ext-boost/boost/range/algorithm/heap_algorithm.hpp
2014-12-07 20:45:27 +01:00

195 lines
6.3 KiB
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// Copyright Neil Groves 2009. Use, modification and
// distribution is subject to 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)
//
//
// For more information, see http://www.boost.org/libs/range/
//
#ifndef BOOST_RANGE_ALGORITHM_HEAP_ALGORITHM_HPP_INCLUDED
#define BOOST_RANGE_ALGORITHM_HEAP_ALGORITHM_HPP_INCLUDED
#include <boost/concept_check.hpp>
#include <boost/range/begin.hpp>
#include <boost/range/end.hpp>
#include <boost/range/concepts.hpp>
#include <algorithm>
namespace boost
{
namespace range
{
/// \brief template function push_heap
///
/// range-based version of the push_heap std algorithm
///
/// \pre RandomAccessRange is a model of the RandomAccessRangeConcept
/// \pre Compare is a model of the BinaryPredicateConcept
template<class RandomAccessRange>
inline RandomAccessRange& push_heap(RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::push_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange>
inline const RandomAccessRange& push_heap(const RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::push_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline RandomAccessRange& push_heap(RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::push_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline const RandomAccessRange& push_heap(const RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::push_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
/// \brief template function pop_heap
///
/// range-based version of the pop_heap std algorithm
///
/// \pre RandomAccessRange is a model of the RandomAccessRangeConcept
/// \pre Compare is a model of the BinaryPredicateConcept
template<class RandomAccessRange>
inline RandomAccessRange& pop_heap(RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::pop_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange>
inline const RandomAccessRange& pop_heap(const RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::pop_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline RandomAccessRange& pop_heap(RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::pop_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline const RandomAccessRange& pop_heap(const RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::pop_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
/// \brief template function make_heap
///
/// range-based version of the make_heap std algorithm
///
/// \pre RandomAccessRange is a model of the RandomAccessRangeConcept
/// \pre Compare is a model of the BinaryPredicateConcept
template<class RandomAccessRange>
inline RandomAccessRange& make_heap(RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::make_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange>
inline const RandomAccessRange& make_heap(const RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::make_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline RandomAccessRange& make_heap(RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::make_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline const RandomAccessRange& make_heap(const RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::make_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
/// \brief template function sort_heap
///
/// range-based version of the sort_heap std algorithm
///
/// \pre RandomAccessRange is a model of the RandomAccessRangeConcept
/// \pre Compare is a model of the BinaryPredicateConcept
template<class RandomAccessRange>
inline RandomAccessRange& sort_heap(RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::sort_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange>
inline const RandomAccessRange& sort_heap(const RandomAccessRange& rng)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::sort_heap(boost::begin(rng), boost::end(rng));
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline RandomAccessRange& sort_heap(RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<RandomAccessRange> ));
std::sort_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
/// \overload
template<class RandomAccessRange, class Compare>
inline const RandomAccessRange& sort_heap(const RandomAccessRange& rng, Compare comp_pred)
{
BOOST_RANGE_CONCEPT_ASSERT(( RandomAccessRangeConcept<const RandomAccessRange> ));
std::sort_heap(boost::begin(rng), boost::end(rng), comp_pred);
return rng;
}
} // namespace range
using range::push_heap;
using range::pop_heap;
using range::make_heap;
using range::sort_heap;
} // namespace boost
#endif // include guard