Type Alias LPD3DENUMDEVICESCALLBACK 

pub type LPD3DENUMDEVICESCALLBACK = Option<unsafe extern "system" fn(lpguid: *mut GUID, lpdevicedescription: PCSTR, lpdevicename: PCSTR, param3: *mut D3DDEVICEDESC, param4: *mut D3DDEVICEDESC, param5: *mut c_void) -> HRESULT>;

Aliased Type

pub enum LPD3DENUMDEVICESCALLBACK {
    None,
    Some(unsafe extern "system" fn(*mut GUID, PCSTR, PCSTR, *mut D3DDEVICEDESC, *mut D3DDEVICEDESC, *mut c_void) -> HRESULT),
}

Variants

None

No value.

Some(unsafe extern "system" fn(*mut GUID, PCSTR, PCSTR, *mut D3DDEVICEDESC, *mut D3DDEVICEDESC, *mut c_void) -> HRESULT)

Some value of type T.