Type Alias PFNGLGETHISTOGRAMPROC

pub type PFNGLGETHISTOGRAMPROC = Option<unsafe extern "C" fn(target: GLenum, reset: GLboolean, format: GLenum, type_: GLenum, values: *mut c_void)>;

Aliased Type

enum PFNGLGETHISTOGRAMPROC {
    None,
    Some(unsafe extern "C" fn(_: u32, _: u8, _: u32, _: u32, _: *mut c_void)),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: u32, _: u8, _: u32, _: u32, _: *mut c_void))

Some value of type T.