matrix_binary_scalar1::value_type value_type; |
| typedef typename matrix_binary_scalar1::const_reference reference; |
| typedef typename matrix_binary_scalar1::const_pointer pointer; |
| |
| typedef const_iterator1 dual_iterator_type; |
| typedef const_reverse_iterator1 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &mbs, const const_subiterator1_type &it1, const const_iterator22_type &it2): |
| container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator ++ () { |
| ++ it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -- () { |
| -- it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator += (difference_type n) { |
| it2_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -= (difference_type n) { |
| it2_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ - it.it2_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (it1_, *it2_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 begin () const { |
| return (*this) ().find1 (1, 0, index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 end () const { |
| return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rbegin () const { |
| return const_reverse_iterator1 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rend () const { |
| return const_reverse_iterator1 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it2_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it2_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator = (const const_iterator2 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ == it.it2_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ < it.it2_; |
| } |
| |
| private: |
| const_subiterator1_type it1_; |
| const_iterator22_type it2_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return find2 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return find2 (0, 0, size2 ()); |
| } |
| |
| // Reverse iterators |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| expression1_closure_type e1_; |
| expression2_closure_type e2_; |
| }; |
| |
| template<class E1, class E2, class F> |
| struct matrix_binary_scalar1_traits { |
| typedef matrix_binary_scalar1<E1, E2, F> expression_type; // allow E1 to be builtin type |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E2::matrix_temporary_type result_type; |
| #endif |
| }; |
| |
| // (t * m) [i] [j] = t * m [i] [j] |
| template<class T1, class E2> |
| BOOST_UBLAS_INLINE |
| typename enable_if< is_convertible<T1, typename E2::value_type >, |
| typename matrix_binary_scalar1_traits<const T1, E2, scalar_multiplies<T1, typename E2::value_type> >::result_type |
| >::type |
| operator * (const T1 &e1, |
| const matrix_expression<E2> &e2) { |
| typedef typename matrix_binary_scalar1_traits<const T1, E2, scalar_multiplies<T1, typename E2::value_type> >::expression_type expression_type; |
| return expression_type (e1, e2 ()); |
| } |
| |
| |
| template<class E1, class E2, class F> |
| class matrix_binary_scalar2: |
| public matrix_expression<matrix_binary_scalar2<E1, E2, F> > { |
| |
| typedef E1 expression1_type; |
| typedef E2 expression2_type; |
| typedef F functor_type; |
| public: |
| typedef typename E1::const_closure_type expression1_closure_type; |
| typedef const E2& expression2_closure_type; |
| private: |
| typedef matrix_binary_scalar2<E1, E2, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| typedef typename E1::size_type size_type; |
| typedef typename E1::difference_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef typename E1::orientation_category orientation_category; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| matrix_binary_scalar2 (const expression1_type &e1, const expression2_type &e2): |
| e1_ (e1), e2_ (e2) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return e1_.size1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return e1_.size2 (); |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return functor_type::apply (e1_ (i, j), expression2_type (e2_)); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_binary_scalar2 &mbs2) const { |
| return (*this).e1_.same_closure (mbs2.e1_) && |
| &e2_ == &(mbs2.e2_); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E1::const_iterator1 const_iterator11_type; |
| typedef typename E1::const_iterator2 const_iterator12_type; |
| typedef expression2_type const_subiterator2_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef indexed_const_iterator1<const_closure_type, typename const_iterator11_type::iterator_category> const_iterator1; |
| typedef const_iterator1 iterator1; |
| typedef indexed_const_iterator2<const_closure_type, typename const_iterator12_type::iterator_category> const_iterator2; |
| typedef const_iterator2 iterator2; |
| #else |
| class const_iterator1; |
| typedef const_iterator1 iterator1; |
| class const_iterator2; |
| typedef const_iterator2 iterator2; |
| #endif |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int rank, size_type i, size_type j) const { |
| const_iterator11_type it11 (e1_.find1 (rank, i, j)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator1 (*this, it11.index1 (), it11.index2 ()); |
| #else |
| return const_iterator1 (*this, it11, const_subiterator2_type (e2_)); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int rank, size_type i, size_type j) const { |
| const_iterator12_type it12 (e1_.find2 (rank, i, j)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator2 (*this, it12.index1 (), it12.index2 ()); |
| #else |
| return const_iterator2 (*this, it12, const_subiterator2_type (e2_)); |
| #endif |
| } |
| |
| // Iterators enhance the iterators of the referenced expression |
| // with the binary functor. |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator1: |
| public container_const_reference<matrix_binary_scalar2>, |
| public iterator_base_traits<typename E1::const_iterator1::iterator_category>::template |
| iterator_base<const_iterator1, value_type>::type { |
| public: |
| typedef typename E1::const_iterator1::iterator_category iterator_category; |
| typedef typename matrix_binary_scalar2::difference_type difference_type; |
| typedef typename matrix_binary_scalar2::value_type value_type; |
| typedef typename matrix_binary_scalar2::const_reference reference; |
| typedef typename matrix_binary_scalar2::const_pointer pointer; |
| |
| typedef const_iterator2 dual_iterator_type; |
| typedef const_reverse_iterator2 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &mbs, const const_iterator11_type &it1, const const_subiterator2_type &it2): |
| container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator ++ () { |
| ++ it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -- () { |
| -- it1_ ; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator += (difference_type n) { |
| it1_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -= (difference_type n) { |
| it1_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ - it.it1_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (*it1_, it2_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 begin () const { |
