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add some compost effects.

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bolero-MURAKAMI 2012-11-09 22:33:11 +09:00
parent d01ee064e2
commit c7e6be98bb
20 changed files with 1815 additions and 6 deletions
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8
sprout/compost/effects.hpp
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#include <sprout/config.hpp>
#include <sprout/compost/effects/clip.hpp>
#include <sprout/compost/effects/rectify.hpp>
#include <sprout/compost/effects/change_volume.hpp>
#include <sprout/compost/effects/reverb.hpp>
#include <sprout/compost/effects/distort.hpp>
#include <sprout/compost/effects/overdrive.hpp>
#include <sprout/compost/effects/fuzz.hpp>
#include <sprout/compost/effects/compress.hpp>
#include <sprout/compost/effects/tremolo.hpp>
#include <sprout/compost/effects/vibrato.hpp>
#include <sprout/compost/effects/noise_gate.hpp>
#include <sprout/compost/effects/synthesize.hpp>
#endif // #ifndef SPROUT_COMPOST_EFFECTS_HPP

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sprout/compost/effects/compress.hpp Normal file
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#ifndef SPROUT_COMPOST_EFFECTS_COMPRESS_HPP
#define SPROUT_COMPOST_EFFECTS_COMPRESS_HPP
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/range/adaptor/transformed.hpp>
namespace sprout {
namespace compost {
namespace detail {
template<typename Value, typename T>
SPROUT_CONSTEXPR T
compress_value(T const& x, Value const& threshold, Value const& ratio, Value const& gain) {
return (x > threshold ? threshold + (x - threshold) * ratio
: x < -threshold ? -threshold + (x + threshold) * ratio
: x
) * gain
;
}
} // namespace detail
//
// compress_value
//
template<typename Value, typename T = void>
struct compress_value {
public:
typedef Value value_type;
typedef T argument_type;
typedef T result_type;
private:
value_type threshold_;
value_type ratio_;
value_type gain_;
public:
SPROUT_CONSTEXPR compress_value(Value const& threshold, Value const& ratio)
: threshold_(threshold), ratio_(ratio), gain_(1 / (threshold + (1 - threshold) * ratio))
{}
SPROUT_CONSTEXPR result_type
operator()(T const& x) const {
return sprout::compost::detail::compress_value(x, threshold_, ratio_, gain_);
}
};
template<typename Value>
struct compress_value<Value, void> {
public:
typedef Value value_type;
private:
value_type threshold_;
value_type ratio_;
value_type gain_;
public:
SPROUT_CONSTEXPR compress_value(Value const& threshold, Value const& ratio)
: threshold_(threshold), ratio_(ratio), gain_(1 / (threshold + (1 - threshold) * ratio))
{}
template<typename T>
SPROUT_CONSTEXPR T
operator()(T const& x) const {
return sprout::compost::detail::compress_value(x, threshold_, ratio_, gain_);
}
};
namespace effects {
//
// compress_holder
//
template<typename T>
class compress_holder {
public:
typedef T value_type;
private:
value_type threshold_;
value_type ratio_;
public:
compress_holder() = default;
compress_holder(compress_holder const&) = default;
SPROUT_CONSTEXPR compress_holder(value_type const& threshold, value_type const& ratio)
: threshold_(threshold), ratio_(ratio)
{}
SPROUT_CONSTEXPR value_type const& threshold() const {
return threshold_;
}
SPROUT_CONSTEXPR value_type const& ratio() const {
return ratio_;
}
};
//
// compressed_forwarder
//
class compressed_forwarder {
public:
template<typename T>
SPROUT_CONSTEXPR sprout::compost::effects::compress_holder<T>
operator()(T const& threshold, T const& ratio) {
return sprout::compost::effects::compress_holder<T>(threshold, ratio);
}
};
//
// compressed
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::compressed_forwarder compressed{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::compress_holder<T> const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::adaptors::transformed(sprout::compost::compress_value<T>(rhs.threshold(), rhs.ratio()))
)
{
return sprout::forward<Range>(lhs)
| sprout::adaptors::transformed(sprout::compost::compress_value<T>(rhs.threshold(), rhs.ratio()))
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_COMPRESS_HPP

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sprout/compost/effects/fuzz.hpp Normal file
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#ifndef SPROUT_COMPOST_EFFECTS_FUZZ_HPP
#define SPROUT_COMPOST_EFFECTS_FUZZ_HPP
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/range/adaptor/transformed.hpp>
#include <sprout/compost/effects/rectify.hpp>
#include <sprout/compost/effects/distort.hpp>
namespace sprout {
namespace compost {
namespace effects {
//
// fuzz_holder
//
template<typename T>
class fuzz_holder {
public:
typedef T value_type;
private:
value_type gain_;
value_type level_;
public:
fuzz_holder() = default;
fuzz_holder(fuzz_holder const&) = default;
SPROUT_CONSTEXPR fuzz_holder(value_type const& gain, value_type const& level)
: gain_(gain) , level_(level)
{}
SPROUT_CONSTEXPR value_type const& gain() const {
return gain_;
}
SPROUT_CONSTEXPR value_type const& level() const {
return level_;
}
};
//
// fuzzed_forwarder
//
class fuzzed_forwarder {
public:
template<typename T>
SPROUT_CONSTEXPR sprout::compost::effects::fuzz_holder<T>
operator()(T const& gain, T const& level) {
return sprout::compost::effects::fuzz_holder<T>(gain, level);
}
};
//
// fuzzed
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::fuzzed_forwarder fuzzed{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::fuzz_holder<T> const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::compost::effects::rectified
| sprout::compost::effects::distorted(rhs.gain(), rhs.level())
)
{
return sprout::forward<Range>(lhs)
| sprout::compost::effects::rectified
| sprout::compost::effects::distorted(rhs.gain(), rhs.level())
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_FUZZ_HPP

