枚举 Engine 

pub enum Engine {
    Software,
    SoundExchange,
}

Variants

Software

SoundExchange

trait 实现

impl Clone for Engine

fn clone(&self) -> Engine

Returns a duplicate of the value. 阅读更多

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

从 source 执行拷贝赋值。 阅读更多

impl Debug for Engine

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

使用给定的格式化器格式化该值。 阅读更多

impl From<Engine> for SwrEngine

fn from(value: Engine) -> SwrEngine

Converts to this type from the input type.

impl From<SwrEngine> for Engine

fn from(value: SwrEngine) -> Engine

Converts to this type from the input type.

impl PartialEq for Engine

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

Tests for self and other values to be equal, and is used by ==.

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

测试 !=。默认实现几乎总是足够的，没有充分理由不应被重写。

impl Copy for Engine

impl Eq for Engine

impl StructuralPartialEq for Engine