Struct DisplayBackend 

#[repr(C)]
pub struct DisplayBackend<'userdata> {
    pub features: u64,
    pub create_userdata: *const c_void,
    pub create_userdata_lifetime: PhantomData<&'userdata c_void>,
    pub create_fn: Option<unsafe extern "C" fn(instance: *mut *mut c_void, userdata: *const c_void, reserved: *const c_void) -> i32>,
    pub vtable: DisplayVtable,
}

Fields

features: u64

create_userdata: *const c_void

create_userdata_lifetime: PhantomData<&'userdata c_void>

create_fn: Option<unsafe extern "C" fn(instance: *mut *mut c_void, userdata: *const c_void, reserved: *const c_void) -> i32>

vtable: DisplayVtable

Implementations

impl DisplayBackend<'_>

pub fn create_instance( &self, ) -> Result<DisplayBackendInstance, DisplayBackendError>

Create a DisplayBackendInstance, the caller is responsible for only calling this on a properly constructed DisplayBackend struct.

pub fn verify(&self) -> bool

Trait Implementations

impl<'userdata> Clone for DisplayBackend<'userdata>

fn clone(&self) -> DisplayBackend<'userdata>

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'userdata> Copy for DisplayBackend<'userdata>

impl Send for DisplayBackend<'_>