| // |
| // 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_ASSIGN_ |
| #define _BOOST_UBLAS_MATRIX_ASSIGN_ |
| |
| #include <boost/numeric/ublas/traits.hpp> |
| // Required for make_conformant storage |
| #include <vector> |
| |
| // Iterators based on ideas of Jeremy Siek |
| |
| namespace boost { namespace numeric { namespace ublas { |
| namespace detail { |
| |
| // Weak equality check - useful to compare equality two arbitary matrix expression results. |
| // Since the actual expressions are unknown, we check for and arbitary error bound |
| // on the relative error. |
| // For a linear expression the infinity norm makes sense as we do not know how the elements will be |
| // combined in the expression. False positive results are inevitable for arbirary expressions! |
| template<class E1, class E2, class S> |
| BOOST_UBLAS_INLINE |
| bool equals (const matrix_expression<E1> &e1, const matrix_expression<E2> &e2, S epsilon, S min_norm) { |
| return norm_inf (e1 - e2) < epsilon * |
| std::max<S> (std::max<S> (norm_inf (e1), norm_inf (e2)), min_norm); |
| } |
| |
| template<class E1, class E2> |
| BOOST_UBLAS_INLINE |
| bool expression_type_check (const matrix_expression<E1> &e1, const matrix_expression<E2> &e2) { |
| typedef typename type_traits<typename promote_traits<typename E1::value_type, |
| typename E2::value_type>::promote_type>::real_type real_type; |
| return equals (e1, e2, BOOST_UBLAS_TYPE_CHECK_EPSILON, BOOST_UBLAS_TYPE_CHECK_MIN); |
| } |
| |
| |
| template<class M, class E, class R> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void make_conformant (M &m, const matrix_expression<E> &e, row_major_tag, R) { |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| typedef R conformant_restrict_type; |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| // FIXME unbounded_array with push_back maybe better |
| std::vector<std::pair<size_type, size_type> > index; |
| typename M::iterator1 it1 (m.begin1 ()); |
| typename M::iterator1 it1_end (m.end1 ()); |
| typename E::const_iterator1 it1e (e ().begin1 ()); |
| typename E::const_iterator1 it1e_end (e ().end1 ()); |
| while (it1 != it1_end && it1e != it1e_end) { |
| difference_type compare = it1.index1 () - it1e.index1 (); |
| if (compare == 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| typename E::const_iterator2 it2e (it1e.begin ()); |
| typename E::const_iterator2 it2e_end (it1e.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| typename E::const_iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::const_iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| if (it2 != it2_end && it2e != it2e_end) { |
| size_type it2_index = it2.index2 (), it2e_index = it2e.index2 (); |
| while (true) { |
| difference_type compare2 = it2_index - it2e_index; |
| if (compare2 == 0) { |
| ++ it2, ++ it2e; |
| if (it2 != it2_end && it2e != it2e_end) { |
| it2_index = it2.index2 (); |
| it2e_index = it2e.index2 (); |
| } else |
| break; |
| } else if (compare2 < 0) { |
| increment (it2, it2_end, - compare2); |
| if (it2 != it2_end) |
| it2_index = it2.index2 (); |
| else |
| break; |
| } else if (compare2 > 0) { |
| if (conformant_restrict_type::other (it2e.index1 (), it2e.index2 ())) |
| if (static_cast<value_type>(*it2e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it2e.index1 (), it2e.index2 ())); |
| ++ it2e; |
| if (it2e != it2e_end) |
| it2e_index = it2e.index2 (); |
| else |
| break; |
| } |
| } |
| } |
| while (it2e != it2e_end) { |
| if (conformant_restrict_type::other (it2e.index1 (), it2e.index2 ())) |
| if (static_cast<value_type>(*it2e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it2e.index1 (), it2e.index2 ())); |
| ++ it2e; |
| } |
| ++ it1, ++ it1e; |
| } else if (compare < 0) { |
| increment (it1, it1_end, - compare); |
| } else if (compare > 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::const_iterator2 it2e (it1e.begin ()); |
| typename E::const_iterator2 it2e_end (it1e.end ()); |
| #else |
| typename E::const_iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::const_iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| while (it2e != it2e_end) { |
| if (conformant_restrict_type::other (it2e.index1 (), it2e.index2 ())) |
| if (static_cast<value_type>(*it2e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it2e.index1 (), it2e.index2 ())); |
| ++ it2e; |
| } |
| ++ it1e; |
| } |
| } |
| while (it1e != it1e_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::const_iterator2 it2e (it1e.begin ()); |
| typename E::const_iterator2 it2e_end (it1e.end ()); |
| #else |
| typename E::const_iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::const_iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| while (it2e != it2e_end) { |
| if (conformant_restrict_type::other (it2e.index1 (), it2e.index2 ())) |
| if (static_cast<value_type>(*it2e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it2e.index1 (), it2e.index2 ())); |
| ++ it2e; |
| } |
| ++ it1e; |
| } |
| // ISSUE proxies require insert_element |
| for (size_type k = 0; k < index.size (); ++ k) |
| m (index [k].first, index [k].second) = value_type/*zero*/(); |
| } |
| template<class M, class E, class R> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void make_conformant (M &m, const matrix_expression<E> &e, column_major_tag, R) { |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| typedef R conformant_restrict_type; |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| std::vector<std::pair<size_type, size_type> > index; |
| typename M::iterator2 it2 (m.begin2 ()); |
| typename M::iterator2 it2_end (m.end2 ()); |
| typename E::const_iterator2 it2e (e ().begin2 ()); |
| typename E::const_iterator2 it2e_end (e ().end2 ()); |
| while (it2 != it2_end && it2e != it2e_end) { |
| difference_type compare = it2.index2 () - it2e.index2 (); |
| if (compare == 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| typename E::const_iterator1 it1e (it2e.begin ()); |
| typename E::const_iterator1 it1e_end (it2e.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| typename E::const_iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::const_iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| if (it1 != it1_end && it1e != it1e_end) { |
| size_type it1_index = it1.index1 (), it1e_index = it1e.index1 (); |
| while (true) { |
| difference_type compare2 = it1_index - it1e_index; |
| if (compare2 == 0) { |
| ++ it1, ++ it1e; |
| if (it1 != it1_end && it1e != it1e_end) { |
| it1_index = it1.index1 (); |
| it1e_index = it1e.index1 (); |
| } else |
| break; |
| } else if (compare2 < 0) { |
| increment (it1, it1_end, - compare2); |
| if (it1 != it1_end) |
| it1_index = it1.index1 (); |
| else |
| break; |
| } else if (compare2 > 0) { |
| if (conformant_restrict_type::other (it1e.index1 (), it1e.index2 ())) |
