Type Alias PFNGLVIEWPORTPOSITIONWSCALENVPROC
pub type PFNGLVIEWPORTPOSITIONWSCALENVPROC = Option<unsafe extern "C" fn(_: u32, _: f32, _: f32)>;Aliased Type§
enum PFNGLVIEWPORTPOSITIONWSCALENVPROC {
None,
Some(unsafe extern "C" fn(_: u32, _: f32, _: f32)),
}