Type Alias windows::Win32::Graphics::Direct3D9::LPD3DENUMDEVICESCALLBACK7

pub type LPD3DENUMDEVICESCALLBACK7 = Option<unsafe extern "system" fn(lpdevicedescription: PCSTR, lpdevicename: PCSTR, param2: *mut D3DDEVICEDESC7, param3: *mut c_void) -> HRESULT>;

Aliased Type

enum LPD3DENUMDEVICESCALLBACK7 {
    None,
    Some(unsafe extern "system" fn(_: PCSTR, _: PCSTR, _: *mut D3DDEVICEDESC7, _: *mut c_void) -> HRESULT),
}

Variants

None

No value.

Some(unsafe extern "system" fn(_: PCSTR, _: PCSTR, _: *mut D3DDEVICEDESC7, _: *mut c_void) -> HRESULT)

Some value of type T.