| if (static_cast<value_type>(*it1e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it1e.index1 (), it1e.index2 ())); |
| ++ it1e; |
| if (it1e != it1e_end) |
| it1e_index = it1e.index1 (); |
| else |
| break; |
| } |
| } |
| } |
| while (it1e != it1e_end) { |
| if (conformant_restrict_type::other (it1e.index1 (), it1e.index2 ())) |
| if (static_cast<value_type>(*it1e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it1e.index1 (), it1e.index2 ())); |
| ++ it1e; |
| } |
| ++ it2, ++ it2e; |
| } else if (compare < 0) { |
| increment (it2, it2_end, - compare); |
| } else if (compare > 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::const_iterator1 it1e (it2e.begin ()); |
| typename E::const_iterator1 it1e_end (it2e.end ()); |
| #else |
| typename E::const_iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::const_iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| while (it1e != it1e_end) { |
| if (conformant_restrict_type::other (it1e.index1 (), it1e.index2 ())) |
| if (static_cast<value_type>(*it1e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it1e.index1 (), it1e.index2 ())); |
| ++ it1e; |
| } |
| ++ it2e; |
| } |
| } |
| while (it2e != it2e_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::const_iterator1 it1e (it2e.begin ()); |
| typename E::const_iterator1 it1e_end (it2e.end ()); |
| #else |
| typename E::const_iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::const_iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| while (it1e != it1e_end) { |
| if (conformant_restrict_type::other (it1e.index1 (), it1e.index2 ())) |
| if (static_cast<value_type>(*it1e) != value_type/*zero*/()) |
| index.push_back (std::pair<size_type, size_type> (it1e.index1 (), it1e.index2 ())); |
| ++ it1e; |
| } |
| ++ it2e; |
| } |
| // ISSUE proxies require insert_element |
| for (size_type k = 0; k < index.size (); ++ k) |
| m (index [k].first, index [k].second) = value_type/*zero*/(); |
| } |
| |
| }//namespace detail |
| |
| |
| // Explicitly iterating row major |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void iterating_matrix_assign_scalar (M &m, const T &t, row_major_tag) { |
| typedef F<typename M::iterator2::reference, T> functor_type; |
| typedef typename M::difference_type difference_type; |
| difference_type size1 (m.size1 ()); |
| difference_type size2 (m.size2 ()); |
| typename M::iterator1 it1 (m.begin1 ()); |
| BOOST_UBLAS_CHECK (size2 == 0 || m.end1 () - it1 == size1, bad_size ()); |
| while (-- size1 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| #endif |
| BOOST_UBLAS_CHECK (it1.end () - it2 == size2, bad_size ()); |
| difference_type temp_size2 (size2); |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| while (-- temp_size2 >= 0) |
| functor_type::apply (*it2, t), ++ it2; |
| #else |
| DD (temp_size2, 4, r, (functor_type::apply (*it2, t), ++ it2)); |
| #endif |
| ++ it1; |
| } |
| } |
| // Explicitly iterating column major |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void iterating_matrix_assign_scalar (M &m, const T &t, column_major_tag) { |
| typedef F<typename M::iterator1::reference, T> functor_type; |
| typedef typename M::difference_type difference_type; |
| difference_type size2 (m.size2 ()); |
| difference_type size1 (m.size1 ()); |
| typename M::iterator2 it2 (m.begin2 ()); |
| BOOST_UBLAS_CHECK (size1 == 0 || m.end2 () - it2 == size2, bad_size ()); |
| while (-- size2 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| #endif |
| BOOST_UBLAS_CHECK (it2.end () - it1 == size1, bad_size ()); |
| difference_type temp_size1 (size1); |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| while (-- temp_size1 >= 0) |
| functor_type::apply (*it1, t), ++ it1; |
| #else |
| DD (temp_size1, 4, r, (functor_type::apply (*it1, t), ++ it1)); |
| #endif |
| ++ it2; |
| } |
| } |
| // Explicitly indexing row major |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void indexing_matrix_assign_scalar (M &m, const T &t, row_major_tag) { |
| typedef F<typename M::reference, T> functor_type; |
| typedef typename M::size_type size_type; |
| size_type size1 (m.size1 ()); |
| size_type size2 (m.size2 ()); |
| for (size_type i = 0; i < size1; ++ i) { |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| for (size_type j = 0; j < size2; ++ j) |
| functor_type::apply (m (i, j), t); |
| #else |
| size_type j (0); |
| DD (size2, 4, r, (functor_type::apply (m (i, j), t), ++ j)); |
| #endif |
| } |
| } |
| // Explicitly indexing column major |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void indexing_matrix_assign_scalar (M &m, const T &t, column_major_tag) { |
| typedef F<typename M::reference, T> functor_type; |
| typedef typename M::size_type size_type; |
| size_type size2 (m.size2 ()); |
| size_type size1 (m.size1 ()); |
| for (size_type j = 0; j < size2; ++ j) { |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| for (size_type i = 0; i < size1; ++ i) |
| functor_type::apply (m (i, j), t); |
| #else |
| size_type i (0); |
| DD (size1, 4, r, (functor_type::apply (m (i, j), t), ++ i)); |
| #endif |
| } |
| } |
| |
| // Dense (proxy) case |
| template<template <class T1, class T2> class F, class M, class T, class C> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign_scalar (M &m, const T &t, dense_proxy_tag, C) { |
| typedef C orientation_category; |
| #ifdef BOOST_UBLAS_USE_INDEXING |
| indexing_matrix_assign_scalar<F> (m, t, orientation_category ()); |
| #elif BOOST_UBLAS_USE_ITERATING |
| iterating_matrix_assign_scalar<F> (m, t, orientation_category ()); |
| #else |
| typedef typename M::size_type size_type; |
| size_type size1 (m.size1 ()); |
| size_type size2 (m.size2 ()); |
| if (size1 >= BOOST_UBLAS_ITERATOR_THRESHOLD && |
| size2 >= BOOST_UBLAS_ITERATOR_THRESHOLD) |
| iterating_matrix_assign_scalar<F> (m, t, orientation_category ()); |
| else |
| indexing_matrix_assign_scalar<F> (m, t, orientation_category ()); |
| #endif |
| } |
| // Packed (proxy) row major case |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign_scalar (M &m, const T &t, packed_proxy_tag, row_major_tag) { |
| typedef F<typename M::iterator2::reference, T> functor_type; |
| typedef typename M::difference_type difference_type; |
| typename M::iterator1 it1 (m.begin1 ()); |
| difference_type size1 (m.end1 () - it1); |
| while (-- size1 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| difference_type size2 (it1.end () - it2); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| difference_type size2 (end (it1, iterator1_tag ()) - it2); |
| #endif |
| while (-- size2 >= 0) |
| functor_type::apply (*it2, t), ++ it2; |
| ++ it1; |
| } |
| } |
| // Packed (proxy) column major case |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign_scalar (M &m, const T &t, packed_proxy_tag, column_major_tag) { |
| typedef F<typename M::iterator1::reference, T> functor_type; |
| typedef typename M::difference_type difference_type; |
