diff options
Diffstat (limited to 'src/unit_reduction.h')
-rw-r--r-- | src/unit_reduction.h | 133 |
1 files changed, 0 insertions, 133 deletions
diff --git a/src/unit_reduction.h b/src/unit_reduction.h deleted file mode 100644 index d9060d2..0000000 --- a/src/unit_reduction.h +++ /dev/null @@ -1,133 +0,0 @@ -#pragma once - -#include <cstdint> -#include <type_traits> - -namespace kelun { -template<typename... T> -constexpr bool is_always_false = false; - -template<typename UnitType, int64_t Exponent> -struct unit_component; - -template<typename StorageT, typename... T> -class unit; - -namespace impl { - -template<typename T, typename U> -class unit_matching; - -template<typename... T> -class unit_redux_list { - static_assert(sizeof...(T) == 0, "Template type not supported"); - - using reduced_typed = unit_redux_list<>; -}; - -template<typename T0, int64_t E0, typename... TL, int64_t... EL> -struct unit_redux_list<unit_component<T0,E0>, unit_component<TL,EL>...> { - using reduced_type = typename unit_matching<unit_redux_list<unit_component<T0,E0>, unit_component<TL,EL>...>, unit_redux_list<>>::type; -}; - -template<typename T, typename U, typename V> -class unit_matching_reduce { -public: - static_assert(is_always_false<T, U, V>, "Template type not supported"); -}; - -template<typename T, int64_t E, typename T0, int64_t E0, typename... TL, int64_t... EL, typename... TR, int64_t... ER> -class unit_matching_reduce<unit_component<T,E>, unit_redux_list<unit_component<T0,E0>,unit_component<TL,EL>...>, unit_redux_list<unit_component<TR,ER>...>> { -public: - static constexpr bool is_same = std::is_same_v<T,T0>; - - using match_reduce_type = typename std::conditional<is_same, unit_component<T,E+E0>, unit_component<T,E>>::type; - using match_reduce_unit_redux_list = typename std::conditional<is_same, unit_redux_list<unit_component<TR,ER>...>, unit_redux_list<unit_component<TR,ER>..., unit_component<T0,E0>>>::type; - - using value_type = typename unit_matching_reduce<match_reduce_type, unit_redux_list<unit_component<TL,EL>...>, match_reduce_unit_redux_list>::value_type; - using unit_redux_list_type = typename unit_matching_reduce<match_reduce_type, unit_redux_list<unit_component<TL,EL>...>, match_reduce_unit_redux_list>::unit_redux_list_type; - - static constexpr int64_t value_num = unit_matching_reduce<match_reduce_type, unit_redux_list<unit_component<TL,EL>...>, match_reduce_unit_redux_list>::value_num; -}; - -template<typename T, int64_t E, typename... TR, int64_t... ER> -class unit_matching_reduce<unit_component<T,E>, unit_redux_list<>, unit_redux_list<unit_component<TR,ER>...>> { -public: - using value_type = unit_component<T,E>; - using unit_redux_list_type = unit_redux_list<unit_component<TR,ER>...>; - - static constexpr int64_t value_num = E; -}; - -template<typename T, typename U> -class unit_matching { - static_assert(is_always_false<T, U>, "Template type not supported"); -}; - -template<typename... T, int64_t... E> -class unit_matching<unit_redux_list<>,unit_redux_list<unit_component<T,E>...>> { -public: - using type = unit_redux_list<unit_component<T,E>...>; - -}; - -template<typename T0, int64_t E0, typename... TL, int64_t... EL, typename... TR, int64_t... ER> -class unit_matching<unit_redux_list<unit_component<T0,E0>,unit_component<TL,EL>...>, unit_redux_list<unit_component<TR,ER>...>> { -public: - using reduced_value_type = typename unit_matching_reduce<unit_component<T0,E0>, unit_redux_list<unit_component<TL,EL>...>, unit_redux_list<>>::value_type; - using reduced_unit_redux_list_type = typename unit_matching_reduce<unit_component<T0,E0>, unit_redux_list<unit_component<TL,EL>...>, unit_redux_list<>>::unit_redux_list_type; - - static constexpr int64_t reduced_value_num = unit_matching_reduce<unit_component<T0,E0>, unit_redux_list<unit_component<TL,EL>...>, unit_redux_list<>>::value_num; - using reduced_result_unit_redux_list = typename std::conditional<reduced_value_num == 0, unit_redux_list<unit_component<TR,ER>...>, unit_redux_list<unit_component<TR,ER>...,reduced_value_type>>::type; - - using type = typename unit_matching<reduced_unit_redux_list_type, reduced_result_unit_redux_list>::type; -}; - -template<typename List, typename StorageT> -class unit_matching_add_storage { -public: - static_assert(is_always_false<List,StorageT>, "Template type not supported"); -}; - -template<typename StorageT, typename... UnitTypes, int64_t... UnitExponents> -class unit_matching_add_storage<unit_redux_list<unit_component<UnitTypes,UnitExponents>...>, StorageT> { -public: - using type = unit<StorageT, unit_component<UnitTypes,UnitExponents>...>; -}; - -} - -template<typename StorageT, typename... T> -class unit_reduction { - static_assert(is_always_false<StorageT,T...>, "Template type not supported"); -}; - -template<typename StorageT, typename... UnitT, int64_t... UnitE> -class unit_reduction<StorageT, unit_component<UnitT, UnitE>...> { -public: - using list_type = typename impl::unit_matching<impl::unit_redux_list<unit_component<UnitT, UnitE>...>, impl::unit_redux_list<>>::type; - using type = typename impl::unit_matching_add_storage<list_type, StorageT>::type; -}; - -template<typename StorageT, typename... T> -class unit_invert { - static_assert(is_always_false<StorageT, T...>, "Template type not supported"); -}; - -template<typename StorageT, typename... UnitT, int64_t... UnitE> -class unit_invert<StorageT, unit_component<UnitT, UnitE>...> { -public: - using type = unit<StorageT, unit_component<UnitT, -UnitE>...>; -}; - -template<typename T, typename U> -class unit_multiplication{ - static_assert(is_always_false<T, U>, "Template type not supported"); -}; - -template<typename StorageT, typename... UnitT, int64_t... UnitE, typename... UnitRhsT, int64_t... UnitRhsE> -class unit_multiplication<unit<StorageT, unit_component<UnitT,UnitE>...>, unit<StorageT, unit_component<UnitRhsT, UnitRhsE>...>> { -public: - using type = typename unit_reduction<StorageT, unit_component<UnitT,UnitE>..., unit_component<UnitRhsT, UnitRhsE>...>::type; -}; -} |