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#ifndef SPROUT_COMPOST_EFFECTS_NOISE_GATE_HPP
#define SPROUT_COMPOST_EFFECTS_NOISE_GATE_HPP
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/range/adaptor/transformed.hpp>
namespace sprout {
namespace compost {
namespace detail {
template<typename Value, typename T>
SPROUT_CONSTEXPR T
noise_gate_value(T const& x, Value const& threshold) {
return x <= threshold && x >= -threshold ? 0
: x
;
}
} // namespace detail
//
// noise_gate_value
//
template<typename Value, typename T = void>
struct noise_gate_value {
public:
typedef Value value_type;
typedef T argument_type;
typedef T result_type;
private:
value_type threshold_;
public:
explicit SPROUT_CONSTEXPR noise_gate_value(Value const& threshold)
: threshold_(threshold)
{}
SPROUT_CONSTEXPR result_type
operator()(T const& x) const {
return sprout::compost::detail::noise_gate_value(x, threshold_);
}
};
template<typename Value>
struct noise_gate_value<Value, void> {
public:
typedef Value value_type;
private:
value_type threshold_;
public:
explicit SPROUT_CONSTEXPR noise_gate_value(Value const& threshold)
: threshold_(threshold)
{}
template<typename T>
SPROUT_CONSTEXPR T
operator()(T const& x) const {
return sprout::compost::detail::noise_gate_value(x, threshold_);
}
};
namespace effects {
//
// noise_gate_holder
//
template<typename T>
class noise_gate_holder {
public:
typedef T value_type;
private:
value_type threshold_;
public:
noise_gate_holder() = default;
noise_gate_holder(noise_gate_holder const&) = default;
explicit SPROUT_CONSTEXPR noise_gate_holder(value_type const& threshold)
: threshold_(threshold)
{}
SPROUT_CONSTEXPR value_type const& threshold() const {
return threshold_;
}
};
//
// noise_gated_forwarder
//
class noise_gated_forwarder {
public:
template<typename T>
SPROUT_CONSTEXPR sprout::compost::effects::noise_gate_holder<T>
operator()(T const& threshold) {
return sprout::compost::effects::noise_gate_holder<T>(threshold);
}
};
//
// noise_gated
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::noise_gated_forwarder noise_gated{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::noise_gate_holder<T> const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::adaptors::transformed(sprout::compost::noise_gate_value<T>(rhs.threshold()))
)
{
return sprout::forward<Range>(lhs)
| sprout::adaptors::transformed(sprout::compost::noise_gate_value<T>(rhs.threshold()))
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_NOISE_GATE_HPP

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#ifndef SPROUT_COMPOST_EFFECTS_OVERDRIVE_HPP
#define SPROUT_COMPOST_EFFECTS_OVERDRIVE_HPP
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/math/constants.hpp>
#include <sprout/math/atan.hpp>
#include <sprout/range/adaptor/transformed.hpp>
#include <sprout/compost/effects/change_volume.hpp>
namespace sprout {
namespace compost {
//
// overdrive_clip_value
//
template<typename T = void>
struct overdrive_clip_value {
public:
typedef T argument_type;
typedef T result_type;
public:
SPROUT_CONSTEXPR T
operator()(T const& x) const {
return x >= 0 ? sprout::math::atan(x) / sprout::math::half_pi<T>()
: sprout::math::atan(x) / sprout::math::half_pi<T>() / 10
;
}
};
template<>
struct overdrive_clip_value<void> {
public:
template<typename T>
SPROUT_CONSTEXPR T
operator()(T const& x) const {
return sprout::compost::overdrive_clip_value<T>()(x);
}
};
namespace effects {
//
// overdrive_holder
//
template<typename T>
class overdrive_holder {
public:
typedef T value_type;
private:
value_type gain_;
value_type level_;
public:
overdrive_holder() = default;
overdrive_holder(overdrive_holder const&) = default;
SPROUT_CONSTEXPR overdrive_holder(value_type const& gain, value_type const& level)
: gain_(gain) , level_(level)
{}
SPROUT_CONSTEXPR value_type const& gain() const {
return gain_;
}
SPROUT_CONSTEXPR value_type const& level() const {
return level_;
}
};
//
// overdriven_forwarder
//
class overdriven_forwarder {
public:
template<typename T>
SPROUT_CONSTEXPR sprout::compost::effects::overdrive_holder<T>
operator()(T const& gain, T const& level) {
return sprout::compost::effects::overdrive_holder<T>(gain, level);
}
};
//
// overdriven
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::overdriven_forwarder overdriven{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::overdrive_holder<T> const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::compost::effects::changed_volume(rhs.gain())
| sprout::adaptors::transformed(sprout::compost::overdrive_clip_value<>())
| sprout::compost::effects::changed_volume(rhs.level())
)
{
return sprout::forward<Range>(lhs)
| sprout::compost::effects::changed_volume(rhs.gain())
| sprout::adaptors::transformed(sprout::compost::overdrive_clip_value<>())
| sprout::compost::effects::changed_volume(rhs.level())
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_OVERDRIVE_HPP

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#ifndef SPROUT_COMPOST_EFFECTS_RECTIFY_HPP
#define SPROUT_COMPOST_EFFECTS_RECTIFY_HPP
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/range/adaptor/transformed.hpp>
namespace sprout {
namespace compost {
//
// rectify_value
//
template<typename T = void>
struct rectify_value {
public:
typedef T argument_type;
typedef T result_type;
public:
SPROUT_CONSTEXPR T
operator()(T const& x) const {
return x < 0 ? -x : x;
}
};
template<>
struct rectify_value<void> {
public:
template<typename T>
SPROUT_CONSTEXPR T
operator()(T const& x) const {
return sprout::compost::rectify_value<T>()(x);
}
};
namespace effects {
//
// rectified_forwarder
//
class rectified_forwarder {};
//
// rectified
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::rectified_forwarder rectified{};
} // anonymous-namespace
//
// operator|
//
template<typename Range>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::rectified_forwarder const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::adaptors::transformed(sprout::compost::rectify_value<>())
)
{
return sprout::forward<Range>(lhs)
| sprout::adaptors::transformed(sprout::compost::rectify_value<>())
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_RECTIFY_HPP