| typename M::iterator2 it2 (m.begin2 ()); |
| difference_type size2 (m.end2 () - it2); |
| while (-- size2 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| difference_type size1 (it2.end () - it1); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| difference_type size1 (end (it2, iterator2_tag ()) - it1); |
| #endif |
| while (-- size1 >= 0) |
| functor_type::apply (*it1, t), ++ it1; |
| ++ it2; |
| } |
| } |
| // Sparse (proxy) row major case |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign_scalar (M &m, const T &t, sparse_proxy_tag, row_major_tag) { |
| typedef F<typename M::iterator2::reference, T> functor_type; |
| typename M::iterator1 it1 (m.begin1 ()); |
| typename M::iterator1 it1_end (m.end1 ()); |
| while (it1 != it1_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| #endif |
| while (it2 != it2_end) |
| functor_type::apply (*it2, t), ++ it2; |
| ++ it1; |
| } |
| } |
| // Sparse (proxy) column major case |
| template<template <class T1, class T2> class F, class M, class T> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign_scalar (M &m, const T &t, sparse_proxy_tag, column_major_tag) { |
| typedef F<typename M::iterator1::reference, T> functor_type; |
| typename M::iterator2 it2 (m.begin2 ()); |
| typename M::iterator2 it2_end (m.end2 ()); |
| while (it2 != it2_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| #endif |
| while (it1 != it1_end) |
| functor_type::apply (*it1, t), ++ it1; |
| ++ it2; |
| } |
| } |
| |
| // Dispatcher |
| template<template <class T1, class T2> class F, class M, class T> |
| BOOST_UBLAS_INLINE |
| void matrix_assign_scalar (M &m, const T &t) { |
| typedef typename M::storage_category storage_category; |
| typedef typename M::orientation_category orientation_category; |
| matrix_assign_scalar<F> (m, t, storage_category (), orientation_category ()); |
| } |
| |
| template<class SC, bool COMPUTED, class RI1, class RI2> |
| struct matrix_assign_traits { |
| typedef SC storage_category; |
| }; |
| |
| template<bool COMPUTED> |
| struct matrix_assign_traits<dense_tag, COMPUTED, packed_random_access_iterator_tag, packed_random_access_iterator_tag> { |
| typedef packed_tag storage_category; |
| }; |
| template<> |
| struct matrix_assign_traits<dense_tag, false, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_tag storage_category; |
| }; |
| template<> |
| struct matrix_assign_traits<dense_tag, true, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| |
| template<bool COMPUTED> |
| struct matrix_assign_traits<dense_proxy_tag, COMPUTED, packed_random_access_iterator_tag, packed_random_access_iterator_tag> { |
| typedef packed_proxy_tag storage_category; |
| }; |
| template<bool COMPUTED> |
| struct matrix_assign_traits<dense_proxy_tag, COMPUTED, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| |
| template<> |
| struct matrix_assign_traits<packed_tag, false, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_tag storage_category; |
| }; |
| template<> |
| struct matrix_assign_traits<packed_tag, true, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| |
| template<bool COMPUTED> |
| struct matrix_assign_traits<packed_proxy_tag, COMPUTED, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| |
| template<> |
| struct matrix_assign_traits<sparse_tag, true, dense_random_access_iterator_tag, dense_random_access_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| template<> |
| struct matrix_assign_traits<sparse_tag, true, packed_random_access_iterator_tag, packed_random_access_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| template<> |
| struct matrix_assign_traits<sparse_tag, true, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| |
| // Explicitly iterating row major |
| template<template <class T1, class T2> class F, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void iterating_matrix_assign (M &m, const matrix_expression<E> &e, row_major_tag) { |
| typedef F<typename M::iterator2::reference, typename E::value_type> functor_type; |
| typedef typename M::difference_type difference_type; |
| difference_type size1 (BOOST_UBLAS_SAME (m.size1 (), e ().size1 ())); |
| difference_type size2 (BOOST_UBLAS_SAME (m.size2 (), e ().size2 ())); |
| typename M::iterator1 it1 (m.begin1 ()); |
| BOOST_UBLAS_CHECK (size2 == 0 || m.end1 () - it1 == size1, bad_size ()); |
| typename E::const_iterator1 it1e (e ().begin1 ()); |
| BOOST_UBLAS_CHECK (size2 == 0 || e ().end1 () - it1e == size1, bad_size ()); |
| while (-- size1 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename E::const_iterator2 it2e (it1e.begin ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename E::const_iterator2 it2e (begin (it1e, iterator1_tag ())); |
| #endif |
| BOOST_UBLAS_CHECK (it1.end () - it2 == size2, bad_size ()); |
| BOOST_UBLAS_CHECK (it1e.end () - it2e == size2, bad_size ()); |
| difference_type temp_size2 (size2); |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| while (-- temp_size2 >= 0) |
| functor_type::apply (*it2, *it2e), ++ it2, ++ it2e; |
| #else |
| DD (temp_size2, 2, r, (functor_type::apply (*it2, *it2e), ++ it2, ++ it2e)); |
| #endif |
| ++ it1, ++ it1e; |
| } |
| } |
| // Explicitly iterating column major |
| template<template <class T1, class T2> class F, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void iterating_matrix_assign (M &m, const matrix_expression<E> &e, column_major_tag) { |
| typedef F<typename M::iterator1::reference, typename E::value_type> functor_type; |
| typedef typename M::difference_type difference_type; |
| difference_type size2 (BOOST_UBLAS_SAME (m.size2 (), e ().size2 ())); |
| difference_type size1 (BOOST_UBLAS_SAME (m.size1 (), e ().size1 ())); |
| typename M::iterator2 it2 (m.begin2 ()); |
| BOOST_UBLAS_CHECK (size1 == 0 || m.end2 () - it2 == size2, bad_size ()); |
| typename E::const_iterator2 it2e (e ().begin2 ()); |
| BOOST_UBLAS_CHECK (size1 == 0 || e ().end2 () - it2e == size2, bad_size ()); |
| while (-- size2 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename E::const_iterator1 it1e (it2e.begin ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename E::const_iterator1 it1e (begin (it2e, iterator2_tag ())); |
| #endif |
| BOOST_UBLAS_CHECK (it2.end () - it1 == size1, bad_size ()); |
| BOOST_UBLAS_CHECK (it2e.end () - it1e == size1, bad_size ()); |
| difference_type temp_size1 (size1); |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| while (-- temp_size1 >= 0) |
| functor_type::apply (*it1, *it1e), ++ it1, ++ it1e; |
| #else |
| DD (temp_size1, 2, r, (functor_type::apply (*it1, *it1e), ++ it1, ++ it1e)); |
| #endif |
| ++ it2, ++ it2e; |
| } |
| } |
| // Explicitly indexing row major |
| template<template <class T1, class T2> class F, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void indexing_matrix_assign (M &m, const matrix_expression<E> &e, row_major_tag) { |
