PhidgetSoundSensor_OnSPLChangeCallback

Type Alias PhidgetSoundSensor_OnSPLChangeCallback 

Source
pub type PhidgetSoundSensor_OnSPLChangeCallback = Option<unsafe extern "C" fn(ch: PhidgetSoundSensorHandle, ctx: *mut c_void, dB: f64, dBA: f64, dBC: f64, octaves: *const f64)>;

Aliased Type§

pub enum PhidgetSoundSensor_OnSPLChangeCallback {
    None,
    Some(unsafe extern "C" fn(*mut _PhidgetSoundSensor, *mut c_void, f64, f64, f64, *const f64)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(*mut _PhidgetSoundSensor, *mut c_void, f64, f64, f64, *const f64))

Some value of type T.