refactor: ValuePreservingScaling concepts renamed

This commit is contained in:
Mateusz Pusz
2025-06-23 19:17:06 +01:00
parent 93f3be47a4
commit 4ce1e9008d
2 changed files with 13 additions and 13 deletions

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@ -77,14 +77,14 @@ template<typename T, typename Arg>
concept ValuePreservingAssignment = std::assignable_from<T&, Arg> && is_value_preserving<std::remove_cvref_t<Arg>, T>; concept ValuePreservingAssignment = std::assignable_from<T&, Arg> && is_value_preserving<std::remove_cvref_t<Arg>, T>;
template<auto FromUnit, auto ToUnit, typename Rep> template<auto FromUnit, auto ToUnit, typename Rep>
concept ValuePreservingScaling1Rep = concept ValuePreservingScaling =
SaneScaling<FromUnit, ToUnit, Rep> && SaneScaling<FromUnit, ToUnit, Rep> &&
(treat_as_floating_point<Rep> || (integral_conversion_factor(FromUnit, ToUnit)) || (treat_as_floating_point<Rep> || (integral_conversion_factor(FromUnit, ToUnit)) ||
unsatisfied<"Scaling from '{}' to '{}' is not value-preserving for '{}' representation type">( unsatisfied<"Scaling from '{}' to '{}' is not value-preserving for '{}' representation type">(
unit_symbol(FromUnit), unit_symbol(ToUnit), type_name<Rep>())); unit_symbol(FromUnit), unit_symbol(ToUnit), type_name<Rep>()));
template<auto FromUnit, typename FromRep, auto ToUnit, typename ToRep> template<auto FromUnit, typename FromRep, auto ToUnit, typename ToRep>
concept ValuePreservingScaling2Reps = concept ValuePreservingConversion =
// TODO consider providing constraints of sudo_cast to check if representation types can be scaled between each other // TODO consider providing constraints of sudo_cast to check if representation types can be scaled between each other
// CastableReps<FromRep, ToRep, FromUnit, ToUnit> && // CastableReps<FromRep, ToRep, FromUnit, ToUnit> &&
SaneScaling<FromUnit, ToUnit, ToRep> && SaneScaling<FromUnit, ToUnit, ToRep> &&
@ -97,7 +97,7 @@ template<typename QTo, typename QFrom>
concept QuantityConstructibleFrom = concept QuantityConstructibleFrom =
Quantity<QTo> && Quantity<QFrom> && explicitly_convertible(QFrom::quantity_spec, QTo::quantity_spec) && Quantity<QTo> && Quantity<QFrom> && explicitly_convertible(QFrom::quantity_spec, QTo::quantity_spec) &&
ValuePreservingConstruction<typename QTo::rep, typename QFrom::rep> && ValuePreservingConstruction<typename QTo::rep, typename QFrom::rep> &&
ValuePreservingScaling2Reps<QFrom::unit, typename QFrom::rep, QTo::unit, typename QTo::rep>; ValuePreservingConversion<QFrom::unit, typename QFrom::rep, QTo::unit, typename QTo::rep>;
template<typename T, typename Rep> template<typename T, typename Rep>
concept ScalarValuePreservingTo = (!Quantity<T>) && Scalar<T> && is_value_preserving<T, Rep>; concept ScalarValuePreservingTo = (!Quantity<T>) && Scalar<T> && is_value_preserving<T, Rep>;
@ -245,7 +245,7 @@ public:
} }
template<detail::WeakUnitOf<quantity_spec> ToU> template<detail::WeakUnitOf<quantity_spec> ToU>
requires detail::ValuePreservingScaling1Rep<unit, ToU{}, rep> requires detail::ValuePreservingScaling<unit, ToU{}, rep>
[[nodiscard]] constexpr QuantityOf<quantity_spec> auto in(ToU) const [[nodiscard]] constexpr QuantityOf<quantity_spec> auto in(ToU) const
{ {
return quantity<detail::make_reference(quantity_spec, ToU{}), Rep>{*this}; return quantity<detail::make_reference(quantity_spec, ToU{}), Rep>{*this};
@ -260,7 +260,7 @@ public:
template<RepresentationOf<quantity_spec> ToRep, detail::WeakUnitOf<quantity_spec> ToU> template<RepresentationOf<quantity_spec> ToRep, detail::WeakUnitOf<quantity_spec> ToU>
requires detail::ValuePreservingConstruction<ToRep, rep> && requires detail::ValuePreservingConstruction<ToRep, rep> &&
detail::ValuePreservingScaling2Reps<unit, rep, ToU{}, ToRep> detail::ValuePreservingConversion<unit, rep, ToU{}, ToRep>
[[nodiscard]] constexpr QuantityOf<quantity_spec> auto in(ToU) const [[nodiscard]] constexpr QuantityOf<quantity_spec> auto in(ToU) const
{ {
return quantity<detail::make_reference(quantity_spec, ToU{}), ToRep>{*this}; return quantity<detail::make_reference(quantity_spec, ToU{}), ToRep>{*this};
@ -312,7 +312,7 @@ public:
#endif #endif
template<detail::WeakUnitOf<quantity_spec> U> template<detail::WeakUnitOf<quantity_spec> U>
requires detail::ValuePreservingScaling1Rep<unit, U{}, rep> requires detail::ValuePreservingScaling<unit, U{}, rep>
[[nodiscard]] constexpr rep numerical_value_in(U) const noexcept [[nodiscard]] constexpr rep numerical_value_in(U) const noexcept
{ {
return in(U{}).numerical_value_is_an_implementation_detail_; return in(U{}).numerical_value_is_an_implementation_detail_;
@ -400,7 +400,7 @@ public:
// compound assignment operators // compound assignment operators
template<auto R2, typename Rep2> template<auto R2, typename Rep2>
requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) && requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) &&
detail::ValuePreservingScaling2Reps<get_unit(R2), Rep2, unit, rep> && requires(rep& a, const Rep2 b) { detail::ValuePreservingConversion<get_unit(R2), Rep2, unit, rep> && requires(rep& a, const Rep2 b) {
{ a += b } -> std::same_as<rep&>; { a += b } -> std::same_as<rep&>;
} }
constexpr quantity& operator+=(const quantity<R2, Rep2>& other) & constexpr quantity& operator+=(const quantity<R2, Rep2>& other) &
@ -414,7 +414,7 @@ public:
template<auto R2, typename Rep2> template<auto R2, typename Rep2>
requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) && requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) &&
detail::ValuePreservingScaling2Reps<get_unit(R2), Rep2, unit, rep> && requires(rep& a, const Rep2 b) { detail::ValuePreservingConversion<get_unit(R2), Rep2, unit, rep> && requires(rep& a, const Rep2 b) {
{ a -= b } -> std::same_as<rep&>; { a -= b } -> std::same_as<rep&>;
} }
constexpr quantity& operator-=(const quantity<R2, Rep2>& other) & constexpr quantity& operator-=(const quantity<R2, Rep2>& other) &
@ -428,7 +428,7 @@ public:
template<auto R2, typename Rep2> template<auto R2, typename Rep2>
requires(!treat_as_floating_point<rep>) && (implicitly_convertible(get_quantity_spec(R2), quantity_spec)) && requires(!treat_as_floating_point<rep>) && (implicitly_convertible(get_quantity_spec(R2), quantity_spec)) &&
detail::ValuePreservingScaling2Reps<get_unit(R2), Rep2, unit, rep> && requires(rep& a, const Rep2 b) { detail::ValuePreservingConversion<get_unit(R2), Rep2, unit, rep> && requires(rep& a, const Rep2 b) {
{ a %= b } -> std::same_as<rep&>; { a %= b } -> std::same_as<rep&>;
} }
constexpr quantity& operator%=(const quantity<R2, Rep2>& other) & constexpr quantity& operator%=(const quantity<R2, Rep2>& other) &

