Sprout/sprout/numeric/dft/fit/phase_spectrum.hpp
2013-01-12 04:08:44 +09:00

41 lines
1.5 KiB
C++

#ifndef SPROUT_NUMERIC_DFT_FIT_PHASE_SPECTRUM_HPP
#define SPROUT_NUMERIC_DFT_FIT_PHASE_SPECTRUM_HPP
#include <sprout/config.hpp>
#include <sprout/container/traits.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/numeric/dft/fixed/phase_spectrum.hpp>
#include <sprout/algorithm/fit/result_of.hpp>
#include <sprout/sub_array.hpp>
#include <sprout/iterator/operation.hpp>
#include HDR_ALGORITHM_SSCRISK_CEL_OR_SPROUT
namespace sprout {
namespace fit {
namespace detail {
template<typename InputIterator, typename Result>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Result>::type
phase_spectrum_impl(
InputIterator first, InputIterator last, Result const& result,
typename sprout::container_traits<Result>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_internal(sprout::fixed::phase_spectrum(first, last, result)),
offset,
offset + NS_SSCRISK_CEL_OR_SPROUT::min(sprout::distance(first, last), sprout::size(result))
);
}
} // namespace detail
//
// phase_spectrum
//
template<typename InputIterator, typename Result>
inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Result>::type
phase_spectrum(InputIterator first, InputIterator last, Result const& result) {
return sprout::fit::detail::phase_spectrum_impl(first, last, result, sprout::internal_begin_offset(result));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_NUMERIC_DFT_FIT_PHASE_SPECTRUM_HPP