Returns a quantity point at point_origin, holding the representation type's zero value.
Declared in <mp-units/framework/quantity_point.h>
[[nodiscard]]
constexpr
static
quantity_point
zero() noexcept
requires (PO == default_point_origin(R)) && requires { quantity_type::zero(); };
Only available when point_origin is the default point origin for R.
A quantity point equal to quantity_type::zero() measured from point_origin.
The return value should not be discarded.