Type Alias PFNGLGETSEMAPHOREPARAMETERUI64VEXTPROC

pub type PFNGLGETSEMAPHOREPARAMETERUI64VEXTPROC = Option<unsafe extern "C" fn(semaphore: GLuint, pname: GLenum, params: *mut GLuint64)>;

Aliased Type

enum PFNGLGETSEMAPHOREPARAMETERUI64VEXTPROC {
    None,
    Some(unsafe extern "C" fn(_: u32, _: u32, _: *mut u64)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: u32, _: u32, _: *mut u64))

Some value of type T.