| return (*this) ().find2 (1, index1 (), 0); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 end () const { |
| return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rbegin () const { |
| return const_reverse_iterator2 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rend () const { |
| return const_reverse_iterator2 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it1_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it1_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator = (const const_iterator1 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ == it.it1_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ < it.it1_; |
| } |
| |
| private: |
| const_iterator11_type it1_; |
| const_subiterator2_type it2_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return find1 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return find1 (0, size1 (), 0); |
| } |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator2: |
| public container_const_reference<matrix_binary_scalar2>, |
| public iterator_base_traits<typename E1::const_iterator2::iterator_category>::template |
| iterator_base<const_iterator2, value_type>::type { |
| public: |
| typedef typename E1::const_iterator2::iterator_category iterator_category; |
| typedef typename matrix_binary_scalar2::difference_type difference_type; |
| typedef typename matrix_binary_scalar2::value_type value_type; |
| typedef typename matrix_binary_scalar2::const_reference reference; |
| typedef typename matrix_binary_scalar2::const_pointer pointer; |
| |
| typedef const_iterator1 dual_iterator_type; |
| typedef const_reverse_iterator1 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &mbs, const const_iterator12_type &it1, const const_subiterator2_type &it2): |
| container_const_reference<self_type> (mbs), it1_ (it1), it2_ (it2) {} |
| |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator ++ () { |
| ++ it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -- () { |
| -- it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator += (difference_type n) { |
| it1_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -= (difference_type n) { |
| it1_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ - it.it1_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return functor_type::apply (*it1_, it2_); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 begin () const { |
| return (*this) ().find1 (1, 0, index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 end () const { |
| return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rbegin () const { |
| return const_reverse_iterator1 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rend () const { |
| return const_reverse_iterator1 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it1_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it1_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator = (const const_iterator2 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ == it.it1_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| // FIXME we shouldn't compare floats |
| // BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ < it.it1_; |
| } |
| |
| private: |
| const_iterator12_type it1_; |
| const_subiterator2_type it2_; |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return find2 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return find2 (0, 0, size2 ()); |
| } |
| |
| // Reverse iterators |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| expression1_closure_type e1_; |
| expression2_closure_type e2_; |
| }; |
| |
| template<class E1, class E2, class F> |
| struct matrix_binary_scalar2_traits { |
| typedef matrix_binary_scalar2<E1, E2, F> expression_type; // allow E2 to be builtin type |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E1::matrix_temporary_type result_type; |
| #endif |
| }; |
| |
| // (m * t) [i] [j] = m [i] [j] * t |
| template<class E1, class T2> |
| BOOST_UBLAS_INLINE |
| typename enable_if< is_convertible<T2, typename E1::value_type>, |
| typename matrix_binary_scalar2_traits<E1, const T2, scalar_multiplies<typename E1::value_type, T2> >::result_type |
| >::type |
| operator * (const matrix_expression<E1> &e1, |
| const T2 &e2) { |
| typedef typename matrix_binary_scalar2_traits<E1, const T2, scalar_multiplies<typename E1::value_type, T2> >::expression_type expression_type; |
| return expression_type (e1 (), e2); |
| } |
| |
| // (m / t) [i] [j] = m [i] [j] / t |
| template<class E1, class T2> |
| BOOST_UBLAS_INLINE |
| typename matrix_binary_scalar2_traits<E1, const T2, scalar_divides<typename E1::value_type, T2> >::result_type |
| operator / (const matrix_expression<E1> &e1, |
| const T2 &e2) { |
| typedef typename matrix_binary_scalar2_traits<E1, const T2, scalar_divides<typename E1::value_type, T2> >::expression_type expression_type; |
| return expression_type (e1 (), e2); |
| } |
| |
| |
| template<class E1, class E2, class F> |
| class matrix_vector_binary1: |
| public vector_expression<matrix_vector_binary1<E1, E2, F> > { |
| |
| public: |
| typedef E1 expression1_type; |
| typedef E2 expression2_type; |
| private: |
| typedef F functor_type; |
| public: |
| typedef typename E1::const_closure_type expression1_closure_type; |
| typedef typename E2::const_closure_type expression2_closure_type; |
| private: |
| typedef matrix_vector_binary1<E1, E2, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using vector_expression<self_type>::operator (); |
| #endif |
| static const unsigned complexity = 1; |
| typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; |
| typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| matrix_vector_binary1 (const expression1_type &e1, const expression2_type &e2): |
| e1_ (e1), e2_ (e2) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size () const { |
| return e1_.size1 (); |
| } |
| |
| public: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression1_closure_type &expression1 () const { |
| return e1_; |
| } |
| BOOST_UBLAS_INLINE |
| const expression2_closure_type &expression2 () const { |
| return e2_; |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i) const { |
| return functor_type::apply (e1_, e2_, i); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_vector_binary1 &mvb1) const { |
| return (*this).expression1 ().same_closure (mvb1.expression1 ()) && |
| (*this).expression2 ().same_closure (mvb1.expression2 ()); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E1::const_iterator1 const_subiterator1_type; |
| typedef typename E2::const_iterator const_subiterator2_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef indexed_const_iterator<const_closure_type, typename const_subiterator1_type::iterator_category> const_iterator; |
| typedef const_iterator iterator; |
| #else |
| class const_iterator; |
| typedef const_iterator iterator; |
