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sprout/functional/dft.hpp 追加

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sprout/complex.hpp 修正
This commit is contained in:
bolero-MURAKAMI 2012-02-25 23:59:46 +09:00
parent aa96f9ce73
commit 10c73ea3e3
17 changed files with 453 additions and 24 deletions
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41
sprout/functional/fft/fit/bitrev_table.hpp Normal file
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#ifndef SPROUT_FUNCTIONAL_FFT_FIT_BITREV_TABLE_HPP
#define SPROUT_FUNCTIONAL_FFT_FIT_BITREV_TABLE_HPP
#include <type_traits>
#include <sprout/config.hpp>
#include <sprout/fixed_container/traits.hpp>
#include <sprout/fixed_container/functions.hpp>
#include <sprout/functional/fft/fixed/bitrev_table.hpp>
#include <sprout/algorithm/fit/result_of.hpp>
#include <sprout/sub_array.hpp>
namespace sprout {
namespace fit {
namespace detail {
template<typename Container>
SPROUT_CONSTEXPR inline typename sprout::fit::result_of::algorithm<Container>::type bitrev_table_impl(
Container const& cont,
typename sprout::fixed_container_traits<Container>::difference_type offset
)
{
return sprout::sub_copy(
sprout::get_fixed(sprout::fixed::bitrev_table(cont)),
offset,
offset + sprout::size(cont)
);
}
} // namespace detail
//
// bitrev_table
//
template<typename Container>
SPROUT_CONSTEXPR inline typename sprout::fit::result_of::algorithm<Container>::type bitrev_table(
Container const& cont
)
{
return sprout::fit::detail::bitrev_table_impl(cont, sprout::fixed_begin_offset(cont));
}
} // namespace fit
} // namespace sprout
#endif // #ifndef SPROUT_FUNCTIONAL_FFT_FIT_BITREV_TABLE_HPP