| typedef F<typename M::reference, typename E::value_type> functor_type; |
| typedef typename M::size_type size_type; |
| size_type size1 (BOOST_UBLAS_SAME (m.size1 (), e ().size1 ())); |
| size_type size2 (BOOST_UBLAS_SAME (m.size2 (), e ().size2 ())); |
| for (size_type i = 0; i < size1; ++ i) { |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| for (size_type j = 0; j < size2; ++ j) |
| functor_type::apply (m (i, j), e () (i, j)); |
| #else |
| size_type j (0); |
| DD (size2, 2, r, (functor_type::apply (m (i, j), e () (i, j)), ++ j)); |
| #endif |
| } |
| } |
| // Explicitly indexing column major |
| template<template <class T1, class T2> class F, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void indexing_matrix_assign (M &m, const matrix_expression<E> &e, column_major_tag) { |
| typedef F<typename M::reference, typename E::value_type> functor_type; |
| typedef typename M::size_type size_type; |
| size_type size2 (BOOST_UBLAS_SAME (m.size2 (), e ().size2 ())); |
| size_type size1 (BOOST_UBLAS_SAME (m.size1 (), e ().size1 ())); |
| for (size_type j = 0; j < size2; ++ j) { |
| #ifndef BOOST_UBLAS_USE_DUFF_DEVICE |
| for (size_type i = 0; i < size1; ++ i) |
| functor_type::apply (m (i, j), e () (i, j)); |
| #else |
| size_type i (0); |
| DD (size1, 2, r, (functor_type::apply (m (i, j), e () (i, j)), ++ i)); |
| #endif |
| } |
| } |
| |
| // Dense (proxy) case |
| template<template <class T1, class T2> class F, class R, class M, class E, class C> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign (M &m, const matrix_expression<E> &e, dense_proxy_tag, C) { |
| // R unnecessary, make_conformant not required |
| typedef C orientation_category; |
| #ifdef BOOST_UBLAS_USE_INDEXING |
| indexing_matrix_assign<F> (m, e, orientation_category ()); |
| #elif BOOST_UBLAS_USE_ITERATING |
| iterating_matrix_assign<F> (m, e, orientation_category ()); |
| #else |
| typedef typename M::difference_type difference_type; |
| size_type size1 (BOOST_UBLAS_SAME (m.size1 (), e ().size1 ())); |
| size_type size2 (BOOST_UBLAS_SAME (m.size2 (), e ().size2 ())); |
| if (size1 >= BOOST_UBLAS_ITERATOR_THRESHOLD && |
| size2 >= BOOST_UBLAS_ITERATOR_THRESHOLD) |
| iterating_matrix_assign<F> (m, e, orientation_category ()); |
| else |
| indexing_matrix_assign<F> (m, e, orientation_category ()); |
| #endif |
| } |
| // Packed (proxy) row major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign (M &m, const matrix_expression<E> &e, packed_proxy_tag, row_major_tag) { |
| typedef typename matrix_traits<E>::value_type expr_value_type; |
| typedef F<typename M::iterator2::reference, expr_value_type> functor_type; |
| // R unnecessary, make_conformant not required |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| #if BOOST_UBLAS_TYPE_CHECK |
| matrix<value_type, row_major> cm (m.size1 (), m.size2 ()); |
| indexing_matrix_assign<scalar_assign> (cm, m, row_major_tag ()); |
| indexing_matrix_assign<F> (cm, e, row_major_tag ()); |
| #endif |
| typename M::iterator1 it1 (m.begin1 ()); |
| typename M::iterator1 it1_end (m.end1 ()); |
| typename E::const_iterator1 it1e (e ().begin1 ()); |
| typename E::const_iterator1 it1e_end (e ().end1 ()); |
| difference_type it1_size (it1_end - it1); |
| difference_type it1e_size (it1e_end - it1e); |
| difference_type diff1 (0); |
| if (it1_size > 0 && it1e_size > 0) |
| diff1 = it1.index1 () - it1e.index1 (); |
| if (diff1 != 0) { |
| difference_type size1 = (std::min) (diff1, it1e_size); |
| if (size1 > 0) { |
| it1e += size1; |
| it1e_size -= size1; |
| diff1 -= size1; |
| } |
| size1 = (std::min) (- diff1, it1_size); |
| if (size1 > 0) { |
| it1_size -= size1; |
| if (!functor_type::computed) { |
| while (-- size1 >= 0) { // zeroing |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| #endif |
| difference_type size2 (it2_end - it2); |
| while (-- size2 >= 0) |
| functor_type::apply (*it2, expr_value_type/*zero*/()), ++ it2; |
| ++ it1; |
| } |
| } else { |
| it1 += size1; |
| } |
| diff1 += size1; |
| } |
| } |
| difference_type size1 ((std::min) (it1_size, it1e_size)); |
| it1_size -= size1; |
| it1e_size -= size1; |
| while (-- size1 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| typename E::const_iterator2 it2e (it1e.begin ()); |
| typename E::const_iterator2 it2e_end (it1e.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| typename E::const_iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::const_iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| difference_type it2_size (it2_end - it2); |
| difference_type it2e_size (it2e_end - it2e); |
| difference_type diff2 (0); |
| if (it2_size > 0 && it2e_size > 0) { |
| diff2 = it2.index2 () - it2e.index2 (); |
| difference_type size2 = (std::min) (diff2, it2e_size); |
| if (size2 > 0) { |
| it2e += size2; |
| it2e_size -= size2; |
| diff2 -= size2; |
| } |
| size2 = (std::min) (- diff2, it2_size); |
| if (size2 > 0) { |
| it2_size -= size2; |
| if (!functor_type::computed) { |
| while (-- size2 >= 0) // zeroing |
| functor_type::apply (*it2, expr_value_type/*zero*/()), ++ it2; |
| } else { |
| it2 += size2; |
| } |
| diff2 += size2; |
| } |
| } |
| difference_type size2 ((std::min) (it2_size, it2e_size)); |
| it2_size -= size2; |
| it2e_size -= size2; |
| while (-- size2 >= 0) |
| functor_type::apply (*it2, *it2e), ++ it2, ++ it2e; |
| size2 = it2_size; |
| if (!functor_type::computed) { |
| while (-- size2 >= 0) // zeroing |
| functor_type::apply (*it2, expr_value_type/*zero*/()), ++ it2; |
| } else { |
| it2 += size2; |
| } |
| ++ it1, ++ it1e; |
| } |
| size1 = it1_size; |
| if (!functor_type::computed) { |
| while (-- size1 >= 0) { // zeroing |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| #endif |
| difference_type size2 (it2_end - it2); |
| while (-- size2 >= 0) |
| functor_type::apply (*it2, expr_value_type/*zero*/()), ++ it2; |
| ++ it1; |
| } |
| } else { |
| it1 += size1; |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| if (! disable_type_check<bool>::value) |
| BOOST_UBLAS_CHECK (detail::expression_type_check (m, cm), external_logic ()); |
| #endif |
| } |
| // Packed (proxy) column major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign (M &m, const matrix_expression<E> &e, packed_proxy_tag, column_major_tag) { |
| typedef typename matrix_traits<E>::value_type expr_value_type; |
| typedef F<typename M::iterator1::reference, expr_value_type> functor_type; |
| // R unnecessary, make_conformant not required |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| #if BOOST_UBLAS_TYPE_CHECK |
| matrix<value_type, column_major> cm (m.size1 (), m.size2 ()); |
| indexing_matrix_assign<scalar_assign> (cm, m, column_major_tag ()); |
| indexing_matrix_assign<F> (cm, e, column_major_tag ()); |
| #endif |
| typename M::iterator2 it2 (m.begin2 ()); |
| typename M::iterator2 it2_end (m.end2 ()); |
| typename E::const_iterator2 it2e (e ().begin2 ()); |
