mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
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67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
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#ifndef SPROUT_ALGORITHM_FIXED_PUSH_HEAP_HPP
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#define SPROUT_ALGORITHM_FIXED_PUSH_HEAP_HPP
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#include <sprout/config.hpp>
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#include <sprout/fixed_container/traits.hpp>
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#include <sprout/fixed_container/functions.hpp>
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#include <sprout/algorithm/fixed/swap_element.hpp>
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#include HDR_FUNCTIONAL_SSCRISK_CEL_OR_SPROUT_DETAIL
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namespace sprout {
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namespace fixed {
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namespace detail {
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template<typename Container, typename Compare>
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SPROUT_CONSTEXPR inline typename sprout::fixed_container_traits<Container>::fixed_container_type push_heap_impl(
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Container const& cont,
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Compare comp,
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typename sprout::fixed_container_traits<Container>::difference_type offset,
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typename sprout::fixed_container_traits<Container>::difference_type n
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)
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{
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return n != 0 && comp(*(sprout::fixed_begin(cont) + offset + (n - 1) / 2), *(sprout::fixed_begin(cont) + offset + n))
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? sprout::fixed::detail::push_heap_impl(
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sprout::fixed::swap_element(cont, sprout::fixed_begin(cont) + offset + (n - 1) / 2, sprout::fixed_begin(cont) + offset + n),
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comp,
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offset,
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(n - 1) / 2
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)
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: sprout::get_fixed_copy(cont)
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;
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}
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} // namespace detail
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//
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// push_heap
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//
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template<typename Container, typename Compare>
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SPROUT_CONSTEXPR inline typename sprout::fixed_container_traits<Container>::fixed_container_type push_heap(
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Container const& cont,
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Compare comp
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)
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{
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return sprout::fixed::detail::push_heap_impl(
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cont,
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comp,
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sprout::fixed_begin_offset(cont),
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sprout::size(cont) - 1
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);
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}
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//
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// push_heap
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//
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template<typename Container>
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SPROUT_CONSTEXPR inline typename sprout::fixed_container_traits<Container>::fixed_container_type push_heap(
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Container const& cont
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)
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{
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return sprout::fixed::detail::push_heap_impl(
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cont,
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NS_SSCRISK_CEL_OR_SPROUT_DETAIL::less<typename sprout::fixed_container_traits<Container>::value_type>(),
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sprout::fixed_begin_offset(cont),
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sprout::size(cont) - 1
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);
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}
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} // namespace fixed
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_FIXED_PUSH_HEAP_HPP
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