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add algorithm clamp, clamp_range_copy, clamp_range

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bolero-MURAKAMI 2012-10-13 21:06:32 +09:00
parent de41f5c880
commit 79ea4f0885
29 changed files with 870 additions and 11 deletions
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79
sprout/algorithm/fit/clamp_range.hpp Normal file
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#ifndef SPROUT_ALGORITHM_FIT_CLAMP_RANGE_HPP
#define SPROUT_ALGORITHM_FIT_CLAMP_RANGE_HPP
#include <sprout/config.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/algorithm/fixed/clamp_range.hpp>
#include <sprout/algorithm/fit/result_of.hpp>
#include <sprout/sub_array.hpp>
namespace sprout {
namespace fit {
namespace detail {
template<typename Container, typename Compare>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type
clamp_range_impl(
Container const& cont,
typename sprout::container_traits<Container>::value_type const& low,
typename sprout::container_traits<Container>::value_type const& high,
Compare comp,
typename sprout::container_traits<Container>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::clamp_range(cont, low, high, comp)),
offset,
offset + sprout::size(cont)
);
}
} // namespace detail
//
// clamp_range
//
template<typename Container, typename Compare>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type
clamp_range(
Container const& cont,
typename sprout::container_traits<Container>::value_type const& low,
typename sprout::container_traits<Container>::value_type const& high,
Compare comp
)
{
return sprout::fit::detail::clamp_range_impl(cont, low, high, comp, sprout::internal_begin_offset(cont));
}
namespace detail {
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type
clamp_range_impl(
Container const& cont,
typename sprout::container_traits<Container>::value_type const& low,
typename sprout::container_traits<Container>::value_type const& high,
typename sprout::container_traits<Container>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::clamp_range(cont, low, high)),
offset,
offset + sprout::size(cont)
);
}
} // namespace detail
//
// clamp_range
//
template<typename Container>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type
clamp_range(
Container const& cont,
typename sprout::container_traits<Container>::value_type const& low,
typename sprout::container_traits<Container>::value_type const& high
)
{
return sprout::fit::detail::clamp_range_impl(cont, low, high, sprout::internal_begin_offset(cont));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_ALGORITHM_FIT_CLAMP_RANGE_HPP