glew_sys

Type Alias PFNGLERRORSTRINGREGALPROC

source 
pub type PFNGLERRORSTRINGREGALPROC = Option<unsafe extern "C" fn(error: GLenum) -> *const GLchar>;

Aliased Type§

enum PFNGLERRORSTRINGREGALPROC {
    None,
    Some(unsafe extern "C" fn(_: u32) -> *const i8),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(_: u32) -> *const i8)

Some value of type T.