mirror of
https://github.com/bolero-MURAKAMI/Sprout.git
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53 lines
1.9 KiB
C++
53 lines
1.9 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2017 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_ALGORITHM_CXX14_POP_HEAP_HPP
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#define SPROUT_ALGORITHM_CXX14_POP_HEAP_HPP
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#include <iterator>
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/algorithm/cxx14/detail/heap_tool.hpp>
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#include <sprout/utility/swap.hpp>
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#include HDR_FUNCTIONAL_SSCRISK_CEL_OR_SPROUT
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namespace sprout {
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namespace detail {
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template<typename Compare, typename RandomAccessIterator>
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inline SPROUT_CXX14_CONSTEXPR void
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pop_heap(
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RandomAccessIterator first, RandomAccessIterator last, Compare comp,
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typename std::iterator_traits<RandomAccessIterator>::difference_type len
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)
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{
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if (len > 1) {
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sprout::swap(*first, *--last);
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sprout::detail::push_heap_front<Compare>(first, last, comp, len - 1);
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}
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}
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} // namespace detail
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//
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// 25.4.6.2 pop_heap
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//
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template<typename RandomAccessIterator, typename Compare>
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inline SPROUT_CXX14_CONSTEXPR void
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pop_heap(RandomAccessIterator first, RandomAccessIterator last, Compare comp) {
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typedef typename std::add_lvalue_reference<Compare>::type compare_ref;
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sprout::detail::pop_heap<compare_ref>(first, last, comp, last - first);
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}
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template<typename RandomAccessIterator>
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inline SPROUT_CXX14_CONSTEXPR void
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pop_heap(RandomAccessIterator first, RandomAccessIterator last) {
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sprout::pop_heap(
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first, last,
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NS_SSCRISK_CEL_OR_SPROUT::less<typename std::iterator_traits<RandomAccessIterator>::value_type>()
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);
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}
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} // namespace sprout
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#endif // #ifndef SPROUT_ALGORITHM_CXX14_POP_HEAP_HPP
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