forked from mpusz/mp-units
style: clang-format applied to the remaining files
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@@ -53,7 +53,7 @@ struct Ship {
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};
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// Print 'a' in its current units and print its value cast to the units in each of Args
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template<class ...Args, units::Quantity Q>
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template<class... Args, units::Quantity Q>
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auto fmt_line(const Q a)
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{
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return STD_FMT::format("{:22}", a) + (STD_FMT::format(",{:20}", units::quantity_cast<Args>(a)) + ...);
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@@ -65,16 +65,27 @@ void print_details(std::string_view description, const Ship& ship)
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using namespace units::isq::si::fps::literals;
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const auto waterDensity = 62.4_q_lb_per_ft3;
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std::cout << STD_FMT::format("{}\n", description);
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std::cout << STD_FMT::format("{:20} : {}\n", "length", fmt_line<si::fps::length<si::fps::yard>, si::length<si::metre>>(ship.length))
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<< STD_FMT::format("{:20} : {}\n", "draft", fmt_line<si::fps::length<si::fps::yard>, si::length<si::metre>>(ship.draft))
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<< STD_FMT::format("{:20} : {}\n", "beam", fmt_line<si::fps::length<si::fps::yard>, si::length<si::metre>>(ship.beam))
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<< STD_FMT::format("{:20} : {}\n", "mass", fmt_line<si::fps::mass<si::fps::long_ton>, si::mass<si::tonne>>(ship.mass))
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<< STD_FMT::format("{:20} : {}\n", "speed", fmt_line<si::fps::speed<si::fps::knot>, si::speed<si::kilometre_per_hour>>(ship.speed))
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<< STD_FMT::format("{:20} : {}\n", "power", fmt_line<si::fps::power<si::fps::horse_power>, si::power<si::kilowatt>>(ship.power))
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<< STD_FMT::format("{:20} : {}\n", "main guns", fmt_line<si::fps::length<si::fps::inch>, si::length<si::millimetre>>(ship.mainGuns))
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<< STD_FMT::format("{:20} : {}\n", "fire shells weighing",fmt_line<si::fps::mass<si::fps::long_ton>, si::mass<si::kilogram>>(ship.shellMass))
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<< STD_FMT::format("{:20} : {}\n", "fire shells at",fmt_line<si::fps::speed<si::fps::mile_per_hour>, si::speed<si::kilometre_per_hour>>(ship.shellSpeed))
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<< STD_FMT::format("{:20} : {}\n", "volume underwater", fmt_line<si::volume<si::cubic_metre>, si::volume<si::litre>>(ship.mass / waterDensity));
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std::cout << STD_FMT::format("{:20} : {}\n", "length",
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fmt_line<si::fps::length<si::fps::yard>, si::length<si::metre>>(ship.length))
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<< STD_FMT::format("{:20} : {}\n", "draft",
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fmt_line<si::fps::length<si::fps::yard>, si::length<si::metre>>(ship.draft))
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<< STD_FMT::format("{:20} : {}\n", "beam",
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fmt_line<si::fps::length<si::fps::yard>, si::length<si::metre>>(ship.beam))
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<< STD_FMT::format("{:20} : {}\n", "mass",
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fmt_line<si::fps::mass<si::fps::long_ton>, si::mass<si::tonne>>(ship.mass))
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<< STD_FMT::format("{:20} : {}\n", "speed",
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fmt_line<si::fps::speed<si::fps::knot>, si::speed<si::kilometre_per_hour>>(ship.speed))
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<< STD_FMT::format("{:20} : {}\n", "power",
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fmt_line<si::fps::power<si::fps::horse_power>, si::power<si::kilowatt>>(ship.power))
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<< STD_FMT::format("{:20} : {}\n", "main guns",
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fmt_line<si::fps::length<si::fps::inch>, si::length<si::millimetre>>(ship.mainGuns))
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<< STD_FMT::format("{:20} : {}\n", "fire shells weighing",
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fmt_line<si::fps::mass<si::fps::long_ton>, si::mass<si::kilogram>>(ship.shellMass))
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<< STD_FMT::format(
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"{:20} : {}\n", "fire shells at",
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fmt_line<si::fps::speed<si::fps::mile_per_hour>, si::speed<si::kilometre_per_hour>>(ship.shellSpeed))
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<< STD_FMT::format("{:20} : {}\n", "volume underwater",
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fmt_line<si::volume<si::cubic_metre>, si::volume<si::litre>>(ship.mass / waterDensity));
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}
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int main()
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@@ -83,13 +94,37 @@ int main()
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using namespace units::isq::si::fps::literals;
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// KMS Bismark, using the units the Germans would use, taken from Wiki
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auto bismark = Ship{.length{251._q_m}, .draft{9.3_q_m}, .beam{36_q_m}, .speed{56_q_km_per_h}, .mass{50'300_q_t}, .mainGuns{380_q_mm}, .shellMass{800_q_kg}, .shellSpeed{820._q_m_per_s}, .power{110.45_q_kW}};
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auto bismark = Ship{.length{251._q_m},
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.draft{9.3_q_m},
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.beam{36_q_m},
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.speed{56_q_km_per_h},
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.mass{50'300_q_t},
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.mainGuns{380_q_mm},
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.shellMass{800_q_kg},
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.shellSpeed{820._q_m_per_s},
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.power{110.45_q_kW}};
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// USS Iowa, using units from the foot-pound-second system
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auto iowa = Ship{.length{860._q_ft}, .draft{37._q_ft + 2._q_in}, .beam{108._q_ft + 2._q_in}, .speed{33_q_knot}, .mass{57'540_q_lton}, .mainGuns{16_q_in}, .shellMass{2700_q_lb}, .shellSpeed{2690._q_ft_per_s}, .power{212'000_q_hp}};
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auto iowa = Ship{.length{860._q_ft},
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.draft{37._q_ft + 2._q_in},
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.beam{108._q_ft + 2._q_in},
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.speed{33_q_knot},
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.mass{57'540_q_lton},
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.mainGuns{16_q_in},
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.shellMass{2700_q_lb},
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.shellSpeed{2690._q_ft_per_s},
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.power{212'000_q_hp}};
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// HMS King George V, using units from the foot-pound-second system
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auto kgv = Ship{.length{745.1_q_ft}, .draft{33._q_ft + 7.5_q_in}, .beam{103.2_q_ft + 2.5_q_in}, .speed{28.3_q_knot}, .mass{42'245_q_lton}, .mainGuns{14_q_in}, .shellMass{1'590_q_lb}, .shellSpeed{2483._q_ft_per_s}, .power{110'000_q_hp}};
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auto kgv = Ship{.length{745.1_q_ft},
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.draft{33._q_ft + 7.5_q_in},
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.beam{103.2_q_ft + 2.5_q_in},
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.speed{28.3_q_knot},
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.mass{42'245_q_lton},
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.mainGuns{14_q_in},
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.shellMass{1'590_q_lb},
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.shellSpeed{2483._q_ft_per_s},
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.power{110'000_q_hp}};
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print_details("KMS Bismark, defined in appropriate units from the SI system", bismark);
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std::cout << "\n\n";
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