glew_sys

Type Alias PFNGLSAMPLECOVERAGEARBPROC

source 
pub type PFNGLSAMPLECOVERAGEARBPROC = Option<unsafe extern "C" fn(value: GLclampf, invert: GLboolean)>;

Aliased Type§

enum PFNGLSAMPLECOVERAGEARBPROC {
    None,
    Some(unsafe extern "C" fn(_: f32, _: u8)),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(_: f32, _: u8))

Some value of type T.