| typename E::const_iterator2 it2e_end (e ().end2 ()); |
| difference_type it2_size (it2_end - it2); |
| difference_type it2e_size (it2e_end - it2e); |
| difference_type diff2 (0); |
| if (it2_size > 0 && it2e_size > 0) |
| diff2 = it2.index2 () - it2e.index2 (); |
| if (diff2 != 0) { |
| difference_type size2 = (std::min) (diff2, it2e_size); |
| if (size2 > 0) { |
| it2e += size2; |
| it2e_size -= size2; |
| diff2 -= size2; |
| } |
| size2 = (std::min) (- diff2, it2_size); |
| if (size2 > 0) { |
| it2_size -= size2; |
| if (!functor_type::computed) { |
| while (-- size2 >= 0) { // zeroing |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| #endif |
| difference_type size1 (it1_end - it1); |
| while (-- size1 >= 0) |
| functor_type::apply (*it1, expr_value_type/*zero*/()), ++ it1; |
| ++ it2; |
| } |
| } else { |
| it2 += size2; |
| } |
| diff2 += size2; |
| } |
| } |
| difference_type size2 ((std::min) (it2_size, it2e_size)); |
| it2_size -= size2; |
| it2e_size -= size2; |
| while (-- size2 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| typename E::const_iterator1 it1e (it2e.begin ()); |
| typename E::const_iterator1 it1e_end (it2e.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| typename E::const_iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::const_iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| difference_type it1_size (it1_end - it1); |
| difference_type it1e_size (it1e_end - it1e); |
| difference_type diff1 (0); |
| if (it1_size > 0 && it1e_size > 0) { |
| diff1 = it1.index1 () - it1e.index1 (); |
| difference_type size1 = (std::min) (diff1, it1e_size); |
| if (size1 > 0) { |
| it1e += size1; |
| it1e_size -= size1; |
| diff1 -= size1; |
| } |
| size1 = (std::min) (- diff1, it1_size); |
| if (size1 > 0) { |
| it1_size -= size1; |
| if (!functor_type::computed) { |
| while (-- size1 >= 0) // zeroing |
| functor_type::apply (*it1, expr_value_type/*zero*/()), ++ it1; |
| } else { |
| it1 += size1; |
| } |
| diff1 += size1; |
| } |
| } |
| difference_type size1 ((std::min) (it1_size, it1e_size)); |
| it1_size -= size1; |
| it1e_size -= size1; |
| while (-- size1 >= 0) |
| functor_type::apply (*it1, *it1e), ++ it1, ++ it1e; |
| size1 = it1_size; |
| if (!functor_type::computed) { |
| while (-- size1 >= 0) // zeroing |
| functor_type::apply (*it1, expr_value_type/*zero*/()), ++ it1; |
| } else { |
| it1 += size1; |
| } |
| ++ it2, ++ it2e; |
| } |
| size2 = it2_size; |
| if (!functor_type::computed) { |
| while (-- size2 >= 0) { // zeroing |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| #endif |
| difference_type size1 (it1_end - it1); |
| while (-- size1 >= 0) |
| functor_type::apply (*it1, expr_value_type/*zero*/()), ++ it1; |
| ++ it2; |
| } |
| } else { |
| it2 += size2; |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| if (! disable_type_check<bool>::value) |
| BOOST_UBLAS_CHECK (detail::expression_type_check (m, cm), external_logic ()); |
| #endif |
| } |
| // Sparse row major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign (M &m, const matrix_expression<E> &e, sparse_tag, row_major_tag) { |
| typedef F<typename M::iterator2::reference, typename E::value_type> functor_type; |
| // R unnecessary, make_conformant not required |
| BOOST_STATIC_ASSERT ((!functor_type::computed)); |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| typedef typename M::value_type value_type; |
| // Sparse type has no numeric constraints to check |
| |
| m.clear (); |
| typename E::const_iterator1 it1e (e ().begin1 ()); |
| typename E::const_iterator1 it1e_end (e ().end1 ()); |
| while (it1e != it1e_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::const_iterator2 it2e (it1e.begin ()); |
| typename E::const_iterator2 it2e_end (it1e.end ()); |
| #else |
| typename E::const_iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::const_iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| while (it2e != it2e_end) { |
| value_type t (*it2e); |
| if (t != value_type/*zero*/()) |
| m.insert_element (it2e.index1 (), it2e.index2 (), t); |
| ++ it2e; |
| } |
| ++ it1e; |
| } |
| } |
| // Sparse column major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign (M &m, const matrix_expression<E> &e, sparse_tag, column_major_tag) { |
| typedef F<typename M::iterator1::reference, typename E::value_type> functor_type; |
| // R unnecessary, make_conformant not required |
| BOOST_STATIC_ASSERT ((!functor_type::computed)); |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| typedef typename M::value_type value_type; |
| // Sparse type has no numeric constraints to check |
| |
| m.clear (); |
| typename E::const_iterator2 it2e (e ().begin2 ()); |
| typename E::const_iterator2 it2e_end (e ().end2 ()); |
| while (it2e != it2e_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::const_iterator1 it1e (it2e.begin ()); |
| typename E::const_iterator1 it1e_end (it2e.end ()); |
| #else |
| typename E::const_iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::const_iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| while (it1e != it1e_end) { |
| value_type t (*it1e); |
| if (t != value_type/*zero*/()) |
| m.insert_element (it1e.index1 (), it1e.index2 (), t); |
| ++ it1e; |
| } |
| ++ it2e; |
| } |
| } |
| // Sparse proxy or functional row major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign (M &m, const matrix_expression<E> &e, sparse_proxy_tag, row_major_tag) { |
| typedef typename matrix_traits<E>::value_type expr_value_type; |
| typedef F<typename M::iterator2::reference, expr_value_type> functor_type; |
| typedef R conformant_restrict_type; |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| #if BOOST_UBLAS_TYPE_CHECK |
| matrix<value_type, row_major> cm (m.size1 (), m.size2 ()); |
| indexing_matrix_assign<scalar_assign> (cm, m, row_major_tag ()); |
| indexing_matrix_assign<F> (cm, e, row_major_tag ()); |
| #endif |
| detail::make_conformant (m, e, row_major_tag (), conformant_restrict_type ()); |
| |
| typename M::iterator1 it1 (m.begin1 ()); |
| typename M::iterator1 it1_end (m.end1 ()); |
| typename E::const_iterator1 it1e (e ().begin1 ()); |
| typename E::const_iterator1 it1e_end (e ().end1 ()); |
| while (it1 != it1_end && it1e != it1e_end) { |
| difference_type compare = it1.index1 () - it1e.index1 (); |
| if (compare == 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| typename E::const_iterator2 it2e (it1e.begin ()); |
| typename E::const_iterator2 it2e_end (it1e.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| typename E::const_iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::const_iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| if (it2 != it2_end && it2e != it2e_end) { |
| size_type it2_index = it2.index2 (), it2e_index = it2e.index2 (); |
| while (true) { |
| difference_type compare2 = it2_index - it2e_index; |
