Sprout/sprout/algorithm/fixed/results.hpp
2019-01-07 17:47:17 +09:00

78 lines
2.7 KiB
C++

/*=============================================================================
Copyright (c) 2011-2019 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_ALGORITHM_FIXED_RESULTS_HPP
#define SPROUT_ALGORITHM_FIXED_RESULTS_HPP
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/utility/pair/pair.hpp>
#include <sprout/type_traits/identity.hpp>
namespace sprout {
namespace fixed {
namespace results {
//
// algorithm
//
template<typename Result>
struct algorithm
: public sprout::identity<typename sprout::container_construct_traits<Result>::copied_type>
{};
//
// shuffle
//
template<typename Container, typename UniformRandomNumberGenerator>
struct shuffle
: public sprout::identity<
sprout::pair<
typename sprout::fixed::results::algorithm<Container>::type,
typename std::decay<UniformRandomNumberGenerator>::type
>
>
{};
//
// resized_relative
//
template<typename Result, typename sprout::container_traits<Result>::difference_type RelativeSize>
struct resized_relative
: public std::decay<
typename sprout::container_transform_traits<Result>
::template rebind_size<sprout::container_traits<Result>::static_size + RelativeSize>::type
>
{};
#if SPROUT_USE_TEMPLATE_ALIASES
template<typename Result>
using algorithm_t = typename sprout::fixed::results::algorithm<Result>::type;
template<typename Container, typename UniformRandomNumberGenerator>
using shuffle_t = typename sprout::fixed::results::shuffle<Container, UniformRandomNumberGenerator>::type;
template<typename Result, typename sprout::container_traits<Result>::difference_type RelativeSize>
using resized_relative_t = typename sprout::fixed::results::resized_relative<Result, RelativeSize>::type;
#endif // #if SPROUT_USE_TEMPLATE_ALIASES
} // namespace results
} // namespace fixed
namespace results {
using sprout::fixed::results::algorithm;
using sprout::fixed::results::shuffle;
using sprout::fixed::results::resized_relative;
#if SPROUT_USE_TEMPLATE_ALIASES
using sprout::fixed::results::algorithm_t;
using sprout::fixed::results::shuffle_t;
using sprout::fixed::results::resized_relative_t;
#endif // #if SPROUT_USE_TEMPLATE_ALIASES
} // namespace results
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIXED_RESULTS_HPP