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refactor: make the interface of reference more visible

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This commit is contained in:
Johel Ernesto Guerrero Peña
2021-03-18 13:23:46 -04:00
committed by Mateusz Pusz
parent dd1a46cd35
commit 4622979ed9
1 changed files with 33 additions and 26 deletions
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59
src/core/include/units/reference.h
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@@ -27,6 +27,31 @@
namespace units { namespace units {
template<Dimension D, UnitOf<D> U>
struct reference;
namespace detail {
template<typename D, typename D1, typename U1, typename D2, typename U2>
using reference_multiply_impl = reference<D, downcast_unit<D,
(U1::ratio / dimension_unit<D1>::ratio) * (U2::ratio / dimension_unit<D2>::ratio) * dimension_unit<D>::ratio>>;
template<typename D, typename D1, typename U1, typename D2, typename U2>
using reference_divide_impl = reference<D, downcast_unit<D,
(U1::ratio / dimension_unit<D1>::ratio) / (U2::ratio / dimension_unit<D2>::ratio) * dimension_unit<D>::ratio>>;
} // namespace detail
template<Reference R1, Reference R2>
using reference_multiply = detail::reference_multiply_impl<
dimension_multiply<typename R1::dimension, typename R2::dimension>,
typename R1::dimension, typename R1::unit, typename R2::dimension, typename R2::unit>;
template<Reference R1, Reference R2>
using reference_divide = detail::reference_divide_impl<
dimension_divide<typename R1::dimension, typename R2::dimension>,
typename R1::dimension, typename R1::unit, typename R2::dimension, typename R2::unit>;
/** /**
* @brief The type for unit constants * @brief The type for unit constants
* *
@@ -63,37 +88,19 @@ template<Dimension D, UnitOf<D> U>
struct reference { struct reference {
using dimension = D; using dimension = D;
using unit = U; using unit = U;
template<typename QuantityOrQuantityValue, typename D2, typename U2>
requires Quantity<QuantityOrQuantityValue> || QuantityValue<QuantityOrQuantityValue>
friend constexpr Quantity auto operator*(const QuantityOrQuantityValue& lhs, reference<D2, U2>);
template<typename QuantityOrQuantityValue, typename D2, typename U2>
requires Quantity<QuantityOrQuantityValue> || QuantityValue<QuantityOrQuantityValue>
friend constexpr Quantity auto operator/(const QuantityOrQuantityValue& lhs, reference<D2, U2>);
}; };
namespace detail {
template<typename D, typename D1, typename U1, typename D2, typename U2>
using reference_multiply_impl = reference<D, downcast_unit<D,
(U1::ratio / dimension_unit<D1>::ratio) * (U2::ratio / dimension_unit<D2>::ratio) * dimension_unit<D>::ratio>>;
} // namespace detail
template<Reference R1, Reference R2>
using reference_multiply = detail::reference_multiply_impl<
dimension_multiply<typename R1::dimension, typename R2::dimension>,
typename R1::dimension, typename R1::unit, typename R2::dimension, typename R2::unit>;
template<Reference R1, Reference R2> template<Reference R1, Reference R2>
[[nodiscard]] constexpr reference_multiply<R1, R2> operator*(R1, R2) { return {}; } [[nodiscard]] constexpr reference_multiply<R1, R2> operator*(R1, R2) { return {}; }
namespace detail {
template<typename D, typename D1, typename U1, typename D2, typename U2>
using reference_divide_impl = reference<D, downcast_unit<D,
(U1::ratio / dimension_unit<D1>::ratio) / (U2::ratio / dimension_unit<D2>::ratio) * dimension_unit<D>::ratio>>;
} // namespace detail
template<Reference R1, Reference R2>
using reference_divide = detail::reference_divide_impl<
dimension_divide<typename R1::dimension, typename R2::dimension>,
typename R1::dimension, typename R1::unit, typename R2::dimension, typename R2::unit>;
template<Reference R1, Reference R2> template<Reference R1, Reference R2>
[[nodiscard]] constexpr reference_divide<R1, R2> operator/(R1, R2) { return {}; } [[nodiscard]] constexpr reference_divide<R1, R2> operator/(R1, R2) { return {}; }