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#ifndef SPROUT_COMPOST_EFFECTS_REVERB_HPP
#define SPROUT_COMPOST_EFFECTS_REVERB_HPP
#include <cstddef>
#include <iterator>
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/math/constants.hpp>
#include <sprout/math/pow.hpp>
#include <sprout/range/adaptor/transformed.hpp>
#include <sprout/range/adaptor/outdirected.hpp>
#include <sprout/range/adaptor/indexed.hpp>
namespace sprout {
namespace compost {
//
// reverb_outdirected_value
//
template<typename Value, typename IntType>
struct reverb_outdirected_value {
public:
typedef Value value_type;
typedef IntType int_type;
private:
value_type attenuation_;
value_type delay_;
std::size_t repeat_;
int_type samples_per_sec_;
private:
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
calc_1(Outdirected const& x, std::size_t i, typename Outdirected::index_type m) const {
return m >= 0 ? sprout::math::pow(attenuation_, i) * x[m - x.index()]
: 0
;
}
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
calc(Outdirected const& x, std::size_t i = 1) const {
return i <= repeat_
? calc_1(x, i, static_cast<typename Outdirected::index_type>(x.index() - i * delay_ * samples_per_sec_)) + calc(x, i + 1)
: 0
;
}
public:
SPROUT_CONSTEXPR reverb_outdirected_value(
value_type const& attenuation, value_type const& delay,
std::size_t repeat = 2, int_type samples_per_sec = 44100
)
: attenuation_(attenuation), delay_(delay), repeat_(repeat), samples_per_sec_(samples_per_sec)
{}
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
operator()(Outdirected const& x) const {
return *x + calc(x);
}
};
namespace effects {
//
// reverb_holder
//
template<typename T, typename IntType = int>
class reverb_holder {
public:
typedef T value_type;
typedef IntType int_type;
private:
value_type attenuation_;
value_type delay_;
std::size_t repeat_;
int_type samples_per_sec_;
public:
reverb_holder() = default;
reverb_holder(reverb_holder const&) = default;
SPROUT_CONSTEXPR reverb_holder(
value_type const& attenuation, value_type const& delay,
std::size_t repeat = 2, int_type samples_per_sec = 44100
)
: attenuation_(attenuation), delay_(delay), repeat_(repeat), samples_per_sec_(samples_per_sec)
{}
SPROUT_CONSTEXPR value_type const& attenuation() const {
return attenuation_;
}
SPROUT_CONSTEXPR value_type const& delay() const {
return delay_;
}
SPROUT_CONSTEXPR std::size_t const& repeat() const {
return repeat_;
}
SPROUT_CONSTEXPR int_type const& samples_per_sec() const {
return samples_per_sec_;
}
};
//
// reverbed_forwarder
//
class reverbed_forwarder {
public:
template<typename T, typename IntType>
SPROUT_CONSTEXPR sprout::compost::effects::reverb_holder<T, IntType>
operator()(T const& attenuation, T const& delay, std::size_t repeat, IntType samples_per_sec) {
return sprout::compost::effects::reverb_holder<T, IntType>(attenuation, delay, repeat, samples_per_sec);
}
template<typename T>
SPROUT_CONSTEXPR sprout::compost::effects::reverb_holder<T>
operator()(T const& attenuation, T const& delay, std::size_t repeat = 2) {
return sprout::compost::effects::reverb_holder<T>(attenuation, delay, repeat);
}
};
//
// reverbed
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::reverbed_forwarder reverbed{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T, typename IntType>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::reverb_holder<T, IntType> const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::adaptors::indexed | sprout::adaptors::outdirected
| sprout::adaptors::transformed(
sprout::compost::reverb_outdirected_value<T, IntType>(
rhs.attenuation(), rhs.delay(), rhs.repeat(), rhs.samples_per_sec()
)
)
)
{
return sprout::forward<Range>(lhs)
| sprout::adaptors::indexed | sprout::adaptors::outdirected
| sprout::adaptors::transformed(
sprout::compost::reverb_outdirected_value<T, IntType>(
rhs.attenuation(), rhs.delay(), rhs.repeat(), rhs.samples_per_sec()
)
)
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_REVERB_HPP

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#ifndef SPROUT_COMPOST_EFFECTS_TREMOLO_HPP
#define SPROUT_COMPOST_EFFECTS_TREMOLO_HPP
#include <iterator>
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/math/constants.hpp>
#include <sprout/math/sin.hpp>
#include <sprout/range/adaptor/transformed.hpp>
#include <sprout/range/adaptor/outdirected.hpp>
#include <sprout/range/adaptor/indexed.hpp>
namespace sprout {
namespace compost {
//
// tremolo_outdirected_value
//
template<typename Value, typename IntType>
struct tremolo_outdirected_value {
public:
typedef Value value_type;
typedef IntType int_type;
private:
value_type depth_;
value_type rate_;
int_type samples_per_sec_;
public:
SPROUT_CONSTEXPR tremolo_outdirected_value(value_type const& depth, value_type const& rate, int_type samples_per_sec = 44100)
: depth_(depth), rate_(rate), samples_per_sec_(samples_per_sec)
{}
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
operator()(Outdirected const& x) const {
return (1 + depth_ * sprout::math::sin(2 * sprout::math::pi<Value>() * rate_ * x.index() / samples_per_sec_)) * *x;
}
};
namespace effects {
//
// tremolo_holder
//
template<typename T, typename IntType = int>
class tremolo_holder {
public:
typedef T value_type;
typedef IntType int_type;
private:
value_type depth_;
value_type rate_;
int_type samples_per_sec_;
public:
tremolo_holder() = default;
tremolo_holder(tremolo_holder const&) = default;
SPROUT_CONSTEXPR tremolo_holder(value_type const& depth, value_type const& rate, int_type samples_per_sec = 44100)
: depth_(depth), rate_(rate), samples_per_sec_(samples_per_sec)
{}
SPROUT_CONSTEXPR value_type const& depth() const {
return depth_;
}
SPROUT_CONSTEXPR value_type const& rate() const {
return rate_;
}
SPROUT_CONSTEXPR int_type const& samples_per_sec() const {
return samples_per_sec_;
}
};
//
// tremolo_forwarder
//
class tremolo_forwarder {
public:
template<typename T, typename IntType>
SPROUT_CONSTEXPR sprout::compost::effects::tremolo_holder<T, IntType>
operator()(T const& depth, T const& rate, IntType samples_per_sec) {
return sprout::compost::effects::tremolo_holder<T, IntType>(depth, rate, samples_per_sec);
}
template<typename T>
SPROUT_CONSTEXPR sprout::compost::effects::tremolo_holder<T>
operator()(T const& depth, T const& rate) {
return sprout::compost::effects::tremolo_holder<T>(depth, rate);
}
};
//
// tremolo
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::tremolo_forwarder tremolo{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T, typename IntType>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::tremolo_holder<T, IntType> const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::adaptors::indexed | sprout::adaptors::outdirected
| sprout::adaptors::transformed(
sprout::compost::tremolo_outdirected_value<T, IntType>(rhs.depth(), rhs.rate(), rhs.samples_per_sec())
)
)
{
return sprout::forward<Range>(lhs)
| sprout::adaptors::indexed | sprout::adaptors::outdirected
| sprout::adaptors::transformed(
sprout::compost::tremolo_outdirected_value<T, IntType>(rhs.depth(), rhs.rate(), rhs.samples_per_sec())
)
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_TREMOLO_HPP

