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added more prefixed SI units; added alias_unit and prefixed_alias_unit types

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Ramzi Sabra authored and Mateusz Pusz committed 2020-05-08 10:41:38 +02:00
1 parent 202a2b0823
commit 6f8bddc832
23 files changed
+1797 -76
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src/include/units/unit.h
+21
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@@ -74,6 +74,7 @@ template<typename Child>
struct unit : downcast_child<Child, scaled_unit<ratio<1>, Child>> {
static constexpr bool is_named = false;
using prefix_family = no_prefix;
using base_prefix_family = no_prefix;
};
/**
@@ -100,6 +101,7 @@ struct named_unit : downcast_child<Child, scaled_unit<ratio<1>, Child>> {
static constexpr bool is_named = true;
static constexpr auto symbol = Symbol;
using prefix_family = PT;
using base_prefix_family = PT;
};
/**
@@ -121,6 +123,7 @@ struct named_scaled_unit : downcast_child<Child, scaled_unit<ratio_multiply<R, t
static constexpr bool is_named = true;
static constexpr auto symbol = Symbol;
using prefix_family = PT;
using base_prefix_family = PT;
};
/**
@@ -141,6 +144,7 @@ struct prefixed_unit :
static constexpr bool is_named = true;
static constexpr auto symbol = P::symbol + U::symbol;
using prefix_family = no_prefix;
using base_prefix_family = U::base_prefix_family;
};
/**
@@ -163,6 +167,7 @@ struct deduced_unit : downcast_child<Child, detail::deduced_unit<Dim, U, URest..
static constexpr bool is_named = false;
static constexpr auto symbol = detail::deduced_symbol_text<Dim, U, URest...>();
using prefix_family = no_prefix;
using base_prefix_family = U::base_prefix_family;
};
// template<typename Child, Dimension Dim, basic_fixed_string Symbol, PrefixFamily PT, Unit U, Unit... Us>
@@ -172,4 +177,20 @@ struct deduced_unit : downcast_child<Child, detail::deduced_unit<Dim, U, URest..
// using prefix_family = PT;
// };
template<Unit U, basic_symbol_text Symbol>
struct alias_unit : U {
static constexpr bool is_named = true;
static constexpr auto symbol = Symbol;
using prefix_family = U::base_prefix_family;
using base_prefix_family = U::base_prefix_family;
};
template<Unit U, Prefix P, Unit AU>
struct prefixed_alias_unit : U {
static constexpr bool is_named = true;
static constexpr auto symbol = P::symbol + AU::symbol;
using prefix_family = no_prefix;
using base_prefix_family = AU::base_prefix_family;
};
} // namespace units