Enum BackendPreference 

pub enum BackendPreference {
    Auto,
    Vulkan,
    Gles,
}

Which backend to use.

Variants

Auto

Try each compiled-in backend in order of preference.

Vulkan first: it is the reference implementation, the backend features land on first, and the one every other is diffed against.

Vulkan

Vulkan, or fail.

Gles

GLES, or fail.

Trait Implementations

impl Clone for BackendPreference

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for BackendPreference

impl Debug for BackendPreference

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for BackendPreference

fn default() -> Self

Returns the “default value” for a type.

impl Eq for BackendPreference

impl PartialEq for BackendPreference

fn eq(&self, other: &Self) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for BackendPreference