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Sprout/sprout/valarray/make_valarray.hpp
bolero-MURAKAMI 1b8c051008 add valarray
2016-04-03 13:12:14 +09:00

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3.2 KiB
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/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
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 SPROUT_VALARRAY_MAKE_VALARRAY_HPP
#define SPROUT_VALARRAY_MAKE_VALARRAY_HPP
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/workaround/std/cstddef.hpp>
#include <sprout/index_tuple/metafunction.hpp>
#include <sprout/valarray/valarray.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/type_traits/common_decay.hpp>
namespace sprout {
namespace detail {
enum make_valarray_t {
make_valarray_in_common_elements
};
} // namespace detail
//
// make_valarray
//
template<typename T, typename... Types>
inline SPROUT_CONSTEXPR sprout::valarray<typename std::remove_cv<T>::type, sizeof...(Types)>
make_valarray(Types&&... args) {
typedef sprout::valarray<typename std::remove_cv<T>::type, sizeof...(Types)> type;
typedef sprout::detail::make_construct_impl<type> construct_type;
return construct_type::make(T(SPROUT_FORWARD(Types, args))...);
}
template<sprout::detail::make_valarray_t = sprout::detail::make_valarray_in_common_elements, typename... Types>
inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, sizeof...(Types)>
make_valarray(Types&&... args) {
typedef typename sprout::common_decay<Types...>::type value_type;
typedef sprout::valarray<value_type, sizeof...(Types)> type;
typedef sprout::detail::make_construct_impl<type> construct_type;
return construct_type::make(value_type(SPROUT_FORWARD(Types, args))...);
}
//
// make_valarray_without_narrowing
//
template<typename T, typename... Types>
inline SPROUT_CONSTEXPR sprout::valarray<typename std::remove_cv<T>::type, sizeof...(Types)>
make_valarray_without_narrowing(Types&&... args) {
typedef sprout::valarray<typename std::remove_cv<T>::type, sizeof...(Types)> type;
typedef sprout::detail::make_construct_impl<type> construct_type;
return construct_type::make(SPROUT_FORWARD(Types, args)...);
}
template<sprout::detail::make_valarray_t = sprout::detail::make_valarray_in_common_elements, typename... Types>
inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, sizeof...(Types)>
make_valarray_without_narrowing(Types&&... args) {
typedef typename sprout::common_decay<Types...>::type value_type;
typedef sprout::valarray<value_type, sizeof...(Types)> type;
typedef sprout::detail::make_construct_impl<type> construct_type;
return construct_type::make(SPROUT_FORWARD(Types, args)...);
}
//
// make_common_valarray
//
template<typename... Types>
inline SPROUT_CONSTEXPR sprout::valarray<typename sprout::common_decay<Types...>::type, sizeof...(Types)>
make_common_valarray(Types&&... args) {
return sprout::make_valarray(SPROUT_FORWARD(Types, args)...);
}
} // namespace sprout
#endif // #ifndef SPROUT_VALARRAY_MAKE_VALARRAY_HPP