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capture.h
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/*
* Copyright 2019, 2022 DeepSig Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef LIBSIGMF_CAPTURE_H
#define LIBSIGMF_CAPTURE_H
#include "variadic_data_class.h"
/*
* Helper macros-- mixed opinions abound!
*/
#define cc0(x0) Capture<x0::DescrT>
#define cc1(x0, x1) Capture<x0::DescrT, x1::DescrT>
#define cc2(x0, x1, x2) Capture<x0::DescrT, x1::DescrT, x2::DescrT>
#define cc3(x0, x1, x2, x3) Capture<x0::DescrT, x1::DescrT, x2::DescrT, x3::DescrT>
#define cc4(x0, x1, x2, x3, x4) Capture<x0::DescrT, x1::DescrT, x2::DescrT, \
x3::DescrT, x4::DescrT>
#define cc5(x0, x1, x2, x3, x4, x5) Capture<x0::DescrT, x1::DescrT, x2::DescrT, \
x3::DescrT, x4::DescrT, x5::DescrT>
#define cc6(x0, x1, x2, x3, x4, x5, x6) Capture<x0::DescrT, x1::DescrT, x2::DescrT, \
x3::DescrT, x4::DescrT, x5::DescrT, x6::DescrT>
#define cc7(x0, x1, x2, x3, x4, x5, x6, x7) Capture<x0::DescrT, x1::DescrT, x2::DescrT, \
x3::DescrT, x4::DescrT, x5::DescrT, x6::DescrT, x7::DescrT>
#define cc8(x0, x1, x2, x3, x4, x5, x6, x7, x8) Capture<x0::DescrT, x1::DescrT, x2::DescrT, \
x3::DescrT, x4::DescrT, x5::DescrT, x6::DescrT, x7::DescrT, x8::DescrT>
#define cc9(x0, x1, x2, x3, x4, x5, x6, x7, x8, x9) Capture<x0::DescrT, x1::DescrT, x2::DescrT, \
x3::DescrT, x4::DescrT, x5::DescrT, x6::DescrT, x7::DescrT, x8::DescrT, x9::DescrT>
#define GET_MACRO(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10, NAME, ...) NAME
#define create_capture(...) GET_MACRO(__VA_ARGS__, cc9, cc8, cc7, cc6, cc5, cc4, cc3, cc2, cc1, cc0)(__VA_ARGS__)
namespace sigmf {
// This template is mostly here so we can specialize it. If we can get an expansion/loop of T... so that for every
// T we can create a VariadicDataClass<T::annotation, then we'd be able to eliminate all of the specializations
template<typename...T>
class Capture : public VariadicDataClass<T...> {
};
template<typename T>
class Capture<T>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type> {
public:
template<typename U>
auto &get() {// -> typename std::pointer_traits<decltype(U::annotation)>::element_type& {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2>
class Capture<T, T2>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3>
class Capture<T, T2, T3>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3, typename T4>
class Capture<T, T2, T3, T4>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type,
typename std::pointer_traits<decltype(T4::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3, typename T4, typename T5>
class Capture<T, T2, T3, T4, T5>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type,
typename std::pointer_traits<decltype(T4::capture)>::element_type,
typename std::pointer_traits<decltype(T5::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3, typename T4, typename T5, typename T6>
class Capture<T, T2, T3, T4, T5, T6>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type,
typename std::pointer_traits<decltype(T4::capture)>::element_type,
typename std::pointer_traits<decltype(T5::capture)>::element_type,
typename std::pointer_traits<decltype(T6::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
class Capture<T, T2, T3, T4, T5, T6, T7>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type,
typename std::pointer_traits<decltype(T4::capture)>::element_type,
typename std::pointer_traits<decltype(T5::capture)>::element_type,
typename std::pointer_traits<decltype(T6::capture)>::element_type,
typename std::pointer_traits<decltype(T7::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
class Capture<T, T2, T3, T4, T5, T6, T7, T8>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type,
typename std::pointer_traits<decltype(T4::capture)>::element_type,
typename std::pointer_traits<decltype(T5::capture)>::element_type,
typename std::pointer_traits<decltype(T6::capture)>::element_type,
typename std::pointer_traits<decltype(T7::capture)>::element_type,
typename std::pointer_traits<decltype(T8::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
class Capture<T, T2, T3, T4, T5, T6, T7, T8, T9>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type,
typename std::pointer_traits<decltype(T4::capture)>::element_type,
typename std::pointer_traits<decltype(T5::capture)>::element_type,
typename std::pointer_traits<decltype(T6::capture)>::element_type,
typename std::pointer_traits<decltype(T7::capture)>::element_type,
typename std::pointer_traits<decltype(T8::capture)>::element_type,
typename std::pointer_traits<decltype(T9::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
template<typename T, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9, typename T10>
class Capture<T, T2, T3, T4, T5, T6, T7, T8, T9, T10>
: public VariadicDataClass<typename std::pointer_traits<decltype(T::capture)>::element_type,
typename std::pointer_traits<decltype(T2::capture)>::element_type,
typename std::pointer_traits<decltype(T3::capture)>::element_type,
typename std::pointer_traits<decltype(T4::capture)>::element_type,
typename std::pointer_traits<decltype(T5::capture)>::element_type,
typename std::pointer_traits<decltype(T6::capture)>::element_type,
typename std::pointer_traits<decltype(T7::capture)>::element_type,
typename std::pointer_traits<decltype(T8::capture)>::element_type,
typename std::pointer_traits<decltype(T9::capture)>::element_type,
typename std::pointer_traits<decltype(T10::capture)>::element_type> {
public:
template<typename U>
auto &get() {
return this->template access<typename std::pointer_traits<decltype(U::capture)>::element_type>();
}
};
} // namespace sigmf
#endif //LIBSIGMF_ANNOTATIONS_H