feedc0de/mp-units
1
0
Fork 0
forked from mpusz/mp-units
Code Pull Requests Activity

feat: rankine unit added

Browse Source
This commit is contained in:
Mateusz Pusz
2025-01-22 11:01:36 +01:00
parent 7c54067a55
commit a74658937a
1 changed files with 5 additions and 3 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
src/systems/include/mp-units/systems/usc.h
View File

@@ -126,10 +126,12 @@ inline constexpr struct inch_of_mercury final : named_unit<"inHg", mag_ratio<3'3
#undef MP_UNITS_REDEFINE_PASCAL
#endif
// https://en.wikipedia.org/wiki/United_States_customary_units#Temperature
inline constexpr struct zeroth_degree_Fahrenheit final : relative_point_origin<::mp_units::point<mag_ratio<5, 9> * si::degree_Celsius>(-32)> {} zeroth_degree_Fahrenheit;
inline constexpr struct degree_Fahrenheit final : named_unit<symbol_text{u8"℉", "`F"}, mag_ratio<5, 9> * si::degree_Celsius, zeroth_degree_Fahrenheit> {} degree_Fahrenheit;
// https://en.wikipedia.org/wiki/Fahrenheit
inline constexpr auto zeroth_rankine = si::zeroth_kelvin;
inline constexpr struct rankine final : named_unit<symbol_text{u8"°R", "`R"}, mag_ratio<5, 9> * si::kelvin, zeroth_rankine> {} rankine;
inline constexpr struct zeroth_degree_Fahrenheit final : relative_point_origin<::mp_units::point<si::milli<rankine>>(459'670)> {} zeroth_degree_Fahrenheit;
inline constexpr struct degree_Fahrenheit final : named_unit<symbol_text{u8"℉", "`F"}, rankine, zeroth_degree_Fahrenheit> {} degree_Fahrenheit;
// clang-format on
namespace unit_symbols {