remove dead code + simplify StaticFunctionBase (less template args)

This commit is contained in:
Christian Zimmermann 2021-06-09 17:25:02 +02:00
parent f1b44cfd5c
commit 49f2c41a95
3 changed files with 92 additions and 195 deletions

35
src/include/arith.cc.h Normal file
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@ -0,0 +1,35 @@
#include "arith.h"
namespace MultiArrayTools
{
template <class F>
template <class... Ops>
auto StaticFunctionBase<F>::mk(const Ops&... ops)
{
return Operation<typename F::value_type,F,Ops...>(ops...);
}
template <class F>
template <size_t N, class Tuple, typename... As>
inline auto StaticFunctionBase<F>::xapply(const Tuple& tp, As... as)
{
if constexpr(N > 0){
return xapply<N-1>(tp, std::get<N>(tp), as...);
}
else {
return F::apply(std::get<0>(tp), as...);
}
}
template <class F>
template <typename... As>
inline auto StaticFunctionBase<F>::apply(const std::tuple<As...>& arg)
{
return xapply<sizeof...(As)-1>(arg);
//return ArgPack<sizeof...(As)-1>::template mk<F,std::tuple<As...> >(arg);
}
}

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@ -7,70 +7,33 @@
namespace MultiArrayTools
{
template <size_t N>
struct ArgPack
{
template <class F, class Tuple, typename... As>
static inline auto mk(const Tuple& tp, As... as)
-> decltype(ArgPack<N-1>::template mk<F,Tuple,decltype(std::get<N>(tp)),As...>(tp, std::get<N>(tp), as...))
{
return ArgPack<N-1>::template mk<F,Tuple,decltype(std::get<N>(tp)),As...>(tp, std::get<N>(tp), as...);
}
template <class F, class Tuple, typename... As>
static inline auto mkd(const F& ff, const Tuple& tp, As... as)
-> decltype(ArgPack<N-1>::template mkd<F,Tuple,decltype(std::get<N>(tp)),As...>(ff, tp, std::get<N>(tp), as...))
{
return ArgPack<N-1>::template mkd<F,Tuple,decltype(std::get<N>(tp)),As...>(ff, tp, std::get<N>(tp), as...);
}
};
template <>
struct ArgPack<0>
{
template <class F, class Tuple, typename... As>
static inline auto mk(const Tuple& tp, As... as)
-> decltype(F::apply(std::get<0>(tp), as...))
{
return F::apply(std::get<0>(tp), as...);
}
template <class F, class Tuple, typename... As>
static inline auto mkd(const F& ff, const Tuple& tp, As... as)
-> decltype(ff(std::get<0>(tp), as...))
{
return ff(std::get<0>(tp), as...);
}
};
template <typename T, class F, typename... As>
//template <typename T, class F, typename... As>
template <class F>
struct StaticFunctionBase
{
static constexpr bool FISSTATIC = true;
typedef T value_type;
typedef F function;
//typedef typename F::value_type value_type;
template <class... Ops>
static auto mk(const Ops&... ops)
-> Operation<T,F,Ops...>
{
return Operation<T,F,Ops...>(ops...);
}
static auto mk(const Ops&... ops);
static inline T apply(const std::tuple<As...>& arg)
{
return ArgPack<sizeof...(As)-1>::template mk<F,std::tuple<As...> >(arg);
}
template <size_t N, class Tuple, typename... As>
static inline auto xapply(const Tuple& tp, As... as);
template <typename... As>
static inline auto apply(const std::tuple<As...>& arg);
};
// OPERATIONS (STATIC)
template <typename T>
struct identity : public StaticFunctionBase<T, identity<T>, T>
struct identity : public StaticFunctionBase<identity<T>>
{
//static constexpr bool FISSTATIC = true;
using StaticFunctionBase<T, identity<T>, T>::apply;
using StaticFunctionBase<identity<T>>::apply;
typedef T value_type;
static inline T apply(T a)
{
return a;
@ -95,12 +58,13 @@ namespace MultiArrayTools
using dividesv = decltype(std::declval<T>()/std::declval<U>());
template <typename T, typename U>
struct plusx : public StaticFunctionBase<plusv<T,U>, plusx<T,U>, T, U>
struct plusx : public StaticFunctionBase<plusx<T,U>>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<plusv<T,U>, plusx<T,U>, T, U>::apply;
static inline plusv<T,U> apply(T a1, U a2)
using StaticFunctionBase<plusx<T,U>>::apply;
typedef plusv<T,U> value_type;
static inline value_type apply(T a1, U a2)
{
return a1 + a2;
}
@ -112,36 +76,39 @@ namespace MultiArrayTools
};
template <typename T, typename U>
struct minusx : public StaticFunctionBase<minusv<T,U>, minusx<T,U>, T, U>
struct minusx : public StaticFunctionBase<minusx<T,U>>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<minusv<T,U>, minusx<T,U>, T, U>::apply;
using StaticFunctionBase<minusx<T,U>>::apply;
typedef minusv<T,U> value_type;
static inline plusv<T,U> apply(T a1, U a2)
static inline value_type apply(T a1, U a2)
{
return a1 - a2;
}
};
template <typename T, typename U>
struct multipliesx : public StaticFunctionBase<multipliesv<T,U>, multipliesx<T,U>, T, U>