| #endif |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator find (size_type i) const { |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| const_subiterator1_type it1 (e1_.find1 (0, i, 0)); |
| return const_iterator (*this, it1.index1 ()); |
| #else |
| return const_iterator (*this, e1_.find1 (0, i, 0)); |
| #endif |
| } |
| |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator: |
| public container_const_reference<matrix_vector_binary1>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator::iterator_category>::iterator_category iterator_category; |
| typedef typename matrix_vector_binary1::difference_type difference_type; |
| typedef typename matrix_vector_binary1::value_type value_type; |
| typedef typename matrix_vector_binary1::const_reference reference; |
| typedef typename matrix_vector_binary1::const_pointer pointer; |
| |
| // Construction and destruction |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| BOOST_UBLAS_INLINE |
| const_iterator (): |
| container_const_reference<self_type> (), it1_ (), e2_begin_ (), e2_end_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator (const self_type &mvb, const const_subiterator1_type &it1): |
| container_const_reference<self_type> (mvb), it1_ (it1), e2_begin_ (mvb.expression2 ().begin ()), e2_end_ (mvb.expression2 ().end ()) {} |
| #else |
| BOOST_UBLAS_INLINE |
| const_iterator (): |
| container_const_reference<self_type> (), it1_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator (const self_type &mvb, const const_subiterator1_type &it1): |
| container_const_reference<self_type> (mvb), it1_ (it1) {} |
| #endif |
| |
| private: |
| // Dense random access specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (dense_random_access_iterator_tag) const { |
| const self_type &mvb = (*this) (); |
| #ifdef BOOST_UBLAS_USE_INDEXING |
| return mvb (index ()); |
| #elif BOOST_UBLAS_USE_ITERATING |
| difference_type size = BOOST_UBLAS_SAME (mvb.expression1 ().size2 (), mvb.expression2 ().size ()); |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, it1_.begin (), e2_begin_); |
| #else |
| return functor_type::apply (size, it1_.begin (), mvb.expression2 ().begin ()); |
| #endif |
| #else |
| difference_type size = BOOST_UBLAS_SAME (mvb.expression1 ().size2 (), mvb.expression2 ().size ()); |
| if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, it1_.begin (), e2_begin_); |
| #else |
| return functor_type::apply (size, it1_.begin (), mvb.expression2 ().begin ()); |
| #endif |
| else |
| return mvb (index ()); |
| #endif |
| } |
| |
| // Packed bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (packed_random_access_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (it1_.begin (), it1_.end (), e2_begin_, e2_end_); |
| #else |
| const self_type &mvb = (*this) (); |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| mvb.expression2 ().begin (), mvb.expression2 ().end ()); |
| #else |
| return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), |
| boost::numeric::ublas::end (it1_, iterator1_tag ()), |
| mvb.expression2 ().begin (), mvb.expression2 ().end ()); |
| #endif |
| #endif |
| } |
| |
| // Sparse bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (sparse_bidirectional_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (it1_.begin (), it1_.end (), e2_begin_, e2_end_, sparse_bidirectional_iterator_tag ()); |
| #else |
| const self_type &mvb = (*this) (); |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| mvb.expression2 ().begin (), mvb.expression2 ().end (), sparse_bidirectional_iterator_tag ()); |
| #else |
| return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), |
| boost::numeric::ublas::end (it1_, iterator1_tag ()), |
| mvb.expression2 ().begin (), mvb.expression2 ().end (), sparse_bidirectional_iterator_tag ()); |
| #endif |
| #endif |
| } |
| |
| public: |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator &operator ++ () { |
| ++ it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator &operator -- () { |
| -- it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator &operator += (difference_type n) { |
| it1_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator &operator -= (difference_type n) { |
| it1_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it1_ - it.it1_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return dereference (iterator_category ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| // Index |
| BOOST_UBLAS_INLINE |
| size_type index () const { |
| return it1_.index1 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator &operator = (const const_iterator &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| e2_begin_ = it.e2_begin_; |
| e2_end_ = it.e2_end_; |
| #endif |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it1_ == it.it1_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it1_ < it.it1_; |
| } |
| |
| private: |
| const_subiterator1_type it1_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| // Mutable due to assignment |
| /* const */ const_subiterator2_type e2_begin_; |
| /* const */ const_subiterator2_type e2_end_; |
| #endif |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator begin () const { |
| return find (0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator end () const { |
| return find (size ()); |
| } |
| |
| // Reverse iterator |
| typedef reverse_iterator_base<const_iterator> const_reverse_iterator; |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator rbegin () const { |
| return const_reverse_iterator (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator rend () const { |
| return const_reverse_iterator (begin ()); |
| } |
| |
| private: |
| expression1_closure_type e1_; |
| expression2_closure_type e2_; |
| }; |
| |
| template<class T1, class E1, class T2, class E2> |
| struct matrix_vector_binary1_traits { |
| typedef unknown_storage_tag storage_category; |
| typedef row_major_tag orientation_category; |
| typedef typename promote_traits<T1, T2>::promote_type promote_type; |
| typedef matrix_vector_binary1<E1, E2, matrix_vector_prod1<E1, E2, promote_type> > expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E1::vector_temporary_type result_type; |
| #endif |
| }; |
| |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary1_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::result_type |
| prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2, |
| unknown_storage_tag, |
| row_major_tag) { |
| typedef typename matrix_vector_binary1_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // Dispatcher |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary1_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::result_type |
| prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2) { |
| BOOST_STATIC_ASSERT (E2::complexity == 0); |
| typedef typename matrix_vector_binary1_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::storage_category storage_category; |