| if (compare2 == 0) { |
| functor_type::apply (*it2, *it2e); |
| ++ it2, ++ it2e; |
| if (it2 != it2_end && it2e != it2e_end) { |
| it2_index = it2.index2 (); |
| it2e_index = it2e.index2 (); |
| } else |
| break; |
| } else if (compare2 < 0) { |
| if (!functor_type::computed) { |
| functor_type::apply (*it2, expr_value_type/*zero*/()); |
| ++ it2; |
| } else |
| increment (it2, it2_end, - compare2); |
| if (it2 != it2_end) |
| it2_index = it2.index2 (); |
| else |
| break; |
| } else if (compare2 > 0) { |
| increment (it2e, it2e_end, compare2); |
| if (it2e != it2e_end) |
| it2e_index = it2e.index2 (); |
| else |
| break; |
| } |
| } |
| } |
| if (!functor_type::computed) { |
| while (it2 != it2_end) { // zeroing |
| functor_type::apply (*it2, expr_value_type/*zero*/()); |
| ++ it2; |
| } |
| } else { |
| it2 = it2_end; |
| } |
| ++ it1, ++ it1e; |
| } else if (compare < 0) { |
| if (!functor_type::computed) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| #endif |
| while (it2 != it2_end) { // zeroing |
| functor_type::apply (*it2, expr_value_type/*zero*/()); |
| ++ it2; |
| } |
| ++ it1; |
| } else { |
| increment (it1, it1_end, - compare); |
| } |
| } else if (compare > 0) { |
| increment (it1e, it1e_end, compare); |
| } |
| } |
| if (!functor_type::computed) { |
| while (it1 != it1_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| #endif |
| while (it2 != it2_end) { // zeroing |
| functor_type::apply (*it2, expr_value_type/*zero*/()); |
| ++ it2; |
| } |
| ++ it1; |
| } |
| } else { |
| it1 = it1_end; |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| if (! disable_type_check<bool>::value) |
| BOOST_UBLAS_CHECK (detail::expression_type_check (m, cm), external_logic ()); |
| #endif |
| } |
| // Sparse proxy or functional column major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_assign (M &m, const matrix_expression<E> &e, sparse_proxy_tag, column_major_tag) { |
| typedef typename matrix_traits<E>::value_type expr_value_type; |
| typedef F<typename M::iterator1::reference, expr_value_type> functor_type; |
| typedef R conformant_restrict_type; |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| #if BOOST_UBLAS_TYPE_CHECK |
| matrix<value_type, column_major> cm (m.size1 (), m.size2 ()); |
| indexing_matrix_assign<scalar_assign> (cm, m, column_major_tag ()); |
| indexing_matrix_assign<F> (cm, e, column_major_tag ()); |
| #endif |
| detail::make_conformant (m, e, column_major_tag (), conformant_restrict_type ()); |
| |
| typename M::iterator2 it2 (m.begin2 ()); |
| typename M::iterator2 it2_end (m.end2 ()); |
| typename E::const_iterator2 it2e (e ().begin2 ()); |
| typename E::const_iterator2 it2e_end (e ().end2 ()); |
| while (it2 != it2_end && it2e != it2e_end) { |
| difference_type compare = it2.index2 () - it2e.index2 (); |
| if (compare == 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| typename E::const_iterator1 it1e (it2e.begin ()); |
| typename E::const_iterator1 it1e_end (it2e.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| typename E::const_iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::const_iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| if (it1 != it1_end && it1e != it1e_end) { |
| size_type it1_index = it1.index1 (), it1e_index = it1e.index1 (); |
| while (true) { |
| difference_type compare2 = it1_index - it1e_index; |
| if (compare2 == 0) { |
| functor_type::apply (*it1, *it1e); |
| ++ it1, ++ it1e; |
| if (it1 != it1_end && it1e != it1e_end) { |
| it1_index = it1.index1 (); |
| it1e_index = it1e.index1 (); |
| } else |
| break; |
| } else if (compare2 < 0) { |
| if (!functor_type::computed) { |
| functor_type::apply (*it1, expr_value_type/*zero*/()); // zeroing |
| ++ it1; |
| } else |
| increment (it1, it1_end, - compare2); |
| if (it1 != it1_end) |
| it1_index = it1.index1 (); |
| else |
| break; |
| } else if (compare2 > 0) { |
| increment (it1e, it1e_end, compare2); |
| if (it1e != it1e_end) |
| it1e_index = it1e.index1 (); |
| else |
| break; |
| } |
| } |
| } |
| if (!functor_type::computed) { |
| while (it1 != it1_end) { // zeroing |
| functor_type::apply (*it1, expr_value_type/*zero*/()); |
| ++ it1; |
| } |
| } else { |
| it1 = it1_end; |
| } |
| ++ it2, ++ it2e; |
| } else if (compare < 0) { |
| if (!functor_type::computed) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| #endif |
| while (it1 != it1_end) { // zeroing |
| functor_type::apply (*it1, expr_value_type/*zero*/()); |
| ++ it1; |
| } |
| ++ it2; |
| } else { |
| increment (it2, it2_end, - compare); |
| } |
| } else if (compare > 0) { |
| increment (it2e, it2e_end, compare); |
| } |
| } |
| if (!functor_type::computed) { |
| while (it2 != it2_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| #endif |
| while (it1 != it1_end) { // zeroing |
| functor_type::apply (*it1, expr_value_type/*zero*/()); |
| ++ it1; |
| } |
| ++ it2; |
| } |
| } else { |
| it2 = it2_end; |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| if (! disable_type_check<bool>::value) |
| BOOST_UBLAS_CHECK (detail::expression_type_check (m, cm), external_logic ()); |
| #endif |
| } |
| |
| // Dispatcher |
| template<template <class T1, class T2> class F, class M, class E> |
| BOOST_UBLAS_INLINE |
| void matrix_assign (M &m, const matrix_expression<E> &e) { |
| typedef typename matrix_assign_traits<typename M::storage_category, |
| F<typename M::reference, typename E::value_type>::computed, |
| typename E::const_iterator1::iterator_category, |
| typename E::const_iterator2::iterator_category>::storage_category storage_category; |
| // give preference to matrix M's orientation if known |
| typedef typename boost::mpl::if_<boost::is_same<typename M::orientation_category, unknown_orientation_tag>, |
| typename E::orientation_category , |
| typename M::orientation_category >::type orientation_category; |
| typedef basic_full<typename M::size_type> unrestricted; |
| matrix_assign<F, unrestricted> (m, e, storage_category (), orientation_category ()); |
| } |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| BOOST_UBLAS_INLINE |
| void matrix_assign (M &m, const matrix_expression<E> &e) { |
| typedef R conformant_restrict_type; |
| typedef typename matrix_assign_traits<typename M::storage_category, |
| F<typename M::reference, typename E::value_type>::computed, |
| typename E::const_iterator1::iterator_category, |
| typename E::const_iterator2::iterator_category>::storage_category storage_category; |
| // give preference to matrix M's orientation if known |
| typedef typename boost::mpl::if_<boost::is_same<typename M::orientation_category, unknown_orientation_tag>, |
| typename E::orientation_category , |
| typename M::orientation_category >::type orientation_category; |
| matrix_assign<F, conformant_restrict_type> (m, e, storage_category (), orientation_category ()); |
| } |
| |
| template<class SC, class RI1, class RI2> |
