Type Alias PFNGLVERTEXATTRIB4DVARBPROC

pub type PFNGLVERTEXATTRIB4DVARBPROC = Option<unsafe extern "C" fn(index: GLuint, v: *const GLdouble)>;

Aliased Type

enum PFNGLVERTEXATTRIB4DVARBPROC {
    None,
    Some(unsafe extern "C" fn(_: u32, _: *const f64)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: u32, _: *const f64))

Some value of type T.