| typedef typename matrix_vector_binary1_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::orientation_category orientation_category; |
| return prod (e1, e2, storage_category (), orientation_category ()); |
| } |
| |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::result_type |
| prec_prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2, |
| unknown_storage_tag, |
| row_major_tag) { |
| typedef typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // Dispatcher |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::result_type |
| prec_prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2) { |
| BOOST_STATIC_ASSERT (E2::complexity == 0); |
| typedef typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::storage_category storage_category; |
| typedef typename matrix_vector_binary1_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::orientation_category orientation_category; |
| return prec_prod (e1, e2, storage_category (), orientation_category ()); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V & |
| prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2, |
| V &v) { |
| return v.assign (prod (e1, e2)); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V & |
| prec_prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2, |
| V &v) { |
| return v.assign (prec_prod (e1, e2)); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V |
| prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2) { |
| return V (prod (e1, e2)); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V |
| prec_prod (const matrix_expression<E1> &e1, |
| const vector_expression<E2> &e2) { |
| return V (prec_prod (e1, e2)); |
| } |
| |
| template<class E1, class E2, class F> |
| class matrix_vector_binary2: |
| public vector_expression<matrix_vector_binary2<E1, E2, F> > { |
| |
| typedef E1 expression1_type; |
| typedef E2 expression2_type; |
| typedef F functor_type; |
| public: |
| typedef typename E1::const_closure_type expression1_closure_type; |
| typedef typename E2::const_closure_type expression2_closure_type; |
| private: |
| typedef matrix_vector_binary2<E1, E2, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using vector_expression<self_type>::operator (); |
| #endif |
| static const unsigned complexity = 1; |
| typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; |
| typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| matrix_vector_binary2 (const expression1_type &e1, const expression2_type &e2): |
| e1_ (e1), e2_ (e2) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size () const { |
| return e2_.size2 (); |
| } |
| |
| public: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression1_closure_type &expression1 () const { |
| return e1_; |
| } |
| BOOST_UBLAS_INLINE |
| const expression2_closure_type &expression2 () const { |
| return e2_; |
| } |
| public: |
| |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type j) const { |
| return functor_type::apply (e1_, e2_, j); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_vector_binary2 &mvb2) const { |
| return (*this).expression1 ().same_closure (mvb2.expression1 ()) && |
| (*this).expression2 ().same_closure (mvb2.expression2 ()); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E1::const_iterator const_subiterator1_type; |
| typedef typename E2::const_iterator2 const_subiterator2_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef indexed_const_iterator<const_closure_type, typename const_subiterator2_type::iterator_category> const_iterator; |
| typedef const_iterator iterator; |
| #else |
| class const_iterator; |
| typedef const_iterator iterator; |
| #endif |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator find (size_type j) const { |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| const_subiterator2_type it2 (e2_.find2 (0, 0, j)); |
| return const_iterator (*this, it2.index2 ()); |
| #else |
| return const_iterator (*this, e2_.find2 (0, 0, j)); |
| #endif |
| } |
| |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator: |
| public container_const_reference<matrix_vector_binary2>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; |
| typedef typename matrix_vector_binary2::difference_type difference_type; |
| typedef typename matrix_vector_binary2::value_type value_type; |
| typedef typename matrix_vector_binary2::const_reference reference; |
| typedef typename matrix_vector_binary2::const_pointer pointer; |
| |
| // Construction and destruction |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| BOOST_UBLAS_INLINE |
| const_iterator (): |
| container_const_reference<self_type> (), it2_ (), e1_begin_ (), e1_end_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator (const self_type &mvb, const const_subiterator2_type &it2): |
| container_const_reference<self_type> (mvb), it2_ (it2), e1_begin_ (mvb.expression1 ().begin ()), e1_end_ (mvb.expression1 ().end ()) {} |
| #else |
| BOOST_UBLAS_INLINE |
| const_iterator (): |
| container_const_reference<self_type> (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator (const self_type &mvb, const const_subiterator2_type &it2): |
| container_const_reference<self_type> (mvb), it2_ (it2) {} |
| #endif |
| |
| private: |
| // Dense random access specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (dense_random_access_iterator_tag) const { |
| const self_type &mvb = (*this) (); |
| #ifdef BOOST_UBLAS_USE_INDEXING |
| return mvb (index ()); |
| #elif BOOST_UBLAS_USE_ITERATING |
| difference_type size = BOOST_UBLAS_SAME (mvb.expression2 ().size1 (), mvb.expression1 ().size ()); |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, e1_begin_, it2_.begin ()); |
| #else |
| return functor_type::apply (size, mvb.expression1 ().begin (), it2_.begin ()); |
| #endif |
| #else |
| difference_type size = BOOST_UBLAS_SAME (mvb.expression2 ().size1 (), mvb.expression1 ().size ()); |
| if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, e1_begin_, it2_.begin ()); |
| #else |
| return functor_type::apply (size, mvb.expression1 ().begin (), it2_.begin ()); |
| #endif |
| else |
| return mvb (index ()); |
| #endif |
| } |
| |
| // Packed bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (packed_random_access_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (e1_begin_, e1_end_, it2_.begin (), it2_.end ()); |
| #else |
| const self_type &mvb = (*this) (); |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), |
| it2_.begin (), it2_.end ()); |
| #else |
| return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), |
| boost::numeric::ublas::begin (it2_, iterator2_tag ()), |
| boost::numeric::ublas::end (it2_, iterator2_tag ())); |
| #endif |
| #endif |
| } |
| |
| // Sparse bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (sparse_bidirectional_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (e1_begin_, e1_end_, it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); |
