Method get_value

src/bvar/window.h:223–238

    }

    value_type get_value(time_t window_size) const override {
        detail::Sample<value_type> s;
        this->get_span(window_size, &s);
        // We may test if the multiplication overflows and use integral ops
        // if possible. However signed/unsigned 32-bit/64-bit make the solution
        // complex. Since this function is not called often, we use floating
        // point for simplicity.
        if (s.time_us <= 0) {
            return static_cast<value_type>(0);
        }
        if (butil::is_floating_point<value_type>::value) {
            return static_cast<value_type>(s.data * 1000000.0 / s.time_us);
        } else {
            return static_cast<value_type>(round(s.data * 1000000.0 / s.time_us));
        }
    }

    value_type get_value() const { return Base::get_value(); }
};