Sprout/sprout/algorithm/fit/transform.hpp
2013-01-03 17:01:50 +09:00

65 lines
2.6 KiB
C++

#ifndef SPROUT_ALGORITHM_FIT_TRANSFORM_HPP
#define SPROUT_ALGORITHM_FIT_TRANSFORM_HPP
#include <sprout/config.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/algorithm/fixed/transform.hpp>
#include <sprout/algorithm/fit/result_of.hpp>
#include <sprout/sub_array.hpp>
#include HDR_ALGORITHM_SSCRISK_CEL_OR_SPROUT
#include <sprout/iterator/operation.hpp>
namespace sprout {
namespace fit {
namespace detail {
template<typename Iterator, typename Result, typename UnaryOperation>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Result>::type
transform_impl(
Iterator first, Iterator last, Result const& result, UnaryOperation op,
typename sprout::container_traits<Result>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::transform(first, last, result, op)),
offset,
offset + NS_SSCRISK_CEL_OR_SPROUT::min(sprout::distance(first, last), sprout::size(result))
);
}
} // namespace detail
//
// transform
//
template<typename Iterator, typename Result, typename UnaryOperation>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Result>::type
transform(Iterator first, Iterator last, Result const& result, UnaryOperation op) {
return sprout::fit::detail::transform_impl(first, last, result, op, sprout::internal_begin_offset(result));
}
namespace detail {
template<typename Iterator1, typename Iterator2, typename Result, typename BinaryOperation>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Result>::type
transform_impl(
Iterator1 first1, Iterator1 last1, Iterator2 first2, Result const& result, BinaryOperation op,
typename sprout::container_traits<Result>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::transform(first1, last1, first2, result, op)),
offset,
offset + NS_SSCRISK_CEL_OR_SPROUT::min(sprout::distance(first1, last1), sprout::size(result))
);
}
} // namespace detail
//
// transform
//
template<typename Iterator1, typename Iterator2, typename Result, typename BinaryOperation>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Result>::type
transform(Iterator1 first1, Iterator1 last1, Iterator2 first2, Result const& result, BinaryOperation op) {
return sprout::fit::detail::transform_impl(first1, last1, first2, result, op, sprout::internal_begin_offset(result));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIT_TRANSFORM_HPP