| #else |
| const self_type &mvb = (*this) (); |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), |
| it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); |
| #else |
| return functor_type::apply (mvb.expression1 ().begin (), mvb.expression1 ().end (), |
| boost::numeric::ublas::begin (it2_, iterator2_tag ()), |
| boost::numeric::ublas::end (it2_, iterator2_tag ()), sparse_bidirectional_iterator_tag ()); |
| #endif |
| #endif |
| } |
| |
| public: |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator &operator ++ () { |
| ++ it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator &operator -- () { |
| -- it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator &operator += (difference_type n) { |
| it2_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator &operator -= (difference_type n) { |
| it2_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it2_ - it.it2_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return dereference (iterator_category ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| // Index |
| BOOST_UBLAS_INLINE |
| size_type index () const { |
| return it2_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator &operator = (const const_iterator &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it2_ = it.it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| e1_begin_ = it.e1_begin_; |
| e1_end_ = it.e1_end_; |
| #endif |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it2_ == it.it2_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| return it2_ < it.it2_; |
| } |
| |
| private: |
| const_subiterator2_type it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| // Mutable due to assignment |
| /* const */ const_subiterator1_type e1_begin_; |
| /* const */ const_subiterator1_type e1_end_; |
| #endif |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator begin () const { |
| return find (0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator end () const { |
| return find (size ()); |
| } |
| |
| // Reverse iterator |
| typedef reverse_iterator_base<const_iterator> const_reverse_iterator; |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator rbegin () const { |
| return const_reverse_iterator (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator rend () const { |
| return const_reverse_iterator (begin ()); |
| } |
| |
| private: |
| expression1_closure_type e1_; |
| expression2_closure_type e2_; |
| }; |
| |
| template<class T1, class E1, class T2, class E2> |
| struct matrix_vector_binary2_traits { |
| typedef unknown_storage_tag storage_category; |
| typedef column_major_tag orientation_category; |
| typedef typename promote_traits<T1, T2>::promote_type promote_type; |
| typedef matrix_vector_binary2<E1, E2, matrix_vector_prod2<E1, E2, promote_type> > expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E2::vector_temporary_type result_type; |
| #endif |
| }; |
| |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary2_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::result_type |
| prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| unknown_storage_tag, |
| column_major_tag) { |
| typedef typename matrix_vector_binary2_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // Dispatcher |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary2_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::result_type |
| prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| BOOST_STATIC_ASSERT (E1::complexity == 0); |
| typedef typename matrix_vector_binary2_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::storage_category storage_category; |
| typedef typename matrix_vector_binary2_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::orientation_category orientation_category; |
| return prod (e1, e2, storage_category (), orientation_category ()); |
| } |
| |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::result_type |
| prec_prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| unknown_storage_tag, |
| column_major_tag) { |
| typedef typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // Dispatcher |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::result_type |
| prec_prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| BOOST_STATIC_ASSERT (E1::complexity == 0); |
| typedef typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::storage_category storage_category; |
| typedef typename matrix_vector_binary2_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::orientation_category orientation_category; |
| return prec_prod (e1, e2, storage_category (), orientation_category ()); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V & |
| prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| V &v) { |
| return v.assign (prod (e1, e2)); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V & |
| prec_prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| V &v) { |
| return v.assign (prec_prod (e1, e2)); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V |
| prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| return V (prod (e1, e2)); |
| } |
| |
| template<class V, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| V |
| prec_prod (const vector_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| return V (prec_prod (e1, e2)); |
| } |
| |
| template<class E1, class E2, class F> |
| class matrix_matrix_binary: |
| public matrix_expression<matrix_matrix_binary<E1, E2, F> > { |
| |
| public: |
| typedef E1 expression1_type; |
| typedef E2 expression2_type; |
| private: |
| typedef F functor_type; |
| public: |
| typedef typename E1::const_closure_type expression1_closure_type; |
| typedef typename E2::const_closure_type expression2_closure_type; |
| private: |
| typedef matrix_matrix_binary<E1, E2, F> self_type; |
| public: |
| #ifdef BOOST_UBLAS_ENABLE_PROXY_SHORTCUTS |
| using matrix_expression<self_type>::operator (); |
| #endif |
| static const unsigned complexity = 1; |
| typedef typename promote_traits<typename E1::size_type, typename E2::size_type>::promote_type size_type; |
| typedef typename promote_traits<typename E1::difference_type, typename E2::difference_type>::promote_type difference_type; |
| typedef typename F::result_type value_type; |
| typedef value_type const_reference; |
| typedef const_reference reference; |
| typedef const self_type const_closure_type; |
| typedef const_closure_type closure_type; |
| typedef unknown_orientation_tag orientation_category; |
| typedef unknown_storage_tag storage_category; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| matrix_matrix_binary (const expression1_type &e1, const expression2_type &e2): |
| e1_ (e1), e2_ (e2) {} |
| |
| // Accessors |
| BOOST_UBLAS_INLINE |
| size_type size1 () const { |
| return e1_.size1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type size2 () const { |
| return e2_.size2 (); |
| } |
| |
