mirror of
https://github.com/bolero-MURAKAMI/Sprout
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41 lines
1.3 KiB
C++
41 lines
1.3 KiB
C++
#ifndef SPROUT_FUNCTIONAL_FFT_FIT_BITREV_TABLE_HPP
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#define SPROUT_FUNCTIONAL_FFT_FIT_BITREV_TABLE_HPP
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#include <type_traits>
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#include <sprout/config.hpp>
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#include <sprout/container/traits.hpp>
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#include <sprout/container/functions.hpp>
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#include <sprout/functional/fft/fixed/bitrev_table.hpp>
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#include <sprout/algorithm/fit/result_of.hpp>
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#include <sprout/sub_array.hpp>
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namespace sprout {
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namespace fit {
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namespace detail {
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template<typename Container>
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inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type bitrev_table_impl(
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Container const& cont,
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typename sprout::container_traits<Container>::difference_type offset
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)
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{
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return sprout::sub_copy(
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sprout::get_internal(sprout::fixed::bitrev_table(cont)),
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offset,
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offset + sprout::size(cont)
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);
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}
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} // namespace detail
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//
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// bitrev_table
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//
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template<typename Container>
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inline SPROUT_CONSTEXPR typename sprout::fit::result_of::algorithm<Container>::type bitrev_table(
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Container const& cont
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)
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{
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return sprout::fit::detail::bitrev_table_impl(cont, sprout::internal_begin_offset(cont));
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}
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} // namespace fit
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} // namespace sprout
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#endif // #ifndef SPROUT_FUNCTIONAL_FFT_FIT_BITREV_TABLE_HPP
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