| 82 | } |
| 83 | |
| 84 | bool DesignDay_Impl::isWindSpeedDefaulted() const { |
| 85 | return isEmpty(OS_SizingPeriod_DesignDayFields::WindSpeed); |
| 86 | } |
| 87 | |
| 88 | double DesignDay_Impl::windDirection() const { |
| 89 | boost::optional<double> value = getDouble(OS_SizingPeriod_DesignDayFields::WindDirection, true); |