| public: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression1_closure_type &expression1 () const { |
| return e1_; |
| } |
| BOOST_UBLAS_INLINE |
| const expression2_closure_type &expression2 () const { |
| return e2_; |
| } |
| |
| public: |
| // Element access |
| BOOST_UBLAS_INLINE |
| const_reference operator () (size_type i, size_type j) const { |
| return functor_type::apply (e1_, e2_, i, j); |
| } |
| |
| // Closure comparison |
| BOOST_UBLAS_INLINE |
| bool same_closure (const matrix_matrix_binary &mmb) const { |
| return (*this).expression1 ().same_closure (mmb.expression1 ()) && |
| (*this).expression2 ().same_closure (mmb.expression2 ()); |
| } |
| |
| // Iterator types |
| private: |
| typedef typename E1::const_iterator1 const_iterator11_type; |
| typedef typename E1::const_iterator2 const_iterator12_type; |
| typedef typename E2::const_iterator1 const_iterator21_type; |
| typedef typename E2::const_iterator2 const_iterator22_type; |
| typedef const value_type *const_pointer; |
| |
| public: |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| typedef typename iterator_restrict_traits<typename const_iterator11_type::iterator_category, |
| typename const_iterator22_type::iterator_category>::iterator_category iterator_category; |
| typedef indexed_const_iterator1<const_closure_type, iterator_category> const_iterator1; |
| typedef const_iterator1 iterator1; |
| typedef indexed_const_iterator2<const_closure_type, iterator_category> const_iterator2; |
| typedef const_iterator2 iterator2; |
| #else |
| class const_iterator1; |
| typedef const_iterator1 iterator1; |
| class const_iterator2; |
| typedef const_iterator2 iterator2; |
| #endif |
| typedef reverse_iterator_base1<const_iterator1> const_reverse_iterator1; |
| typedef reverse_iterator_base2<const_iterator2> const_reverse_iterator2; |
| |
| // Element lookup |
| BOOST_UBLAS_INLINE |
| const_iterator1 find1 (int /* rank */, size_type i, size_type j) const { |
| // FIXME sparse matrix tests fail! |
| // const_iterator11_type it11 (e1_.find1 (rank, i, 0)); |
| const_iterator11_type it11 (e1_.find1 (0, i, 0)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator1 (*this, it11.index1 (), j); |
| #else |
| // FIXME sparse matrix tests fail! |
| // const_iterator22_type it22 (e2_.find2 (rank, 0, j)); |
| const_iterator22_type it22 (e2_.find2 (0, 0, j)); |
| return const_iterator1 (*this, it11, it22); |
| #endif |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 find2 (int /* rank */, size_type i, size_type j) const { |
| // FIXME sparse matrix tests fail! |
| // const_iterator22_type it22 (e2_.find2 (rank, 0, j)); |
| const_iterator22_type it22 (e2_.find2 (0, 0, j)); |
| #ifdef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| return const_iterator2 (*this, i, it22.index2 ()); |
| #else |
| // FIXME sparse matrix tests fail! |
| // const_iterator11_type it11 (e1_.find1 (rank, i, 0)); |
| const_iterator11_type it11 (e1_.find1 (0, i, 0)); |
| return const_iterator2 (*this, it11, it22); |
| #endif |
| } |
| |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator1: |
| public container_const_reference<matrix_matrix_binary>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator1, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; |
| typedef typename matrix_matrix_binary::difference_type difference_type; |
| typedef typename matrix_matrix_binary::value_type value_type; |
| typedef typename matrix_matrix_binary::const_reference reference; |
| typedef typename matrix_matrix_binary::const_pointer pointer; |
| |
| typedef const_iterator2 dual_iterator_type; |
| typedef const_reverse_iterator2 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it1_ (), it2_ (), it2_begin_ (), it2_end_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): |
| container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2), it2_begin_ (it2.begin ()), it2_end_ (it2.end ()) {} |
| #else |
| BOOST_UBLAS_INLINE |
| const_iterator1 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator1 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): |
| container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2) {} |
| #endif |
| |
| private: |
| // Random access specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (dense_random_access_iterator_tag) const { |
| const self_type &mmb = (*this) (); |
| #ifdef BOOST_UBLAS_USE_INDEXING |
| return mmb (index1 (), index2 ()); |
| #elif BOOST_UBLAS_USE_ITERATING |
| difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, it1_.begin (), it2_begin_); |
| #else |
| return functor_type::apply (size, it1_.begin (), it2_.begin ()); |
| #endif |
| #else |
| difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); |
| if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, it1_.begin (), it2_begin_); |
| #else |
| return functor_type::apply (size, it1_.begin (), it2_.begin ()); |
| #endif |
| else |
| return mmb (index1 (), index2 ()); |
| #endif |
| } |
| |
| // Packed bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (packed_random_access_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| it2_begin_, it2_end_, packed_random_access_iterator_tag ()); |
| #else |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| it2_.begin (), it2_.end (), packed_random_access_iterator_tag ()); |
| #else |
| return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), |
| boost::numeric::ublas::end (it1_, iterator1_tag ()), |
| boost::numeric::ublas::begin (it2_, iterator2_tag ()), |
| boost::numeric::ublas::end (it2_, iterator2_tag ()), packed_random_access_iterator_tag ()); |
| #endif |
| #endif |
| } |
| |
| // Sparse bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (sparse_bidirectional_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| it2_begin_, it2_end_, sparse_bidirectional_iterator_tag ()); |
| #else |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); |
| #else |
| return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), |
| boost::numeric::ublas::end (it1_, iterator1_tag ()), |
| boost::numeric::ublas::begin (it2_, iterator2_tag ()), |
| boost::numeric::ublas::end (it2_, iterator2_tag ()), sparse_bidirectional_iterator_tag ()); |
| #endif |
| #endif |
| } |
| |
| public: |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator ++ () { |
| ++ it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -- () { |
| -- it1_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator += (difference_type n) { |
| it1_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator -= (difference_type n) { |
| it1_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ - it.it1_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return dereference (iterator_category ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 begin () const { |
| return (*this) ().find2 (1, index1 (), 0); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator2 end () const { |