struct multipliesx : public StaticFunctionBase<multipliesx<T,U>>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<multipliesv<T,U>, multipliesx<T,U>, T, U>::apply;
using StaticFunctionBase<multipliesx<T,U>>::apply;
typedef multipliesv<T,U> value_type;
static inline multipliesv<T,U> apply(T a1, U a2)
static inline value_type apply(T a1, U a2)
{
return a1 * a2;
}
};
template <typename T, typename U>
struct dividesx : public StaticFunctionBase<dividesv<T,U>, dividesx<T,U>, T, U>
struct dividesx : public StaticFunctionBase<dividesx<T,U>>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<dividesv<T,U>, dividesx<T,U>, T, U>::apply;
using StaticFunctionBase<dividesx<T,U>>::apply;
typedef dividesv<T,U> value_type;
static inline dividesv<T,U> apply(T a1, U a2)
static inline value_type apply(T a1, U a2)
{
return a1 / a2;
}
@ -149,11 +116,12 @@ namespace MultiArrayTools
};
template <typename T>
struct negate : public StaticFunctionBase<T, negate<T>, T>
struct negate : public StaticFunctionBase<negate<T>>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<T, negate<T>, T>::apply;
using StaticFunctionBase<negate<T>>::apply;
typedef T value_type;
static inline T apply(T a)
{
return -a;
@ -173,60 +141,6 @@ namespace MultiArrayTools
template <typename T>
using divides = dividesx<T,T>;
/*
template <typename T>
struct plus : public StaticFunctionBase<T, plus<T>, T, T>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<T, plus<T>, T, T>::apply;
static inline T apply(T a1, T a2)
{
return a1 + a2;
}
static inline T& selfApply(T& a1, const T& a2)
{
return a1 += a2;
}
};
template <typename T>
struct minus : public StaticFunctionBase<T, minus<T>, T, T>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<T, minus<T>, T, T>::apply;
static inline T apply(T a1, T a2)
{
return a1 - a2;
}
};
template <typename T>
struct multiplies : public StaticFunctionBase<T, multiplies<T>, T, T>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<T, multiplies<T>, T, T>::apply;
static inline T apply(T a1, T a2)
{
return a1 * a2;
}
};
template <typename T>
struct divides : public StaticFunctionBase<T, divides<T>, T, T>
{
static constexpr bool FISSTATIC = true;
using StaticFunctionBase<T, divides<T>, T, T>::apply;
static inline T apply(T a1, T a2)
{
return a1 / a2;
}
};
*/
// OPERATIONS (STATIC)
template <typename R, typename... Args>
class function
@ -247,16 +161,28 @@ namespace MultiArrayTools
return mF(args...);
}
template <size_t N, class Tuple, typename... As>
static inline auto xapply(const std::function<R(Args...)>& ff, const Tuple& tp, As... as)
{
if constexpr(N > 0){
return xapply<N-1>(ff, tp, std::get<N>(tp), as...);
}
else {
return ff(std::get<0>(tp), as...);
}
}
inline R operator()(const std::tuple<Args...>& args)
{
return ArgPack<sizeof...(Args)-1>::template mkd<std::function<R(Args...)>,std::tuple<Args...>>>(mF, args);
return xapply<sizeof...(Args)-1>(mF, args);
}
};
#include <cmath>
#define regFunc1(fff) template <typename T>\
struct x_##fff : public StaticFunctionBase<T, x_##fff<T>, T> {\
struct x_##fff : public StaticFunctionBase<x_##fff<T>> {\
static constexpr bool FISSTATIC = true;\
typedef T value_type; \
static inline T apply(T a){\
return fff(a); } };
@ -271,35 +197,17 @@ namespace MultiArrayTools
template <typename T>
static inline T apply(T a)
{
return a * x_ipow<N-1>::apply(a);
if constexpr(N > 0){
return a * x_ipow<N-1>::apply(a);
}
else {
return a;
}
}
};
template <>
struct x_ipow<0>
{
static constexpr bool FISSTATIC = true;
template <typename T>
static inline T apply(T a)
{
return a;
}
};
/*
template <typename T, class Func>
struct dynamic_function
{
static constexpr bool FISSTATIC = false;
template <typename... Us>
inline T apply(Us... args)
{
return f(args...);
}
};
*/
} // end namespace MultiArrayHelper
#include "arith.cc.h"
#endif

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@ -1,46 +0,0 @@
#ifndef __operation_helper_h__
#define __operation_helper_h__
#include "multi_array_operation.h"
namespace MultiArrayTools
{
template <class BaseArray, class... Ranges>
class PseudoArray
{
size_t mThreadNum;
Slice<> mSl;
mutable ConstOperationRoot<T,Range> mOp;
public:
template <class ET>
const SrcHolder<ConstOperationRoot<T,Range>> operator[](ET pos) const;
};
template <class Operation>
class SrcHolder
{
TempHolder operator+(SrcHolder in) const;
// aso
};
template <class Operation>
class TempHolder
{
TempHolder operator+(SrcHolder in) const;
TempHolder operator+(TempHolder in) const;
};
template <class Operation>
class TarHolder
{
TarHolder& operator=(TempHolder in);
};
} // namespace MultiArrayTools
#endif