Type Alias PFNGLGETSUBROUTINEINDEXPROC

pub type PFNGLGETSUBROUTINEINDEXPROC = Option<unsafe extern "C" fn(program: GLuint, shadertype: GLenum, name: *const GLchar) -> GLuint>;

Aliased Type

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

Variants

None

No value.

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

Some value of type T.