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75 lines
1.7 KiB
75 lines
1.7 KiB
6 years ago
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//
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// Copyright (c) 2009 by Rutger ter Borg
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef BOOST_NUMERIC_BINDINGS_INDEX_HPP
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#define BOOST_NUMERIC_BINDINGS_INDEX_HPP
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#include <boost/mpl/if.hpp>
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#include <boost/mpl/max.hpp>
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#include <boost/numeric/bindings/rank.hpp>
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#include <boost/numeric/bindings/is_column_major.hpp>
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namespace boost {
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namespace numeric {
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namespace bindings {
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template< typename T >
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struct addressing_index_minor {
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typedef typename mpl::if_<
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is_column_major< T >,
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tag::addressing_index<1>,
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tag::addressing_index<
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mpl::max< tag::matrix, rank< T > >::type::value
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>
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>::type type;
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};
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template< typename T >
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struct addressing_index_major {
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typedef typename mpl::if_<
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is_column_major< T >,
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tag::addressing_index<
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mpl::max< tag::matrix, rank< T > >::type::value
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>,
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tag::addressing_index<1>
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>::type type;
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};
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template< typename AddressingIndex, typename TransTag >
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struct addressing_index_trans {
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typedef AddressingIndex type;
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};
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template<>
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struct addressing_index_trans< tag::addressing_index<1>, tag::transpose > {
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typedef tag::addressing_index<2> type;
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};
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template<>
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struct addressing_index_trans< tag::addressing_index<1>, tag::conjugate > {
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typedef tag::addressing_index<2> type;
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};
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template<>
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struct addressing_index_trans< tag::addressing_index<2>, tag::transpose > {
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typedef tag::addressing_index<1> type;
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};
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template<>
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struct addressing_index_trans< tag::addressing_index<2>, tag::conjugate > {
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typedef tag::addressing_index<1> type;
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};
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} // namespace bindings
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} // namespace numeric
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} // namespace boost
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#endif
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