| return (*this) ().find2 (1, index1 (), (*this) ().size2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rbegin () const { |
| return const_reverse_iterator2 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator2 rend () const { |
| return const_reverse_iterator2 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it1_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it2_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator1 &operator = (const const_iterator1 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| it2_begin_ = it.it2_begin_; |
| it2_end_ = it.it2_end_; |
| #endif |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ == it.it1_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator1 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it2_ == it.it2_, external_logic ()); |
| return it1_ < it.it1_; |
| } |
| |
| private: |
| const_iterator11_type it1_; |
| // Mutable due to assignment |
| /* const */ const_iterator22_type it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| /* const */ const_iterator21_type it2_begin_; |
| /* const */ const_iterator21_type it2_end_; |
| #endif |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator1 begin1 () const { |
| return find1 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator1 end1 () const { |
| return find1 (0, size1 (), 0); |
| } |
| |
| #ifndef BOOST_UBLAS_USE_INDEXED_ITERATOR |
| class const_iterator2: |
| public container_const_reference<matrix_matrix_binary>, |
| public iterator_base_traits<typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category>::template |
| iterator_base<const_iterator2, value_type>::type { |
| public: |
| typedef typename iterator_restrict_traits<typename E1::const_iterator1::iterator_category, |
| typename E2::const_iterator2::iterator_category>::iterator_category iterator_category; |
| typedef typename matrix_matrix_binary::difference_type difference_type; |
| typedef typename matrix_matrix_binary::value_type value_type; |
| typedef typename matrix_matrix_binary::const_reference reference; |
| typedef typename matrix_matrix_binary::const_pointer pointer; |
| |
| typedef const_iterator1 dual_iterator_type; |
| typedef const_reverse_iterator1 dual_reverse_iterator_type; |
| |
| // Construction and destruction |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it1_ (), it2_ (), it1_begin_ (), it1_end_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): |
| container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2), it1_begin_ (it1.begin ()), it1_end_ (it1.end ()) {} |
| #else |
| BOOST_UBLAS_INLINE |
| const_iterator2 (): |
| container_const_reference<self_type> (), it1_ (), it2_ () {} |
| BOOST_UBLAS_INLINE |
| const_iterator2 (const self_type &mmb, const const_iterator11_type &it1, const const_iterator22_type &it2): |
| container_const_reference<self_type> (mmb), it1_ (it1), it2_ (it2) {} |
| #endif |
| |
| private: |
| // Random access specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (dense_random_access_iterator_tag) const { |
| const self_type &mmb = (*this) (); |
| #ifdef BOOST_UBLAS_USE_INDEXING |
| return mmb (index1 (), index2 ()); |
| #elif BOOST_UBLAS_USE_ITERATING |
| difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, it1_begin_, it2_.begin ()); |
| #else |
| return functor_type::apply (size, it1_.begin (), it2_.begin ()); |
| #endif |
| #else |
| difference_type size = BOOST_UBLAS_SAME (mmb.expression1 ().size2 (), mmb.expression2 ().size1 ()); |
| if (size >= BOOST_UBLAS_ITERATOR_THRESHOLD) |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (size, it1_begin_, it2_.begin ()); |
| #else |
| return functor_type::apply (size, it1_.begin (), it2_.begin ()); |
| #endif |
| else |
| return mmb (index1 (), index2 ()); |
| #endif |
| } |
| |
| // Packed bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (packed_random_access_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (it1_begin_, it1_end_, |
| it2_.begin (), it2_.end (), packed_random_access_iterator_tag ()); |
| #else |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| it2_.begin (), it2_.end (), packed_random_access_iterator_tag ()); |
| #else |
| return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), |
| boost::numeric::ublas::end (it1_, iterator1_tag ()), |
| boost::numeric::ublas::begin (it2_, iterator2_tag ()), |
| boost::numeric::ublas::end (it2_, iterator2_tag ()), packed_random_access_iterator_tag ()); |
| #endif |
| #endif |
| } |
| |
| // Sparse bidirectional specialization |
| BOOST_UBLAS_INLINE |
| value_type dereference (sparse_bidirectional_iterator_tag) const { |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| return functor_type::apply (it1_begin_, it1_end_, |
| it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); |
| #else |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| return functor_type::apply (it1_.begin (), it1_.end (), |
| it2_.begin (), it2_.end (), sparse_bidirectional_iterator_tag ()); |
| #else |
| return functor_type::apply (boost::numeric::ublas::begin (it1_, iterator1_tag ()), |
| boost::numeric::ublas::end (it1_, iterator1_tag ()), |
| boost::numeric::ublas::begin (it2_, iterator2_tag ()), |
| boost::numeric::ublas::end (it2_, iterator2_tag ()), sparse_bidirectional_iterator_tag ()); |
| #endif |
| #endif |
| } |
| |
| public: |
| // Arithmetic |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator ++ () { |
| ++ it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -- () { |
| -- it2_; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator += (difference_type n) { |
| it2_ += n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator -= (difference_type n) { |
| it2_ -= n; |
| return *this; |
| } |
| BOOST_UBLAS_INLINE |
| difference_type operator - (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ - it.it2_; |
| } |
| |
| // Dereference |
| BOOST_UBLAS_INLINE |
| const_reference operator * () const { |
| return dereference (iterator_category ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reference operator [] (difference_type n) const { |
| return *(*this + n); |
| } |
| |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 begin () const { |
| return (*this) ().find1 (1, 0, index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_iterator1 end () const { |
| return (*this) ().find1 (1, (*this) ().size1 (), index2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rbegin () const { |
| return const_reverse_iterator1 (end ()); |
| } |
| BOOST_UBLAS_INLINE |
| #ifdef BOOST_UBLAS_MSVC_NESTED_CLASS_RELATION |
| typename self_type:: |
| #endif |
| const_reverse_iterator1 rend () const { |
| return const_reverse_iterator1 (begin ()); |
| } |
| #endif |
| |
| // Indices |
| BOOST_UBLAS_INLINE |
| size_type index1 () const { |
| return it1_.index1 (); |
| } |
| BOOST_UBLAS_INLINE |
| size_type index2 () const { |
| return it2_.index2 (); |
| } |
| |
| // Assignment |
| BOOST_UBLAS_INLINE |
| const_iterator2 &operator = (const const_iterator2 &it) { |
