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78 lines
2.6 KiB
C++
78 lines
2.6 KiB
C++
/*=============================================================================
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Copyright (c) 2011-2018 Bolero MURAKAMI
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https://github.com/bolero-MURAKAMI/Sprout
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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=============================================================================*/
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#ifndef SPROUT_COMPOST_FORMATS_EFFECTED_LEFT_HPP
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#define SPROUT_COMPOST_FORMATS_EFFECTED_LEFT_HPP
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#include <sprout/config.hpp>
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#include <sprout/utility/lvalue_forward.hpp>
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#include <sprout/compost/formats/left_channel.hpp>
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#include <sprout/compost/formats/right_channel.hpp>
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#include <sprout/compost/formats/stereo.hpp>
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namespace sprout {
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namespace compost {
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namespace formats {
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//
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// effect_left_holder
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//
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template<typename Adaptor>
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class effect_left_holder {
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public:
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typedef Adaptor adaptor_type;
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private:
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adaptor_type adaptor_;
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public:
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explicit SPROUT_CONSTEXPR effect_left_holder(adaptor_type const& adaptor)
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: adaptor_(adaptor)
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{}
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SPROUT_CONSTEXPR adaptor_type const& adaptor() const {
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return adaptor_;
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}
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};
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//
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// effected_left_cannel_forwarder
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//
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class effected_left_cannel_forwarder {
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public:
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template<typename Adaptor>
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SPROUT_CONSTEXPR sprout::compost::formats::effect_left_holder<Adaptor>
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operator()(Adaptor const& adaptor) const {
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return sprout::compost::formats::effect_left_holder<Adaptor>(adaptor);
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}
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};
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//
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// effected_left_cannel
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//
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namespace {
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SPROUT_STATIC_CONSTEXPR sprout::compost::formats::effected_left_cannel_forwarder effected_left_cannel = {};
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} // anonymous-namespace
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//
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// operator|
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//
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template<typename Range, typename Adaptor>
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inline SPROUT_CONSTEXPR auto
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operator|(Range&& lhs, sprout::compost::formats::effect_left_holder<Adaptor> const& rhs)
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-> decltype(
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sprout::lvalue_forward<Range>(lhs) | sprout::compost::formats::left_channel | rhs.adaptor()
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| sprout::compost::formats::stereo(sprout::lvalue_forward<Range>(lhs) | sprout::compost::formats::right_channel)
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)
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{
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return sprout::lvalue_forward<Range>(lhs) | sprout::compost::formats::left_channel | rhs.adaptor()
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| sprout::compost::formats::stereo(sprout::lvalue_forward<Range>(lhs) | sprout::compost::formats::right_channel)
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;
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}
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} // namespace formats
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using sprout::compost::formats::effected_left_cannel;
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} // namespace compost
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} // namespace sprout
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#endif // #ifndef SPROUT_COMPOST_FORMATS_EFFECTED_LEFT_HPP
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