| struct matrix_swap_traits { |
| typedef SC storage_category; |
| }; |
| |
| template<> |
| struct matrix_swap_traits<dense_proxy_tag, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| |
| template<> |
| struct matrix_swap_traits<packed_proxy_tag, sparse_bidirectional_iterator_tag, sparse_bidirectional_iterator_tag> { |
| typedef sparse_proxy_tag storage_category; |
| }; |
| |
| // Dense (proxy) row major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_swap (M &m, matrix_expression<E> &e, dense_proxy_tag, row_major_tag) { |
| typedef F<typename M::iterator2::reference, typename E::reference> functor_type; |
| // R unnecessary, make_conformant not required |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typename M::iterator1 it1 (m.begin1 ()); |
| typename E::iterator1 it1e (e ().begin1 ()); |
| difference_type size1 (BOOST_UBLAS_SAME (m.size1 (), size_type (e ().end1 () - it1e))); |
| while (-- size1 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename E::iterator2 it2e (it1e.begin ()); |
| difference_type size2 (BOOST_UBLAS_SAME (m.size2 (), size_type (it1e.end () - it2e))); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename E::iterator2 it2e (begin (it1e, iterator1_tag ())); |
| difference_type size2 (BOOST_UBLAS_SAME (m.size2 (), size_type (end (it1e, iterator1_tag ()) - it2e))); |
| #endif |
| while (-- size2 >= 0) |
| functor_type::apply (*it2, *it2e), ++ it2, ++ it2e; |
| ++ it1, ++ it1e; |
| } |
| } |
| // Dense (proxy) column major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_swap (M &m, matrix_expression<E> &e, dense_proxy_tag, column_major_tag) { |
| typedef F<typename M::iterator1::reference, typename E::reference> functor_type; |
| // R unnecessary, make_conformant not required |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typename M::iterator2 it2 (m.begin2 ()); |
| typename E::iterator2 it2e (e ().begin2 ()); |
| difference_type size2 (BOOST_UBLAS_SAME (m.size2 (), size_type (e ().end2 () - it2e))); |
| while (-- size2 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename E::iterator1 it1e (it2e.begin ()); |
| difference_type size1 (BOOST_UBLAS_SAME (m.size1 (), size_type (it2e.end () - it1e))); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename E::iterator1 it1e (begin (it2e, iterator2_tag ())); |
| difference_type size1 (BOOST_UBLAS_SAME (m.size1 (), size_type (end (it2e, iterator2_tag ()) - it1e))); |
| #endif |
| while (-- size1 >= 0) |
| functor_type::apply (*it1, *it1e), ++ it1, ++ it1e; |
| ++ it2, ++ it2e; |
| } |
| } |
| // Packed (proxy) row major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_swap (M &m, matrix_expression<E> &e, packed_proxy_tag, row_major_tag) { |
| typedef F<typename M::iterator2::reference, typename E::reference> functor_type; |
| // R unnecessary, make_conformant not required |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typename M::iterator1 it1 (m.begin1 ()); |
| typename E::iterator1 it1e (e ().begin1 ()); |
| difference_type size1 (BOOST_UBLAS_SAME (m.end1 () - it1, e ().end1 () - it1e)); |
| while (-- size1 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename E::iterator2 it2e (it1e.begin ()); |
| difference_type size2 (BOOST_UBLAS_SAME (it1.end () - it2, it1e.end () - it2e)); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename E::iterator2 it2e (begin (it1e, iterator1_tag ())); |
| difference_type size2 (BOOST_UBLAS_SAME (end (it1, iterator1_tag ()) - it2, end (it1e, iterator1_tag ()) - it2e)); |
| #endif |
| while (-- size2 >= 0) |
| functor_type::apply (*it2, *it2e), ++ it2, ++ it2e; |
| ++ it1, ++ it1e; |
| } |
| } |
| // Packed (proxy) column major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_swap (M &m, matrix_expression<E> &e, packed_proxy_tag, column_major_tag) { |
| typedef F<typename M::iterator1::reference, typename E::reference> functor_type; |
| // R unnecessary, make_conformant not required |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typename M::iterator2 it2 (m.begin2 ()); |
| typename E::iterator2 it2e (e ().begin2 ()); |
| difference_type size2 (BOOST_UBLAS_SAME (m.end2 () - it2, e ().end2 () - it2e)); |
| while (-- size2 >= 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename E::iterator1 it1e (it2e.begin ()); |
| difference_type size1 (BOOST_UBLAS_SAME (it2.end () - it1, it2e.end () - it1e)); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename E::iterator1 it1e (begin (it2e, iterator2_tag ())); |
| difference_type size1 (BOOST_UBLAS_SAME (end (it2, iterator2_tag ()) - it1, end (it2e, iterator2_tag ()) - it1e)); |
| #endif |
| while (-- size1 >= 0) |
| functor_type::apply (*it1, *it1e), ++ it1, ++ it1e; |
| ++ it2, ++ it2e; |
| } |
| } |
| // Sparse (proxy) row major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_swap (M &m, matrix_expression<E> &e, sparse_proxy_tag, row_major_tag) { |
| typedef F<typename M::iterator2::reference, typename E::reference> functor_type; |
| typedef R conformant_restrict_type; |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| |
| detail::make_conformant (m, e, row_major_tag (), conformant_restrict_type ()); |
| // FIXME should be a seperate restriction for E |
| detail::make_conformant (e (), m, row_major_tag (), conformant_restrict_type ()); |
| |
| typename M::iterator1 it1 (m.begin1 ()); |
| typename M::iterator1 it1_end (m.end1 ()); |
| typename E::iterator1 it1e (e ().begin1 ()); |
| typename E::iterator1 it1e_end (e ().end1 ()); |
| while (it1 != it1_end && it1e != it1e_end) { |
| difference_type compare = it1.index1 () - it1e.index1 (); |
| if (compare == 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| typename E::iterator2 it2e (it1e.begin ()); |
| typename E::iterator2 it2e_end (it1e.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| typename E::iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| if (it2 != it2_end && it2e != it2e_end) { |
| size_type it2_index = it2.index2 (), it2e_index = it2e.index2 (); |
| while (true) { |
| difference_type compare2 = it2_index - it2e_index; |
| if (compare2 == 0) { |
| functor_type::apply (*it2, *it2e); |
| ++ it2, ++ it2e; |
| if (it2 != it2_end && it2e != it2e_end) { |
| it2_index = it2.index2 (); |
| it2e_index = it2e.index2 (); |
| } else |
| break; |
| } else if (compare2 < 0) { |
| increment (it2, it2_end, - compare2); |
| if (it2 != it2_end) |
| it2_index = it2.index2 (); |
| else |
| break; |
| } else if (compare2 > 0) { |
| increment (it2e, it2e_end, compare2); |
| if (it2e != it2e_end) |
| it2e_index = it2e.index2 (); |
| else |
| break; |
| } |
| } |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| increment (it2e, it2e_end); |
| increment (it2, it2_end); |
| #endif |
| ++ it1, ++ it1e; |
| } else if (compare < 0) { |
| #if BOOST_UBLAS_TYPE_CHECK |
| while (it1.index1 () < it1e.index1 ()) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| #endif |
