Type Alias GeglLookupFunction 

pub type GeglLookupFunction = Option<unsafe extern "C" fn(c_float, gpointer) -> c_float>;

Aliased Type

pub enum GeglLookupFunction {
    None,
    Some(unsafe extern "C" fn(f32, *mut c_void) -> f32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(f32, *mut c_void) -> f32)

Some value of type T.