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@ -329,7 +329,7 @@ public:
// unit conversions // unit conversions
template<detail::WeakUnitOf<quantity_spec> ToU> template<detail::WeakUnitOf<quantity_spec> ToU>
requires detail::ValuePreservingScaling1Rep<unit, ToU{}, rep> requires detail::ValuePreservingScaling<unit, ToU{}, rep>
[[nodiscard]] constexpr QuantityPointOf<quantity_spec> auto in(ToU) const [[nodiscard]] constexpr QuantityPointOf<quantity_spec> auto in(ToU) const
{ {
return ::mp_units::quantity_point{quantity_ref_from(point_origin).in(ToU{}), point_origin}; return ::mp_units::quantity_point{quantity_ref_from(point_origin).in(ToU{}), point_origin};
@ -344,7 +344,7 @@ public:
template<RepresentationOf<quantity_spec> ToRep, detail::WeakUnitOf<quantity_spec> ToU> template<RepresentationOf<quantity_spec> ToRep, detail::WeakUnitOf<quantity_spec> ToU>
requires detail::ValuePreservingConstruction<ToRep, rep> && requires detail::ValuePreservingConstruction<ToRep, rep> &&
detail::ValuePreservingScaling2Reps<unit, rep, ToU{}, ToRep> detail::ValuePreservingConversion<unit, rep, ToU{}, ToRep>
[[nodiscard]] constexpr QuantityPointOf<quantity_spec> auto in(ToU) const [[nodiscard]] constexpr QuantityPointOf<quantity_spec> auto in(ToU) const
{ {
return ::mp_units::quantity_point{quantity_ref_from(point_origin).template in<ToRep>(ToU{}), point_origin}; return ::mp_units::quantity_point{quantity_ref_from(point_origin).template in<ToRep>(ToU{}), point_origin};
@ -438,7 +438,7 @@ public:
// compound assignment operators // compound assignment operators
template<auto R2, typename Rep2> template<auto R2, typename Rep2>
requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) && requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) &&
detail::ValuePreservingScaling2Reps<get_unit(R2), Rep2, unit, rep> && detail::ValuePreservingConversion<get_unit(R2), Rep2, unit, rep> &&
requires(const quantity_type q) { quantity_from_origin_is_an_implementation_detail_ += q; } requires(const quantity_type q) { quantity_from_origin_is_an_implementation_detail_ += q; }
constexpr quantity_point& operator+=(const quantity<R2, Rep2>& q) & constexpr quantity_point& operator+=(const quantity<R2, Rep2>& q) &
{ {
@ -448,7 +448,7 @@ public:
template<auto R2, typename Rep2> template<auto R2, typename Rep2>
requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) && requires(implicitly_convertible(get_quantity_spec(R2), quantity_spec)) &&
detail::ValuePreservingScaling2Reps<get_unit(R2), Rep2, unit, rep> && detail::ValuePreservingConversion<get_unit(R2), Rep2, unit, rep> &&
requires(const quantity_type q) { quantity_from_origin_is_an_implementation_detail_ -= q; } requires(const quantity_type q) { quantity_from_origin_is_an_implementation_detail_ -= q; }
constexpr quantity_point& operator-=(const quantity<R2, Rep2>& q) & constexpr quantity_point& operator-=(const quantity<R2, Rep2>& q) &
{ {