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#ifndef SPROUT_COMPOST_EFFECTS_VIBRATO_HPP
#define SPROUT_COMPOST_EFFECTS_VIBRATO_HPP
#include <iterator>
#include <sprout/config.hpp>
#include <sprout/utility/forward.hpp>
#include <sprout/container/functions.hpp>
#include <sprout/math/constants.hpp>
#include <sprout/math/sin.hpp>
#include <sprout/range/adaptor/transformed.hpp>
#include <sprout/range/adaptor/outdirected.hpp>
#include <sprout/range/adaptor/indexed.hpp>
#include <sprout/range/adaptor/valued.hpp>
namespace sprout {
namespace compost {
//
// vibrato_outdirected_value
//
template<typename Value, typename IntType>
struct vibrato_outdirected_value {
public:
typedef Value value_type;
typedef IntType int_type;
private:
value_type d_;
value_type depth_;
value_type rate_;
int_type samples_per_sec_;
private:
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
calc_2(Outdirected const& x, typename Outdirected::index_type m, value_type const& delta) const {
return m >= 0 && (m + 1 < x.base().get() || x.base().get() < 0)
? delta * x[m + 1 - x.index()] + (1 - delta) * x[m - x.index()]
: *x
;
}
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
calc_1(Outdirected const& x, value_type const& tau, value_type const& t) const {
return calc_2(x, static_cast<typename Outdirected::index_type>(t), t - static_cast<typename Outdirected::index_type>(t));
}
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
calc(Outdirected const& x, value_type const& tau) const {
return calc_1(x, tau, x.index() - tau);
}
public:
SPROUT_CONSTEXPR vibrato_outdirected_value(
value_type const& d, value_type const& depth, value_type const& rate,
int_type samples_per_sec = 44100
)
: d_(d), depth_(depth), rate_(rate), samples_per_sec_(samples_per_sec)
{}
template<typename Outdirected>
SPROUT_CONSTEXPR typename std::iterator_traits<Outdirected>::value_type
operator()(Outdirected const& x) const {
return calc(x, d_ + depth_ * sprout::math::sin(2 * sprout::math::pi<Value>() * rate_ * x.index() / samples_per_sec_));
}
};
namespace effects {
//
// vibrato_holder
//
template<typename T, typename IntType = int>
class vibrato_holder {
public:
typedef T value_type;
typedef IntType int_type;
private:
value_type d_;
value_type depth_;
value_type rate_;
int_type samples_per_sec_;
public:
vibrato_holder() = default;
vibrato_holder(vibrato_holder const&) = default;
SPROUT_CONSTEXPR vibrato_holder(
value_type const& d, value_type const& depth, value_type const& rate,
int_type samples_per_sec = 44100
)
: d_(d), depth_(depth), rate_(rate), samples_per_sec_(samples_per_sec)
{}
SPROUT_CONSTEXPR value_type const& d() const {
return d_;
}
SPROUT_CONSTEXPR value_type const& depth() const {
return depth_;
}
SPROUT_CONSTEXPR value_type const& rate() const {
return rate_;
}
SPROUT_CONSTEXPR int_type const& samples_per_sec() const {
return samples_per_sec_;
}
};
//
// vibrato_forwarder
//
class vibrato_forwarder {
public:
template<typename T, typename IntType>
SPROUT_CONSTEXPR sprout::compost::effects::vibrato_holder<T, IntType>
operator()(T const& d, T const& depth, T const& rate, IntType samples_per_sec) {
return sprout::compost::effects::vibrato_holder<T, IntType>(d, depth, rate, samples_per_sec);
}
template<typename T>
SPROUT_CONSTEXPR sprout::compost::effects::vibrato_holder<T>
operator()(T const& d, T const& depth, T const& rate) {
return sprout::compost::effects::vibrato_holder<T>(d, depth, rate);
}
};
//
// vibrato
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::compost::effects::vibrato_forwarder vibrato{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T, typename IntType>
inline SPROUT_CONSTEXPR auto
operator|(Range&& lhs, sprout::compost::effects::vibrato_holder<T, IntType> const& rhs)
-> decltype(
sprout::forward<Range>(lhs)
| sprout::adaptors::valued(sprout::size(sprout::forward<Range>(lhs)))
| sprout::adaptors::indexed | sprout::adaptors::outdirected
| sprout::adaptors::transformed(
sprout::compost::vibrato_outdirected_value<T, IntType>(
rhs.d(), rhs.depth(), rhs.rate(), rhs.samples_per_sec()
)
)
)
{
return sprout::forward<Range>(lhs)
| sprout::adaptors::valued(sprout::size(sprout::forward<Range>(lhs)))
| sprout::adaptors::indexed | sprout::adaptors::outdirected
| sprout::adaptors::transformed(
sprout::compost::vibrato_outdirected_value<T, IntType>(
rhs.d(), rhs.depth(), rhs.rate(), rhs.samples_per_sec()
)
)
;
}
} // namespace effects
} // namespace compost
} // namespace sprout
#endif // #ifndef SPROUT_COMPOST_EFFECTS_VIBRATO_HPP

2
sprout/iterator/adaptor.hpp
View file

@ -5,6 +5,8 @@
#include <sprout/iterator/reverse_iterator.hpp>
#include <sprout/iterator/transform_iterator.hpp>
#include <sprout/iterator/filter_iterator.hpp>
#include <sprout/iterator/indexed_iterator.hpp>
#include <sprout/iterator/valued_iterator.hpp>
#include <sprout/iterator/size_enum_iterator.hpp>
#include <sprout/iterator/bytes_iterator.hpp>

15
sprout/iterator/counting_iterator.hpp
View file

@ -10,6 +10,7 @@
#include <sprout/iterator/prev.hpp>
#include <sprout/iterator/distance.hpp>
#include <sprout/utility/swap.hpp>
#include <sprout/type_traits/enabler_if.hpp>
namespace sprout {
//
@ -32,11 +33,21 @@ namespace sprout {
typedef value_type* pointer;
typedef value_type reference;
private:
value_type current_;
template<typename T, typename sprout::enabler_if<std::is_integral<T>::value>::type = sprout::enabler>
static SPROUT_CONSTEXPR T
default_value() {
return std::numeric_limits<value_type>::max();
}
template<typename T, typename sprout::enabler_if<!std::is_integral<T>::value>::type = sprout::enabler>
static SPROUT_CONSTEXPR T
default_value() {
return T();
}
private:
value_type current_;
public:
SPROUT_CONSTEXPR counting_iterator()
: current_(std::numeric_limits<value_type>::max())
: current_(default_value<value_type>())
{}
counting_iterator(counting_iterator const&) = default;
explicit SPROUT_CONSTEXPR counting_iterator(value_type const& v)

