glew_sys

Type Alias PFNGLMULTITEXGENDVEXTPROC

source 
pub type PFNGLMULTITEXGENDVEXTPROC = Option<unsafe extern "C" fn(texunit: GLenum, coord: GLenum, pname: GLenum, params: *const GLdouble)>;

Aliased Type§

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

Variants§

§1.0.0

None

No value.

§1.0.0

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

Some value of type T.