Sprout/sprout/algorithm/fit/shuffle.hpp
bolero-MURAKAMI 44b67d28e2 random/normal_distribution.hpp 追加
numeric/iota.hpp 追加
algorithm/shuffle.hpp 追加
2011-10-19 22:47:59 +09:00

43 lines
1.5 KiB
C++

#ifndef SPROUT_ALGORITHM_FIT_SHUFFLE_HPP
#define SPROUT_ALGORITHM_FIT_SHUFFLE_HPP
#include <sprout/config.hpp>
#include <sprout/fixed_container/traits.hpp>
#include <sprout/fixed_container/functions.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/algorithm/fixed/shuffle.hpp>
#include <sprout/algorithm/fit/result_of.hpp>
#include <sprout/sub_array.hpp>
namespace sprout {
namespace fit {
namespace detail {
template<typename Container, typename UniformRandomNumberGenerator>
SPROUT_CONSTEXPR inline typename sprout::fit::result_of::algorithm<Container>::type shuffle_impl(
Container const& cont,
UniformRandomNumberGenerator&& g,
typename sprout::fixed_container_traits<Container>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_fixed(sprout::fixed::shuffle(cont, sprout::forward<UniformRandomNumberGenerator>(g))),
offset,
offset + sprout::size(cont)
);
}
} // namespace detail
//
// shuffle
//
template<typename Container, typename UniformRandomNumberGenerator>
SPROUT_CONSTEXPR inline typename sprout::fit::result_of::algorithm<Container>::type shuffle(
Container const& cont,
UniformRandomNumberGenerator&& g
)
{
return sprout::fit::detail::shuffle_impl(cont, sprout::forward<UniformRandomNumberGenerator>(g), sprout::fixed_begin_offset(cont));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIT_SHUFFLE_HPP