Type Alias PFNGLBINDTEXGENPARAMETEREXTPROC

pub type PFNGLBINDTEXGENPARAMETEREXTPROC = Option<unsafe extern "C" fn(unit: GLenum, coord: GLenum, value: GLenum) -> GLuint>;

Aliased Type

enum PFNGLBINDTEXGENPARAMETEREXTPROC {
    None,
    Some(unsafe extern "C" fn(_: u32, _: u32, _: u32) -> u32),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: u32, _: u32, _: u32) -> u32)

Some value of type T.