glew_sys

Type Alias PFNGLWINDOWPOS2DMESAPROC

source 
pub type PFNGLWINDOWPOS2DMESAPROC = Option<unsafe extern "C" fn(x: GLdouble, y: GLdouble)>;

Aliased Type§

enum PFNGLWINDOWPOS2DMESAPROC {
    None,
    Some(unsafe extern "C" fn(_: f64, _: f64)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(_: f64, _: f64))

Some value of type T.