Type Alias VipsPlotFn 

pub type VipsPlotFn = Option<unsafe extern "C" fn(image: *mut VipsImage, x: c_int, y: c_int, a: *mut c_void, b: *mut c_void, c: *mut c_void) -> c_int>;

Aliased Type

pub enum VipsPlotFn {
    None,
    Some(unsafe extern "C" fn(*mut _VipsImage, i32, i32, *mut c_void, *mut c_void, *mut c_void) -> i32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(*mut _VipsImage, i32, i32, *mut c_void, *mut c_void, *mut c_void) -> i32)

Some value of type T.