eagine/units.cpp

Copyright Matus Chochlik. Distributed under the Boost Software License, Version 1.0. See accompanying file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt

#include <eagine/tagged_quantity.hpp>
#include <eagine/units/dimensions.hpp>
#include <eagine/units/strings.hpp>
#include <eagine/units/unit/si.hpp>
#include <iostream>
 
template <typename Unit>
using qty = eagine::tagged_quantity<float, Unit>;
 
template <typename Unit>
void print(const qty<Unit>& q) {
    using eagine::units::get_name;
    using eagine::units::get_name_form;
    using eagine::units::get_symbol;
 
    const auto dim = get_dimension(q.unit());
    std::cout << get_name(dim) << " (" << get_name_form(dim)
              << "): " << q.value() << " [" << get_symbol(q.unit()) << " ("
              << get_name_form(q.unit()) << ")]\n";
}
 
auto main() -> int {
    using namespace eagine::units;
 
    qty<meter> x{2.F};
    qty<meter> y{3.F};
    qty<meter> z{4.F};
    qty<newton> f{12.F};
    qty<second> t{6.F};
    auto a = x * y;
    auto v = a * z;
    auto s = f / a;
    auto e = v * s;
    auto p = e / t;
 
    print(x);
    print(y);
    print(a);
    print(v);
    print(t);
    print(f);
    print(s);
    print(e);
    print(p);
 
    return 0;
}