mirror/Sprout
1
0
Fork 0
mirror of https://github.com/bolero-MURAKAMI/Sprout.git synced 2025-07-04 14:14:09 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

最初

Browse source
This commit is contained in:
bolero-MURAKAMI 2011-09-01 02:48:32 +00:00
commit b3bb8121e8
362 changed files with 16820 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

106
sprout/algorithm/fixed/transform.hpp Normal file
View file

@ -0,0 +1,106 @@
#ifndef SPROUT_ALGORITHM_FIXED_TRANSFORM_HPP
#define SPROUT_ALGORITHM_FIXED_TRANSFORM_HPP
#include <cstddef>
#include <sprout/config.hpp>
#include <sprout/index_tuple.hpp>
#include <sprout/fixed_container/traits.hpp>
#include <sprout/fixed_container/functions.hpp>
#include HDR_ITERATOR_SSCRISK_CEL_OR_SPROUT_DETAIL
namespace sprout {
namespace fixed {
namespace detail {
template<typename Iterator, typename Result, std::ptrdiff_t... Indexes, typename UnaryOperation>
SPROUT_CONSTEXPR inline typename sprout::fixed_container_traits<Result>::fixed_container_type transform_impl(
Iterator first,
Iterator last,
Result const& result,
sprout::index_tuple<Indexes...>,
UnaryOperation op,
typename sprout::fixed_container_traits<Result>::difference_type offset,
typename sprout::fixed_container_traits<Result>::size_type size,
typename sprout::fixed_container_traits<Result>::size_type input_size
)
{
return typename sprout::fixed_container_traits<Result>::fixed_container_type{
(Indexes >= offset && Indexes < offset + size && Indexes < offset + input_size
? op(*(first + Indexes - offset))
: *(sprout::fixed_begin(result) + Indexes)
)...
};
}
} // namespace detail
//
// transform
//
template<typename Iterator, typename Result, typename UnaryOperation>
SPROUT_CONSTEXPR inline typename sprout::fixed_container_traits<Result>::fixed_container_type transform(
Iterator first,
Iterator last,
Result const& result,
UnaryOperation op
)
{
return sprout::fixed::detail::transform_impl(
first,
last,
result,
typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
op,
sprout::fixed_begin_offset(result),
sprout::size(result),
NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first, last)
);
}
namespace detail {
template<typename Iterator1, typename Iterator2, typename Result, std::ptrdiff_t... Indexes, typename BinaryOperation>
SPROUT_CONSTEXPR inline typename sprout::fixed_container_traits<Result>::fixed_container_type transform_impl(
Iterator1 first1,
Iterator1 last1,
Iterator2 first2,
Result const& result,
sprout::index_tuple<Indexes...>,
BinaryOperation op,
typename sprout::fixed_container_traits<Result>::difference_type offset,
typename sprout::fixed_container_traits<Result>::size_type size,
typename sprout::fixed_container_traits<Result>::size_type input_size
)
{
return typename sprout::fixed_container_traits<Result>::fixed_container_type{
(Indexes >= offset && Indexes < offset + size && Indexes < offset + input_size
? op(*(first1 + Indexes - offset), *(first2 + Indexes - offset))
: *(sprout::fixed_begin(result) + Indexes)
)...
};
}
} // namespace detail
//
// transform
//
template<typename Iterator1, typename Iterator2, typename Result, typename BinaryOperation>
SPROUT_CONSTEXPR inline typename sprout::fixed_container_traits<Result>::fixed_container_type transform(
Iterator1 first1,
Iterator1 last1,
Iterator2 first2,
Result const& result,
BinaryOperation op
)
{
return sprout::fixed::detail::transform_impl(
first1,
last1,
first2,
result,
typename sprout::index_range<0, sprout::fixed_container_traits<Result>::fixed_size>::type(),
op,
sprout::fixed_begin_offset(result),
sprout::size(result),
NS_SSCRISK_CEL_OR_SPROUT_DETAIL::distance(first1, last1)
);
}
} // namespace fixed
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIXED_TRANSFORM_HPP