common.hpp

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#ifndef EAGINE_UNITS_COMMON_HPP
#define EAGINE_UNITS_COMMON_HPP
 
#include "default.hpp"
#include "unit/si/angle.hpp"
#include "unit/si/temperature.hpp"
#include "unit/si/time.hpp"
 
namespace eagine::units {
namespace scales {
 
struct pi;
 
template <int I>
struct constant;
 
template <typename S1, typename S2>
struct divided;
 
} // namespace scales
 
namespace base {
 
// dimensions
struct time;
struct angle;
struct temperature;
 
// units
struct radian;
 
} // namespace base
 
// dimensions
using time = dimension<base::time, 1>;
using angle = dimension<base::angle, 1>;
using temperature = dimension<base::temperature, 1>;
 
// units
using second = unit<time, si>;
 
using radian = unit<angle, si>;
using degree = scaled_dim_unit<
  angle,
  bits::unit_scales<
    bits::
      uni_sca<base::radian, scales::divided<scales::pi, scales::constant<180>>>,
    nothing_t>,
  si>;
 
using kelvin = unit<temperature, si>;
 
} // namespace eagine::units
 
#endif // EAGINE_UNITS_COMMON_HPP