Sprout/sprout/algorithm/fit/generate_n.hpp
bolero-MURAKAMI cb1077d247 add copyright
2013-08-08 18:54:33 +09:00

48 lines
1.9 KiB
C++

/*=============================================================================
Copyright (c) 2011-2013 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_FIT_GENERATE_N_HPP
#define SPROUT_ALGORITHM_FIT_GENERATE_N_HPP
#include <sprout/config.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/algorithm/fixed/generate_n.hpp>
#include <sprout/algorithm/fit/result_of.hpp>
#include <sprout/sub_array/sub_array.hpp>
#include <sprout/sub_array/sub.hpp>
#include HDR_ALGORITHM_MIN_MAX_SSCRISK_CEL_OR_SPROUT
namespace sprout {
namespace fit {
namespace detail {
template<typename Container, typename Size, typename Generator>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type
generate_n_impl(
Container const& cont, Size n, Generator const& gen,
typename sprout::container_traits<Container>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::generate_n(cont, n, gen)),
offset,
offset + NS_SSCRISK_CEL_OR_SPROUT::min<typename sprout::container_traits<Container>::difference_type>(n, sprout::size(cont))
);
}
} // namespace detail
//
// generate_n
//
template<typename Container, typename Size, typename Generator>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type
generate_n(Container const& cont, Size n, Generator const& gen) {
return sprout::fit::detail::generate_n_impl(cont, n, gen, sprout::internal_begin_offset(cont));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIT_GENERATE_N_HPP