mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
synced 2024-11-14 10:39:05 +00:00
74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
#ifndef SPROUT_ALGORITHM_FIXED_PUSH_HEAP_HPP
|
|
#define SPROUT_ALGORITHM_FIXED_PUSH_HEAP_HPP
|
|
|
|
#include <sprout/config.hpp>
|
|
#include <sprout/fixed_container/traits.hpp>
|
|
#include <sprout/fixed_container/functions.hpp>
|
|
#include <sprout/iterator/operation.hpp>
|
|
#include <sprout/algorithm/fixed/result_of.hpp>
|
|
#include <sprout/algorithm/fixed/swap_element.hpp>
|
|
#include HDR_FUNCTIONAL_SSCRISK_CEL_OR_SPROUT_DETAIL
|
|
|
|
namespace sprout {
|
|
namespace fixed {
|
|
namespace detail {
|
|
template<typename Container, typename Compare>
|
|
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Container>::type push_heap_impl(
|
|
Container const& cont,
|
|
Compare comp,
|
|
typename sprout::fixed_container_traits<Container>::difference_type offset,
|
|
typename sprout::fixed_container_traits<Container>::difference_type n
|
|
)
|
|
{
|
|
return n != 0 && comp(*sprout::next(sprout::fixed_begin(cont), offset + (n - 1) / 2), *sprout::next(sprout::fixed_begin(cont), offset + n))
|
|
? sprout::fixed::detail::push_heap_impl(
|
|
sprout::fixed::swap_element(
|
|
cont,
|
|
sprout::next(sprout::fixed_begin(cont), offset + (n - 1) / 2),
|
|
sprout::next(sprout::fixed_begin(cont), offset + n)
|
|
),
|
|
comp,
|
|
offset,
|
|
(n - 1) / 2
|
|
)
|
|
: sprout::clone(cont)
|
|
;
|
|
}
|
|
} // namespace detail
|
|
//
|
|
// push_heap
|
|
//
|
|
template<typename Container, typename Compare>
|
|
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Container>::type push_heap(
|
|
Container const& cont,
|
|
Compare comp
|
|
)
|
|
{
|
|
return sprout::fixed::detail::push_heap_impl(
|
|
cont,
|
|
comp,
|
|
sprout::fixed_begin_offset(cont),
|
|
sprout::size(cont) - 1
|
|
);
|
|
}
|
|
//
|
|
// push_heap
|
|
//
|
|
template<typename Container>
|
|
SPROUT_CONSTEXPR inline typename sprout::fixed::result_of::algorithm<Container>::type push_heap(
|
|
Container const& cont
|
|
)
|
|
{
|
|
return sprout::fixed::detail::push_heap_impl(
|
|
cont,
|
|
NS_SSCRISK_CEL_OR_SPROUT_DETAIL::less<typename sprout::fixed_container_traits<Container>::value_type>(),
|
|
sprout::fixed_begin_offset(cont),
|
|
sprout::size(cont) - 1
|
|
);
|
|
}
|
|
} // namespace fixed
|
|
|
|
using sprout::fixed::push_heap;
|
|
} // namespace sprout
|
|
|
|
#endif // #ifndef SPROUT_ALGORITHM_FIXED_PUSH_HEAP_HPP
|