mirror of
https://github.com/bolero-MURAKAMI/Sprout
synced 2024-11-12 21:09:01 +00:00
103 lines
3.3 KiB
C++
103 lines
3.3 KiB
C++
#ifndef SPROUT_RANGE_ADAPTOR_AMPLITUDE_SPECTRUM_HPP
|
|
#define SPROUT_RANGE_ADAPTOR_AMPLITUDE_SPECTRUM_HPP
|
|
|
|
#include <type_traits>
|
|
#include <sprout/config.hpp>
|
|
#include <sprout/pit.hpp>
|
|
#include <sprout/container/traits.hpp>
|
|
#include <sprout/container/functions.hpp>
|
|
#include <sprout/iterator/transform_iterator.hpp>
|
|
#include <sprout/range/adaptor/detail/adapted_range_default.hpp>
|
|
#include <sprout/range/algorithm/copy.hpp>
|
|
#include <sprout/type_traits/lvalue_reference.hpp>
|
|
#include <sprout/utility/forward.hpp>
|
|
#include <sprout/utility/lvalue_forward.hpp>
|
|
#include <sprout/numeric/dft/amplitude_spectrum_value.hpp>
|
|
|
|
namespace sprout {
|
|
namespace adaptors {
|
|
namespace detail {
|
|
template<typename T>
|
|
class amplitude_spectrum_value {
|
|
public:
|
|
typedef typename T::value_type result_type;
|
|
typedef T argument_type;
|
|
public:
|
|
SPROUT_CONSTEXPR result_type operator()(T const& value) const {
|
|
return sprout::amplitude_spectrum_value(value);
|
|
}
|
|
};
|
|
} // namespace detail
|
|
//
|
|
// amplitude_spectrum_range
|
|
//
|
|
template<typename Range>
|
|
class amplitude_spectrum_range
|
|
: public sprout::adaptors::detail::adapted_range_default<
|
|
Range,
|
|
sprout::transform_iterator<
|
|
sprout::adaptors::detail::amplitude_spectrum_value<typename sprout::container_traits<Range>::value_type>,
|
|
typename sprout::container_traits<Range>::iterator
|
|
>
|
|
>
|
|
{
|
|
public:
|
|
typedef sprout::adaptors::detail::adapted_range_default<
|
|
Range,
|
|
sprout::transform_iterator<
|
|
sprout::adaptors::detail::amplitude_spectrum_value<typename sprout::container_traits<Range>::value_type>,
|
|
typename sprout::container_traits<Range>::iterator
|
|
>
|
|
> base_type;
|
|
typedef typename base_type::range_type range_type;
|
|
typedef typename base_type::iterator iterator;
|
|
typedef typename base_type::value_type value_type;
|
|
public:
|
|
amplitude_spectrum_range() = default;
|
|
amplitude_spectrum_range(amplitude_spectrum_range const&) = default;
|
|
explicit SPROUT_CONSTEXPR amplitude_spectrum_range(range_type& range)
|
|
: base_type(
|
|
iterator(sprout::begin(range), typename iterator::functor_type()),
|
|
iterator(sprout::end(range), typename iterator::functor_type())
|
|
)
|
|
{}
|
|
};
|
|
|
|
//
|
|
// amplitude_spectrum_forwarder
|
|
//
|
|
class amplitude_spectrum_forwarder {};
|
|
|
|
//
|
|
// amplitude_spectrum
|
|
//
|
|
namespace {
|
|
SPROUT_STATIC_CONSTEXPR sprout::adaptors::amplitude_spectrum_forwarder amplitude_spectrum{};
|
|
} // anonymous-namespace
|
|
|
|
//
|
|
// operator|
|
|
//
|
|
template<typename Range>
|
|
inline SPROUT_CONSTEXPR sprout::adaptors::amplitude_spectrum_range<
|
|
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
|
|
>
|
|
operator|(Range&& lhs, amplitude_spectrum_forwarder) {
|
|
return sprout::adaptors::amplitude_spectrum_range<
|
|
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
|
|
>(
|
|
sprout::lvalue_forward<Range>(lhs)
|
|
);
|
|
}
|
|
} // namespace adaptors
|
|
|
|
//
|
|
// container_construct_traits
|
|
//
|
|
template<typename Range>
|
|
struct container_construct_traits<sprout::adaptors::amplitude_spectrum_range<Range> >
|
|
: public sprout::container_construct_traits<typename sprout::adaptors::amplitude_spectrum_range<Range>::base_type>
|
|
{};
|
|
} // namespace sprout
|
|
|
|
#endif // #ifndef SPROUT_RANGE_ADAPTOR_AMPLITUDE_SPECTRUM_HPP
|