| container_const_reference<self_type>::assign (&it ()); |
| it1_ = it.it1_; |
| it2_ = it.it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| it1_begin_ = it.it1_begin_; |
| it1_end_ = it.it1_end_; |
| #endif |
| return *this; |
| } |
| |
| // Comparison |
| BOOST_UBLAS_INLINE |
| bool operator == (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ == it.it2_; |
| } |
| BOOST_UBLAS_INLINE |
| bool operator < (const const_iterator2 &it) const { |
| BOOST_UBLAS_CHECK ((*this) ().same_closure (it ()), external_logic ()); |
| BOOST_UBLAS_CHECK (it1_ == it.it1_, external_logic ()); |
| return it2_ < it.it2_; |
| } |
| |
| private: |
| // Mutable due to assignment |
| /* const */ const_iterator11_type it1_; |
| const_iterator22_type it2_; |
| #ifdef BOOST_UBLAS_USE_INVARIANT_HOISTING |
| /* const */ const_iterator12_type it1_begin_; |
| /* const */ const_iterator12_type it1_end_; |
| #endif |
| }; |
| #endif |
| |
| BOOST_UBLAS_INLINE |
| const_iterator2 begin2 () const { |
| return find2 (0, 0, 0); |
| } |
| BOOST_UBLAS_INLINE |
| const_iterator2 end2 () const { |
| return find2 (0, 0, size2 ()); |
| } |
| |
| // Reverse iterators |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rbegin1 () const { |
| return const_reverse_iterator1 (end1 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator1 rend1 () const { |
| return const_reverse_iterator1 (begin1 ()); |
| } |
| |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rbegin2 () const { |
| return const_reverse_iterator2 (end2 ()); |
| } |
| BOOST_UBLAS_INLINE |
| const_reverse_iterator2 rend2 () const { |
| return const_reverse_iterator2 (begin2 ()); |
| } |
| |
| private: |
| expression1_closure_type e1_; |
| expression2_closure_type e2_; |
| }; |
| |
| template<class T1, class E1, class T2, class E2> |
| struct matrix_matrix_binary_traits { |
| typedef unknown_storage_tag storage_category; |
| typedef unknown_orientation_tag orientation_category; |
| typedef typename promote_traits<T1, T2>::promote_type promote_type; |
| typedef matrix_matrix_binary<E1, E2, matrix_matrix_prod<E1, E2, promote_type> > expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename E1::matrix_temporary_type result_type; |
| #endif |
| }; |
| |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_matrix_binary_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::result_type |
| prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| unknown_storage_tag, |
| unknown_orientation_tag) { |
| typedef typename matrix_matrix_binary_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // Dispatcher |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_matrix_binary_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::result_type |
| prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| BOOST_STATIC_ASSERT (E1::complexity == 0 && E2::complexity == 0); |
| typedef typename matrix_matrix_binary_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::storage_category storage_category; |
| typedef typename matrix_matrix_binary_traits<typename E1::value_type, E1, |
| typename E2::value_type, E2>::orientation_category orientation_category; |
| return prod (e1, e2, storage_category (), orientation_category ()); |
| } |
| |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::result_type |
| prec_prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| unknown_storage_tag, |
| unknown_orientation_tag) { |
| typedef typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::expression_type expression_type; |
| return expression_type (e1 (), e2 ()); |
| } |
| |
| // Dispatcher |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::result_type |
| prec_prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| BOOST_STATIC_ASSERT (E1::complexity == 0 && E2::complexity == 0); |
| typedef typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::storage_category storage_category; |
| typedef typename matrix_matrix_binary_traits<typename type_traits<typename E1::value_type>::precision_type, E1, |
| typename type_traits<typename E2::value_type>::precision_type, E2>::orientation_category orientation_category; |
| return prec_prod (e1, e2, storage_category (), orientation_category ()); |
| } |
| |
| template<class M, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| M & |
| prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| M &m) { |
| return m.assign (prod (e1, e2)); |
| } |
| |
| template<class M, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| M & |
| prec_prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2, |
| M &m) { |
| return m.assign (prec_prod (e1, e2)); |
| } |
| |
| template<class M, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| M |
| prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| return M (prod (e1, e2)); |
| } |
| |
| template<class M, class E1, class E2> |
| BOOST_UBLAS_INLINE |
| M |
| prec_prod (const matrix_expression<E1> &e1, |
| const matrix_expression<E2> &e2) { |
| return M (prec_prod (e1, e2)); |
| } |
| |
| template<class E, class F> |
| class matrix_scalar_unary: |
| public scalar_expression<matrix_scalar_unary<E, F> > { |
| public: |
| typedef E expression_type; |
| typedef F functor_type; |
| typedef typename F::result_type value_type; |
| typedef typename E::const_closure_type expression_closure_type; |
| |
| // Construction and destruction |
| BOOST_UBLAS_INLINE |
| explicit matrix_scalar_unary (const expression_type &e): |
| e_ (e) {} |
| |
| private: |
| // Expression accessors |
| BOOST_UBLAS_INLINE |
| const expression_closure_type &expression () const { |
| return e_; |
| } |
| |
| public: |
| BOOST_UBLAS_INLINE |
| operator value_type () const { |
| return functor_type::apply (e_); |
| } |
| |
| private: |
| expression_closure_type e_; |
| }; |
| |
| template<class E, class F> |
| struct matrix_scalar_unary_traits { |
| typedef matrix_scalar_unary<E, F> expression_type; |
| #ifndef BOOST_UBLAS_SIMPLE_ET_DEBUG |
| typedef expression_type result_type; |
| #else |
| typedef typename F::result_type result_type; |
| #endif |
| }; |
| |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_scalar_unary_traits<E, matrix_norm_1<E> >::result_type |
| norm_1 (const matrix_expression<E> &e) { |
| typedef typename matrix_scalar_unary_traits<E, matrix_norm_1<E> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_scalar_unary_traits<E, matrix_norm_frobenius<E> >::result_type |
| norm_frobenius (const matrix_expression<E> &e) { |
| typedef typename matrix_scalar_unary_traits<E, matrix_norm_frobenius<E> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| template<class E> |
| BOOST_UBLAS_INLINE |
| typename matrix_scalar_unary_traits<E, matrix_norm_inf<E> >::result_type |
| norm_inf (const matrix_expression<E> &e) { |
| typedef typename matrix_scalar_unary_traits<E, matrix_norm_inf<E> >::expression_type expression_type; |
| return expression_type (e ()); |
| } |
| |
| }}} |
| |
| #endif |