| increment (it2, it2_end); |
| ++ it1; |
| } |
| #else |
| increment (it1, it1_end, - compare); |
| #endif |
| } else if (compare > 0) { |
| #if BOOST_UBLAS_TYPE_CHECK |
| while (it1e.index1 () < it1.index1 ()) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::iterator2 it2e (it1e.begin ()); |
| typename E::iterator2 it2e_end (it1e.end ()); |
| #else |
| typename E::iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| increment (it2e, it2e_end); |
| ++ it1e; |
| } |
| #else |
| increment (it1e, it1e_end, compare); |
| #endif |
| } |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| while (it1e != it1e_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::iterator2 it2e (it1e.begin ()); |
| typename E::iterator2 it2e_end (it1e.end ()); |
| #else |
| typename E::iterator2 it2e (begin (it1e, iterator1_tag ())); |
| typename E::iterator2 it2e_end (end (it1e, iterator1_tag ())); |
| #endif |
| increment (it2e, it2e_end); |
| ++ it1e; |
| } |
| while (it1 != it1_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator2 it2 (it1.begin ()); |
| typename M::iterator2 it2_end (it1.end ()); |
| #else |
| typename M::iterator2 it2 (begin (it1, iterator1_tag ())); |
| typename M::iterator2 it2_end (end (it1, iterator1_tag ())); |
| #endif |
| increment (it2, it2_end); |
| ++ it1; |
| } |
| #endif |
| } |
| // Sparse (proxy) column major case |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| // BOOST_UBLAS_INLINE This function seems to be big. So we do not let the compiler inline it. |
| void matrix_swap (M &m, matrix_expression<E> &e, sparse_proxy_tag, column_major_tag) { |
| typedef F<typename M::iterator1::reference, typename E::reference> functor_type; |
| typedef R conformant_restrict_type; |
| typedef typename M::size_type size_type; |
| typedef typename M::difference_type difference_type; |
| typedef typename M::value_type value_type; |
| BOOST_UBLAS_CHECK (m.size1 () == e ().size1 (), bad_size ()); |
| BOOST_UBLAS_CHECK (m.size2 () == e ().size2 (), bad_size ()); |
| |
| detail::make_conformant (m, e, column_major_tag (), conformant_restrict_type ()); |
| // FIXME should be a seperate restriction for E |
| detail::make_conformant (e (), m, column_major_tag (), conformant_restrict_type ()); |
| |
| typename M::iterator2 it2 (m.begin2 ()); |
| typename M::iterator2 it2_end (m.end2 ()); |
| typename E::iterator2 it2e (e ().begin2 ()); |
| typename E::iterator2 it2e_end (e ().end2 ()); |
| while (it2 != it2_end && it2e != it2e_end) { |
| difference_type compare = it2.index2 () - it2e.index2 (); |
| if (compare == 0) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| typename E::iterator1 it1e (it2e.begin ()); |
| typename E::iterator1 it1e_end (it2e.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| typename E::iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| if (it1 != it1_end && it1e != it1e_end) { |
| size_type it1_index = it1.index1 (), it1e_index = it1e.index1 (); |
| while (true) { |
| difference_type compare2 = it1_index - it1e_index; |
| if (compare2 == 0) { |
| functor_type::apply (*it1, *it1e); |
| ++ it1, ++ it1e; |
| if (it1 != it1_end && it1e != it1e_end) { |
| it1_index = it1.index1 (); |
| it1e_index = it1e.index1 (); |
| } else |
| break; |
| } else if (compare2 < 0) { |
| increment (it1, it1_end, - compare2); |
| if (it1 != it1_end) |
| it1_index = it1.index1 (); |
| else |
| break; |
| } else if (compare2 > 0) { |
| increment (it1e, it1e_end, compare2); |
| if (it1e != it1e_end) |
| it1e_index = it1e.index1 (); |
| else |
| break; |
| } |
| } |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| increment (it1e, it1e_end); |
| increment (it1, it1_end); |
| #endif |
| ++ it2, ++ it2e; |
| } else if (compare < 0) { |
| #if BOOST_UBLAS_TYPE_CHECK |
| while (it2.index2 () < it2e.index2 ()) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| #endif |
| increment (it1, it1_end); |
| ++ it2; |
| } |
| #else |
| increment (it2, it2_end, - compare); |
| #endif |
| } else if (compare > 0) { |
| #if BOOST_UBLAS_TYPE_CHECK |
| while (it2e.index2 () < it2.index2 ()) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::iterator1 it1e (it2e.begin ()); |
| typename E::iterator1 it1e_end (it2e.end ()); |
| #else |
| typename E::iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| increment (it1e, it1e_end); |
| ++ it2e; |
| } |
| #else |
| increment (it2e, it2e_end, compare); |
| #endif |
| } |
| } |
| #if BOOST_UBLAS_TYPE_CHECK |
| while (it2e != it2e_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename E::iterator1 it1e (it2e.begin ()); |
| typename E::iterator1 it1e_end (it2e.end ()); |
| #else |
| typename E::iterator1 it1e (begin (it2e, iterator2_tag ())); |
| typename E::iterator1 it1e_end (end (it2e, iterator2_tag ())); |
| #endif |
| increment (it1e, it1e_end); |
| ++ it2e; |
| } |
| while (it2 != it2_end) { |
| #ifndef BOOST_UBLAS_NO_NESTED_CLASS_RELATION |
| typename M::iterator1 it1 (it2.begin ()); |
| typename M::iterator1 it1_end (it2.end ()); |
| #else |
| typename M::iterator1 it1 (begin (it2, iterator2_tag ())); |
| typename M::iterator1 it1_end (end (it2, iterator2_tag ())); |
| #endif |
| increment (it1, it1_end); |
| ++ it2; |
| } |
| #endif |
| } |
| |
| // Dispatcher |
| template<template <class T1, class T2> class F, class M, class E> |
| BOOST_UBLAS_INLINE |
| void matrix_swap (M &m, matrix_expression<E> &e) { |
| typedef typename matrix_swap_traits<typename M::storage_category, |
| typename E::const_iterator1::iterator_category, |
| typename E::const_iterator2::iterator_category>::storage_category storage_category; |
| // give preference to matrix M's orientation if known |
| typedef typename boost::mpl::if_<boost::is_same<typename M::orientation_category, unknown_orientation_tag>, |
| typename E::orientation_category , |
| typename M::orientation_category >::type orientation_category; |
| typedef basic_full<typename M::size_type> unrestricted; |
| matrix_swap<F, unrestricted> (m, e, storage_category (), orientation_category ()); |
| } |
| template<template <class T1, class T2> class F, class R, class M, class E> |
| BOOST_UBLAS_INLINE |
| void matrix_swap (M &m, matrix_expression<E> &e) { |
| typedef R conformant_restrict_type; |
| typedef typename matrix_swap_traits<typename M::storage_category, |
| typename E::const_iterator1::iterator_category, |
| typename E::const_iterator2::iterator_category>::storage_category storage_category; |
| // give preference to matrix M's orientation if known |
| typedef typename boost::mpl::if_<boost::is_same<typename M::orientation_category, unknown_orientation_tag>, |
| typename E::orientation_category , |
| typename M::orientation_category >::type orientation_category; |
| matrix_swap<F, conformant_restrict_type> (m, e, storage_category (), orientation_category ()); |
| } |
| |
| }}} |
| |
| #endif |