Type Alias ClutterAlphaFunc 

pub type ClutterAlphaFunc = Option<unsafe extern "C" fn(*mut ClutterAlpha, gpointer) -> c_double>;

Aliased Type

pub enum ClutterAlphaFunc {
    None,
    Some(unsafe extern "C" fn(*mut ClutterAlpha, *mut c_void) -> f64),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut ClutterAlpha, *mut c_void) -> f64)

Some value of type T.