feat: unit conversion operator added to quantity_point

2023-05-16 13:44:13 +02:00
parent 32aa05700b
commit a2b1fdd4c8
1 changed files with 7 additions and 0 deletions
--- a/src/core/include/mp_units/quantity_point.h
+++ b/src/core/include/mp_units/quantity_point.h
@@ -133,6 +133,13 @@ public:
      return point_origin.absolute() + relative();
  }

+  template<Unit U>
+    requires detail::QuantityConvertibleTo<quantity_type, quantity<::mp_units::reference<quantity_spec, U{}>{}, Rep>>
+  [[nodiscard]] constexpr quantity_point<::mp_units::reference<quantity_spec, U{}>{}, PO, Rep> operator[](U) const
+  {
+    return quantity_point<quantity_spec[U{}], PO, Rep>{*this};
+  }
+
  // member unary operators
  constexpr quantity_point& operator++()
    requires requires { ++q_; }