Type Alias PFNGLGETNAMEDPROGRAMLOCALPARAMETERDVEXTPROC

pub type PFNGLGETNAMEDPROGRAMLOCALPARAMETERDVEXTPROC = Option<unsafe extern "C" fn(program: GLuint, target: GLenum, index: GLuint, params: *mut GLdouble)>;

Aliased Type

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

Variants

None

No value.

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

Some value of type T.