pub type PhidgetMagnetometer_OnMagneticFieldChangeCallback = Option<unsafe extern "C" fn(ch: PhidgetMagnetometerHandle, ctx: *mut c_void, magneticField: *const f64, timestamp: f64)>;Aliased Type§
pub enum PhidgetMagnetometer_OnMagneticFieldChangeCallback {
None,
Some(unsafe extern "C" fn(*mut _PhidgetMagnetometer, *mut c_void, *const f64, f64)),
}