Mercurial > hg > vamp-build-and-test
diff DEPENDENCIES/generic/include/boost/multiprecision/detail/ublas_interop.hpp @ 16:2665513ce2d3
Add boost headers
author | Chris Cannam |
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date | Tue, 05 Aug 2014 11:11:38 +0100 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/DEPENDENCIES/generic/include/boost/multiprecision/detail/ublas_interop.hpp Tue Aug 05 11:11:38 2014 +0100 @@ -0,0 +1,65 @@ +/////////////////////////////////////////////////////////////////////////////// +// Copyright 2013 John Maddock. 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) + +#ifndef BOOST_MP_UBLAS_HPP +#define BOOST_MP_UBLAS_HPP + +namespace boost { namespace numeric { namespace ublas { + +template<class V> +class sparse_vector_element; + +template <class V, class Backend, multiprecision::expression_template_option ExpressionTemplates> +inline bool operator == (const sparse_vector_element<V>& a, const ::boost::multiprecision::number<Backend, ExpressionTemplates>& b) +{ + typedef typename sparse_vector_element<V>::const_reference ref_type; + return static_cast<ref_type>(a) == b; +} + +template<class X, class Y> +struct promote_traits; + +template <class Backend1, boost::multiprecision::expression_template_option ExpressionTemplates1, class Backend2, boost::multiprecision::expression_template_option ExpressionTemplates2> +struct promote_traits<boost::multiprecision::number<Backend1, ExpressionTemplates1>, boost::multiprecision::number<Backend2, ExpressionTemplates2> > +{ + typedef boost::multiprecision::number<Backend1, ExpressionTemplates1> number1_t; + typedef boost::multiprecision::number<Backend2, ExpressionTemplates2> number2_t; + typedef typename mpl::if_c< + is_convertible<number1_t, number2_t>::value && !is_convertible<number2_t, number1_t>::value, + number2_t, number1_t + >::type promote_type; +}; + +template <class Backend1, boost::multiprecision::expression_template_option ExpressionTemplates1, class tag, class Arg1, class Arg2, class Arg3, class Arg4> +struct promote_traits<boost::multiprecision::number<Backend1, ExpressionTemplates1>, boost::multiprecision::detail::expression<tag, Arg1, Arg2, Arg3, Arg4> > +{ + typedef boost::multiprecision::number<Backend1, ExpressionTemplates1> number1_t; + typedef boost::multiprecision::detail::expression<tag, Arg1, Arg2, Arg3, Arg4> expression_type; + typedef typename expression_type::result_type number2_t; + typedef typename promote_traits<number1_t, number2_t>::promote_type promote_type; +}; + +template <class tag, class Arg1, class Arg2, class Arg3, class Arg4, class Backend1, boost::multiprecision::expression_template_option ExpressionTemplates1> +struct promote_traits<boost::multiprecision::detail::expression<tag, Arg1, Arg2, Arg3, Arg4>, boost::multiprecision::number<Backend1, ExpressionTemplates1> > +{ + typedef boost::multiprecision::number<Backend1, ExpressionTemplates1> number1_t; + typedef boost::multiprecision::detail::expression<tag, Arg1, Arg2, Arg3, Arg4> expression_type; + typedef typename expression_type::result_type number2_t; + typedef typename promote_traits<number1_t, number2_t>::promote_type promote_type; +}; + +template <class tag, class Arg1, class Arg2, class Arg3, class Arg4, class tagb, class Arg1b, class Arg2b, class Arg3b, class Arg4b> +struct promote_traits<boost::multiprecision::detail::expression<tag, Arg1, Arg2, Arg3, Arg4>, boost::multiprecision::detail::expression<tagb, Arg1b, Arg2b, Arg3b, Arg4b> > +{ + typedef boost::multiprecision::detail::expression<tag, Arg1, Arg2, Arg3, Arg4> expression1_t; + typedef typename expression1_t::result_type number1_t; + typedef boost::multiprecision::detail::expression<tagb, Arg1b, Arg2b, Arg3b, Arg4b> expression2_t; + typedef typename expression2_t::result_type number2_t; +}; + +}}} // namespace + +#endif +