239
sprout/iterator/indexed_iterator.hpp Normal file
View file

@ -0,0 +1,239 @@
#ifndef SPROUT_ITERATOR_INDEXED_ITERATOR_HPP
#define SPROUT_ITERATOR_INDEXED_ITERATOR_HPP
#include <iterator>
#include <utility>
#include <sprout/config.hpp>
#include <sprout/iterator/next.hpp>
#include <sprout/iterator/prev.hpp>
#include <sprout/iterator/distance.hpp>
#include <sprout/utility/swap.hpp>
namespace sprout {
//
// indexed_iterator
//
template<typename Iterator>
class indexed_iterator
: public std::iterator<
typename std::iterator_traits<Iterator>::iterator_category,
typename std::iterator_traits<Iterator>::value_type,
typename std::iterator_traits<Iterator>::difference_type,
typename std::iterator_traits<Iterator>::pointer,
typename std::iterator_traits<Iterator>::reference
>
{
public:
typedef Iterator iterator_type;
typedef typename std::iterator_traits<iterator_type>::iterator_category iterator_category;
typedef typename std::iterator_traits<iterator_type>::value_type value_type;
typedef typename std::iterator_traits<iterator_type>::difference_type difference_type;
typedef typename std::iterator_traits<iterator_type>::pointer pointer;
typedef typename std::iterator_traits<iterator_type>::reference reference;
typedef difference_type index_type;
protected:
iterator_type current;
index_type idx;
public:
indexed_iterator() = default;
SPROUT_CONSTEXPR indexed_iterator(indexed_iterator const& other)
: current(other.current)
, idx(other.idx)
{}
explicit SPROUT_CONSTEXPR indexed_iterator(iterator_type it, index_type idx = 0)
: current(it)
, idx(idx)
{}
template<typename U>
SPROUT_CONSTEXPR indexed_iterator(indexed_iterator<U> const& it)
: current(it.base())
, idx(it.index())
{}
template<typename U>
indexed_iterator& operator=(indexed_iterator<U> const& it) {
indexed_iterator temp(it);
temp.swap(*this);
return *this;
}
SPROUT_CONSTEXPR iterator_type base() const {
return current;
}
SPROUT_CONSTEXPR index_type index() const {
return idx;
}
SPROUT_CONSTEXPR reference operator*() const {
return *current;
}
SPROUT_CONSTEXPR pointer operator->() const {
return &*current;
}
indexed_iterator& operator++() {
++current;
++idx;
return *this;
}
indexed_iterator operator++(int) {
indexed_iterator result(*this);
++current;
++idx;
return result;
}
indexed_iterator& operator--() {
--current;
--idx;
return *this;
}
indexed_iterator operator--(int) {
indexed_iterator temp(*this);
--current;
--idx;
return temp;
}
SPROUT_CONSTEXPR indexed_iterator operator+(difference_type n) const {
return indexed_iterator(current + n, idx + n);
}
SPROUT_CONSTEXPR indexed_iterator operator-(difference_type n) const {
return indexed_iterator(current - n, idx - n);
}
indexed_iterator& operator+=(difference_type n) {
indexed_iterator temp(current + n, idx + n);
temp.swap(*this);
return *this;
}
indexed_iterator& operator-=(difference_type n) {
indexed_iterator temp(current - n, idx - n);
temp.swap(*this);
return *this;
}
SPROUT_CONSTEXPR reference operator[](difference_type n) const {
return *(current + n);
}
SPROUT_CONSTEXPR indexed_iterator next() const {
return indexed_iterator(sprout::next(current), idx + 1);
}
SPROUT_CONSTEXPR indexed_iterator prev() const {
return indexed_iterator(sprout::prev(current), idx - 1);
}
void swap(indexed_iterator& other)
SPROUT_NOEXCEPT_EXPR(
SPROUT_NOEXCEPT_EXPR(swap(current, other.current))
&& SPROUT_NOEXCEPT_EXPR(swap(idx, other.idx))
)
{
swap(current, other.current);
swap(idx, other.idx);
}
};
template<typename Iterator1, typename Iterator2>
inline SPROUT_CONSTEXPR bool
operator==(sprout::indexed_iterator<Iterator1> const& lhs, sprout::indexed_iterator<Iterator2> const& rhs) {
return lhs.base() == rhs.base();
}
template<typename Iterator1, typename Iterator2>
inline SPROUT_CONSTEXPR bool
operator!=(sprout::indexed_iterator<Iterator1> const& lhs, sprout::indexed_iterator<Iterator2> const& rhs) {
return !(lhs == rhs);
}
template<typename Iterator1, typename Iterator2>
inline SPROUT_CONSTEXPR bool
operator<(sprout::indexed_iterator<Iterator1> const& lhs, sprout::indexed_iterator<Iterator2> const& rhs) {
return lhs.base() < rhs.base();
}
template<typename Iterator1, typename Iterator2>
inline SPROUT_CONSTEXPR bool
operator>(sprout::indexed_iterator<Iterator1> const& lhs, sprout::indexed_iterator<Iterator2> const& rhs) {
return rhs < lhs;
}
template<typename Iterator1, typename Iterator2>
inline SPROUT_CONSTEXPR bool
operator<=(sprout::indexed_iterator<Iterator1> const& lhs, sprout::indexed_iterator<Iterator2> const& rhs) {
return !(rhs < lhs);
}
template<typename Iterator1, typename Iterator2>
inline SPROUT_CONSTEXPR bool
operator>=(sprout::indexed_iterator<Iterator1> const& lhs, sprout::indexed_iterator<Iterator2> const& rhs) {
return !(lhs < rhs);
}
template<typename Iterator1, typename Iterator2>
inline SPROUT_CONSTEXPR decltype(std::declval<Iterator1>() - std::declval<Iterator2>())
operator-(sprout::indexed_iterator<Iterator1> const& lhs, sprout::indexed_iterator<Iterator2> const& rhs) {
return lhs.base() - rhs.base();
}
template<typename Iterator>
inline SPROUT_CONSTEXPR sprout::indexed_iterator<Iterator>
operator+(
typename sprout::indexed_iterator<Iterator>::difference_type n,
sprout::indexed_iterator<Iterator> const& it
)
{
return it + n;
}
//
// make_indexed_iterator
//
template<typename Iterator>
inline SPROUT_CONSTEXPR sprout::indexed_iterator<Iterator>
make_indexed_iterator(Iterator it, typename sprout::indexed_iterator<Iterator>::index_type idx = 0) {
return sprout::indexed_iterator<Iterator>(it, idx);
}
//
// swap
//
template<typename Iterator>
inline void
swap(sprout::indexed_iterator<Iterator>& lhs, sprout::indexed_iterator<Iterator>& rhs)
SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(lhs.swap(rhs)))
{
lhs.swap(rhs);
}
//
// iterator_distance
//
template<typename Iterator>
inline SPROUT_CONSTEXPR typename std::iterator_traits<sprout::indexed_iterator<Iterator> >::difference_type
iterator_distance(sprout::indexed_iterator<Iterator> first, sprout::indexed_iterator<Iterator> last) {
return last - first;
}
//
// iterator_next
//
template<typename Iterator>
inline SPROUT_CONSTEXPR sprout::indexed_iterator<Iterator>
iterator_next(sprout::indexed_iterator<Iterator> const& it) {
return it.next();
}
template<typename Iterator>
inline SPROUT_CONSTEXPR sprout::indexed_iterator<Iterator>
iterator_next(
sprout::indexed_iterator<Iterator> const& it,
typename sprout::indexed_iterator<Iterator>::difference_type n
)
{
return it + n;
}
//
// iterator_prev
//
template<typename Iterator>
inline SPROUT_CONSTEXPR sprout::indexed_iterator<Iterator>
iterator_prev(sprout::indexed_iterator<Iterator> const& it) {
return it.prev();
}
template<typename Iterator>
inline SPROUT_CONSTEXPR sprout::indexed_iterator<Iterator>
iterator_prev(
sprout::indexed_iterator<Iterator> const& it,
typename sprout::indexed_iterator<Iterator>::difference_type n
)
{
return it - n;
}
} // namespace sprout
#endif // #ifndef SPROUT_ITERATOR_INDEXED_ITERATOR_HPP

