Type Alias PFNGLREADINSTRUMENTSSGIXPROC 

pub type PFNGLREADINSTRUMENTSSGIXPROC = Option<unsafe extern "C" fn(marker: GLint)>;

Aliased Type

pub enum PFNGLREADINSTRUMENTSSGIXPROC {
    None,
    Some(unsafe extern "C" fn(i32)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(i32))

Some value of type T.