Type Alias PFNGLMAPBUFFERRANGEEXTPROC

pub type PFNGLMAPBUFFERRANGEEXTPROC = Option<unsafe extern "C" fn(_: u32, _: isize, _: isize, _: u32) -> *mut c_void>;

Aliased Type

enum PFNGLMAPBUFFERRANGEEXTPROC {
    None,
    Some(unsafe extern "C" fn(_: u32, _: isize, _: isize, _: u32) -> *mut c_void),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: u32, _: isize, _: isize, _: u32) -> *mut c_void)

Some value of type T.