4
sprout/iterator/reverse_iterator.hpp
View file

@ -46,8 +46,8 @@ namespace sprout {
{}
template<typename U>
SPROUT_CONSTEXPR reverse_iterator(reverse_iterator<U> const& it)
: current(it)
, deref_tmp(sprout::prev(it))
: current(it.base())
, deref_tmp(sprout::prev(it.base()))
{}
template<typename U>
reverse_iterator& operator=(reverse_iterator<U> const& it) {

247
sprout/iterator/valued_iterator.hpp Normal file
View file

@ -0,0 +1,247 @@
#ifndef SPROUT_ITERATOR_VALUED_ITERATOR_HPP
#define SPROUT_ITERATOR_VALUED_ITERATOR_HPP
#include <iterator>
#include <utility>
#include <sprout/config.hpp>
#include <sprout/iterator/next.hpp>
#include <sprout/iterator/prev.hpp>
#include <sprout/iterator/distance.hpp>
#include <sprout/utility/swap.hpp>
#include <sprout/utility/value_holder.hpp>
namespace sprout {
//
// valued_iterator
//
template<typename Iterator, typename T>
class valued_iterator
: public std::iterator<
typename std::iterator_traits<Iterator>::iterator_category,
typename std::iterator_traits<Iterator>::value_type,
typename std::iterator_traits<Iterator>::difference_type,
typename std::iterator_traits<Iterator>::pointer,
typename std::iterator_traits<Iterator>::reference
>
{
public:
typedef Iterator iterator_type;
typedef typename std::iterator_traits<iterator_type>::iterator_category iterator_category;
typedef typename std::iterator_traits<iterator_type>::value_type value_type;
typedef typename std::iterator_traits<iterator_type>::difference_type difference_type;
typedef typename std::iterator_traits<iterator_type>::pointer pointer;
typedef typename std::iterator_traits<iterator_type>::reference reference;
typedef T content_type;
typedef sprout::value_holder<T> holder_type;
typedef typename holder_type::param_type param_type;
typedef typename holder_type::mutable_or_const_reference get_type;
protected:
iterator_type current;
holder_type holder;
public:
valued_iterator() = default;
SPROUT_CONSTEXPR valued_iterator(valued_iterator const& other)
: current(other.current)
, holder(other.holder)
{}
explicit SPROUT_CONSTEXPR valued_iterator(iterator_type it)
: current(it)
, holder()
{}
SPROUT_CONSTEXPR valued_iterator(iterator_type it, holder_type const& r)
: current(it)
, holder(r)
{}
SPROUT_CONSTEXPR valued_iterator(iterator_type it, param_type p)
: current(it)
, holder(p)
{}
template<typename U, typename V>
SPROUT_CONSTEXPR valued_iterator(valued_iterator<U, V> const& it)
: current(it.base())
, holder(it.get())
{}
template<typename U, typename V>
valued_iterator& operator=(valued_iterator<U, V> const& it) {
valued_iterator temp(it);
temp.swap(*this);
return *this;
}
SPROUT_CONSTEXPR iterator_type base() const {
return current;
}
SPROUT_CONSTEXPR get_type get() const {
return holder.get();
}
SPROUT_CONSTEXPR reference operator*() const {
return *current;
}
SPROUT_CONSTEXPR pointer operator->() const {
return &*current;
}
valued_iterator& operator++() {
++current;
return *this;
}
valued_iterator operator++(int) {
valued_iterator result(*this);
++current;
return result;
}
valued_iterator& operator--() {
--current;
return *this;
}
valued_iterator operator--(int) {
valued_iterator temp(*this);
--current;
return temp;
}
SPROUT_CONSTEXPR valued_iterator operator+(difference_type n) const {
return valued_iterator(current + n, holder);
}
SPROUT_CONSTEXPR valued_iterator operator-(difference_type n) const {
return valued_iterator(current - n, holder);
}
valued_iterator& operator+=(difference_type n) {
valued_iterator temp(current + n, holder);
temp.swap(*this);
return *this;
}
valued_iterator& operator-=(difference_type n) {
valued_iterator temp(current - n, holder);
temp.swap(*this);
return *this;
}
SPROUT_CONSTEXPR reference operator[](difference_type n) const {
return *(current + n);
}
SPROUT_CONSTEXPR valued_iterator next() const {
return valued_iterator(sprout::next(current), holder);
}
SPROUT_CONSTEXPR valued_iterator prev() const {
return valued_iterator(sprout::prev(current), holder);
}
void swap(valued_iterator& other)
SPROUT_NOEXCEPT_EXPR(
SPROUT_NOEXCEPT_EXPR(swap(current, other.current))
&& SPROUT_NOEXCEPT_EXPR(swap(holder, other.holder))
)
{
swap(current, other.current);
swap(holder, other.holder);
}
};
template<typename Iterator1, typename T1, typename Iterator2, typename T2>
inline SPROUT_CONSTEXPR bool
operator==(sprout::valued_iterator<Iterator1, T1> const& lhs, sprout::valued_iterator<Iterator2, T2> const& rhs) {
return lhs.base() == rhs.base();
}
template<typename Iterator1, typename T1, typename Iterator2, typename T2>
inline SPROUT_CONSTEXPR bool
operator!=(sprout::valued_iterator<Iterator1, T1> const& lhs, sprout::valued_iterator<Iterator2, T2> const& rhs) {
return !(lhs == rhs);
}
template<typename Iterator1, typename T1, typename Iterator2, typename T2>
inline SPROUT_CONSTEXPR bool
operator<(sprout::valued_iterator<Iterator1, T1> const& lhs, sprout::valued_iterator<Iterator2, T2> const& rhs) {
return lhs.base() < rhs.base();
}
template<typename Iterator1, typename T1, typename Iterator2, typename T2>
inline SPROUT_CONSTEXPR bool
operator>(sprout::valued_iterator<Iterator1, T1> const& lhs, sprout::valued_iterator<Iterator2, T2> const& rhs) {
return rhs < lhs;
}
template<typename Iterator1, typename T1, typename Iterator2, typename T2>
inline SPROUT_CONSTEXPR bool
operator<=(sprout::valued_iterator<Iterator1, T1> const& lhs, sprout::valued_iterator<Iterator2, T2> const& rhs) {
return !(rhs < lhs);
}
template<typename Iterator1, typename T1, typename Iterator2, typename T2>
inline SPROUT_CONSTEXPR bool
operator>=(sprout::valued_iterator<Iterator1, T1> const& lhs, sprout::valued_iterator<Iterator2, T2> const& rhs) {
return !(lhs < rhs);
}
template<typename Iterator1, typename T1, typename Iterator2, typename T2>
inline SPROUT_CONSTEXPR decltype(std::declval<Iterator1, T1>() - std::declval<Iterator2, T2>())
operator-(sprout::valued_iterator<Iterator1, T1> const& lhs, sprout::valued_iterator<Iterator2, T2> const& rhs) {
return lhs.base() - rhs.base();
}
template<typename Iterator, typename T>
inline SPROUT_CONSTEXPR sprout::valued_iterator<Iterator, T>
operator+(
typename sprout::valued_iterator<Iterator, T>::difference_type n,
sprout::valued_iterator<Iterator, T> const& it
)
{
return it + n;
}
//
// make_valued_iterator
//
template<typename Iterator, typename T>
inline SPROUT_CONSTEXPR sprout::valued_iterator<Iterator, T>
make_valued_iterator(Iterator it, T const& param) {
return sprout::valued_iterator<Iterator, T>(it, param);
}
//
// swap
//
template<typename Iterator, typename T>
inline void
swap(sprout::valued_iterator<Iterator, T>& lhs, sprout::valued_iterator<Iterator, T>& rhs)
SPROUT_NOEXCEPT_EXPR(SPROUT_NOEXCEPT_EXPR(lhs.swap(rhs)))
{
lhs.swap(rhs);
}
//
// iterator_distance
//
template<typename Iterator, typename T>
inline SPROUT_CONSTEXPR typename std::iterator_traits<sprout::valued_iterator<Iterator, T> >::difference_type
iterator_distance(sprout::valued_iterator<Iterator, T> first, sprout::valued_iterator<Iterator, T> last) {
return last - first;
}
//
// iterator_next
//
template<typename Iterator, typename T>
inline SPROUT_CONSTEXPR sprout::valued_iterator<Iterator, T>
iterator_next(sprout::valued_iterator<Iterator, T> const& it) {
return it.next();
}
template<typename Iterator, typename T>
inline SPROUT_CONSTEXPR sprout::valued_iterator<Iterator, T>
iterator_next(
sprout::valued_iterator<Iterator, T> const& it,
typename sprout::valued_iterator<Iterator, T>::difference_type n
)
{
return it + n;
}
//
// iterator_prev
//
template<typename Iterator, typename T>
inline SPROUT_CONSTEXPR sprout::valued_iterator<Iterator, T>
iterator_prev(sprout::valued_iterator<Iterator, T> const& it) {
return it.prev();
}
template<typename Iterator, typename T>
inline SPROUT_CONSTEXPR sprout::valued_iterator<Iterator, T>
iterator_prev(
sprout::valued_iterator<Iterator, T> const& it,
typename sprout::valued_iterator<Iterator, T>::difference_type n
)
{
return it - n;
}
} // namespace sprout
#endif // #ifndef SPROUT_ITERATOR_VALUED_ITERATOR_HPP

3
sprout/range/adaptor.hpp
View file

@ -9,6 +9,9 @@
#include <sprout/range/adaptor/replaced_if.hpp>
#include <sprout/range/adaptor/filtered.hpp>
#include <sprout/range/adaptor/counting.hpp>
#include <sprout/range/adaptor/outdirected.hpp>
#include <sprout/range/adaptor/indexed.hpp>
#include <sprout/range/adaptor/valued.hpp>
#include <sprout/range/adaptor/deep_copied.hpp>
#include <sprout/range/adaptor/sized.hpp>
#include <sprout/range/adaptor/size_enumed.hpp>

149
sprout/range/adaptor/indexed.hpp Normal file
View file

@ -0,0 +1,149 @@
#ifndef SPROUT_RANGE_ADAPTOR_INDEXED_HPP
#define SPROUT_RANGE_ADAPTOR_INDEXED_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/indexed_iterator.hpp>
#include <sprout/range/range_container.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>
namespace sprout {
namespace adaptors {
//
// indexed_range
//
template<typename Range>
class indexed_range
: public sprout::range::range_container<
sprout::indexed_iterator<typename sprout::container_traits<Range>::iterator>
>
, public sprout::detail::container_nosy_static_size<Range>
, public sprout::detail::container_nosy_fixed_size<Range>
{
public:
typedef Range range_type;
typedef sprout::range::range_container<
sprout::indexed_iterator<typename sprout::container_traits<Range>::iterator>
> base_type;
typedef typename base_type::iterator iterator;
typedef typename base_type::value_type value_type;
typedef typename iterator::index_type index_type;
public:
indexed_range() = default;
indexed_range(indexed_range const&) = default;
explicit SPROUT_CONSTEXPR indexed_range(range_type& range)
: base_type(
iterator(sprout::begin(range)),
iterator(sprout::end(range))
)
{}
SPROUT_CONSTEXPR indexed_range(index_type index, range_type& range)
: base_type(
iterator(sprout::begin(range), index),
iterator(sprout::end(range), index)
)
{}
};
//
// indexed_holder
//
template<typename Index>
class indexed_holder {
public:
typedef Index index_type;
private:
index_type index_;
public:
indexed_holder() = default;
indexed_holder(indexed_holder const&) = default;
SPROUT_CONSTEXPR indexed_holder(index_type index)
: index_(index)
{}
SPROUT_CONSTEXPR index_type index() const {
return index_;
}
};
//
// indexed_forwarder
//
class indexed_forwarder {
public:
template<typename Index>
SPROUT_CONSTEXPR sprout::adaptors::indexed_holder<Index>
operator()(Index index) {
return sprout::adaptors::indexed_holder<Index>(index);
}
};
//
// indexed
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::adaptors::indexed_forwarder indexed{};
} // anonymous-namespace
//
// operator|
//
template<typename Range>
inline SPROUT_CONSTEXPR sprout::adaptors::indexed_range<
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
>
operator|(Range&& lhs, sprout::adaptors::indexed_forwarder const& rhs) {
return sprout::adaptors::indexed_range<
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
>(
sprout::lvalue_forward<Range>(lhs)
);
}
template<typename Range, typename Index>
inline SPROUT_CONSTEXPR sprout::adaptors::indexed_range<
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
>
operator|(Range&& lhs, sprout::adaptors::indexed_holder<Index> const& rhs) {
return sprout::adaptors::indexed_range<
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
>(
rhs.index(),
sprout::lvalue_forward<Range>(lhs)
);
}
} // namespace adaptors
//
// container_construct_traits
//
template<typename Range>
struct container_construct_traits<sprout::adaptors::indexed_range<Range> > {
public:
typedef typename sprout::container_construct_traits<Range>::copied_type copied_type;
public:
template<typename Cont>
static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
return sprout::range::fixed::copy(sprout::forward<Cont>(cont), sprout::pit<copied_type>());
}
template<typename... Args>
static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
return sprout::make<copied_type>(sprout::forward<Args>(args)...);
}
template<typename Cont, typename... Args>
static SPROUT_CONSTEXPR copied_type remake(
Cont&& cont,
typename sprout::container_traits<sprout::adaptors::indexed_range<Range> >::difference_type size,
Args&&... args
)
{
return sprout::remake<copied_type>(sprout::forward<Cont>(cont), size, sprout::forward<Args>(args)...);
}
};
} // namespace sprout
#endif // #ifndef SPROUT_RANGE_ADAPTOR_INDEXED_HPP

103
sprout/range/adaptor/outdirected.hpp Normal file
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@ -0,0 +1,103 @@
#ifndef SPROUT_RANGE_ADAPTOR_OUTDIRECTED_HPP
#define SPROUT_RANGE_ADAPTOR_OUTDIRECTED_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/counting_iterator.hpp>
#include <sprout/range/range_container.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>
namespace sprout {
namespace adaptors {
//
// outdirected_range
//
template<typename Range>
class outdirected_range
: public sprout::range::range_container<
sprout::counting_iterator<typename sprout::container_traits<Range>::iterator>
>
, public sprout::detail::container_nosy_static_size<Range>
, public sprout::detail::container_nosy_fixed_size<Range>
{
public:
typedef Range range_type;
typedef sprout::range::range_container<
sprout::counting_iterator<typename sprout::container_traits<Range>::iterator>
> base_type;
typedef typename base_type::iterator iterator;
typedef typename base_type::value_type value_type;
public:
outdirected_range() = default;
outdirected_range(outdirected_range const&) = default;
explicit SPROUT_CONSTEXPR outdirected_range(range_type& range)
: base_type(
iterator(sprout::begin(range)),
iterator(sprout::end(range))
)
{}
};
//
// outdirected_forwarder
//
class outdirected_forwarder {};
//
// outdirected
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::adaptors::outdirected_forwarder outdirected{};
} // anonymous-namespace
//
// operator|
//
template<typename Range>
inline SPROUT_CONSTEXPR sprout::adaptors::outdirected_range<
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type
>
operator|(Range&& lhs, sprout::adaptors::outdirected_forwarder const& rhs) {
return sprout::adaptors::outdirected_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::outdirected_range<Range> > {
public:
typedef typename sprout::container_construct_traits<Range>::copied_type copied_type;
public:
template<typename Cont>
static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
return sprout::range::fixed::copy(sprout::forward<Cont>(cont), sprout::pit<copied_type>());
}
template<typename... Args>
static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
return sprout::make<copied_type>(sprout::forward<Args>(args)...);
}
template<typename Cont, typename... Args>
static SPROUT_CONSTEXPR copied_type remake(
Cont&& cont,
typename sprout::container_traits<sprout::adaptors::outdirected_range<Range> >::difference_type size,
Args&&... args
)
{
return sprout::remake<copied_type>(sprout::forward<Cont>(cont), size, sprout::forward<Args>(args)...);
}
};
} // namespace sprout
#endif // #ifndef SPROUT_RANGE_ADAPTOR_OUTDIRECTED_HPP

137
sprout/range/adaptor/valued.hpp Normal file
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@ -0,0 +1,137 @@
#ifndef SPROUT_RANGE_ADAPTOR_VALUED_HPP
#define SPROUT_RANGE_ADAPTOR_VALUED_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/valued_iterator.hpp>
#include <sprout/range/range_container.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>
namespace sprout {
namespace adaptors {
//
// valued_range
//
template<typename Range, typename T>
class valued_range
: public sprout::range::range_container<
sprout::valued_iterator<typename sprout::container_traits<Range>::iterator, T>
>
, public sprout::detail::container_nosy_static_size<Range>
, public sprout::detail::container_nosy_fixed_size<Range>
{
public:
typedef Range range_type;
typedef sprout::range::range_container<
sprout::valued_iterator<typename sprout::container_traits<Range>::iterator, T>
> base_type;
typedef typename base_type::iterator iterator;
typedef typename base_type::value_type value_type;
typedef typename iterator::param_type param_type;
public:
valued_range() = default;
valued_range(valued_range const&) = default;
SPROUT_CONSTEXPR valued_range(param_type param, range_type& range)
: base_type(
iterator(sprout::begin(range), param),
iterator(sprout::end(range), param)
)
{}
};
//
// valued_holder
//
template<typename T>
class valued_holder {
public:
typedef T content_type;
typedef sprout::value_holder<T> holder_type;
typedef typename holder_type::param_type param_type;
typedef typename holder_type::mutable_or_const_reference get_type;
private:
holder_type holder_;
public:
valued_holder() = default;
valued_holder(valued_holder const&) = default;
SPROUT_CONSTEXPR valued_holder(param_type param)
: holder_(param)
{}
SPROUT_CONSTEXPR get_type get() const {
return holder_.get();
}
};
//
// valued_forwarder
//
class valued_forwarder {
public:
template<typename T>
SPROUT_CONSTEXPR sprout::adaptors::valued_holder<T>
operator()(T const& param) {
return sprout::adaptors::valued_holder<T>(param);
}
};
//
// valued
//
namespace {
SPROUT_STATIC_CONSTEXPR sprout::adaptors::valued_forwarder valued{};
} // anonymous-namespace
//
// operator|
//
template<typename Range, typename T>
inline SPROUT_CONSTEXPR sprout::adaptors::valued_range<
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type,
T
>
operator|(Range&& lhs, sprout::adaptors::valued_holder<T> const& rhs) {
return sprout::adaptors::valued_range<
typename std::remove_reference<typename sprout::lvalue_reference<Range>::type>::type,
T
>(
rhs.get(),
sprout::lvalue_forward<Range>(lhs)
);
}
} // namespace adaptors
//
// container_construct_traits
//
template<typename Range, typename T>
struct container_construct_traits<sprout::adaptors::valued_range<Range, T> > {
public:
typedef typename sprout::container_construct_traits<Range>::copied_type copied_type;
public:
template<typename Cont>
static SPROUT_CONSTEXPR copied_type deep_copy(Cont&& cont) {
return sprout::range::fixed::copy(sprout::forward<Cont>(cont), sprout::pit<copied_type>());
}
template<typename... Args>
static SPROUT_CONSTEXPR copied_type make(Args&&... args) {
return sprout::make<copied_type>(sprout::forward<Args>(args)...);
}
template<typename Cont, typename... Args>
static SPROUT_CONSTEXPR copied_type remake(
Cont&& cont,
typename sprout::container_traits<sprout::adaptors::valued_range<Range, T> >::difference_type size,
Args&&... args
)
{
return sprout::remake<copied_type>(sprout::forward<Cont>(cont), size, sprout::forward<Args>(args)...);
}
};
} // namespace sprout
#endif // #ifndef SPROUT_RANGE_ADAPTOR_VALUED_HPP

1
sprout/weed/parser/numeric/int_p.hpp
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@ -49,7 +49,6 @@ namespace sprout {
) const
{
typedef typename result<Context, Iterator>::type result_type;
typedef typename attribute<Context, Iterator>::type attribute_type;
return res.success() && sign < 0
? result_type(true, res.current(), -res.attr())
: res

1
sprout/weed/parser/numeric/uint_p.hpp
View file

@ -49,7 +49,6 @@ namespace sprout {
) const
{
typedef typename result<Context, Iterator>::type result_type;
typedef typename attribute<Context, Iterator>::type attribute_type;
return res.success() && sign < 0
? result_type(true, res.current(), -res.attr())
: res