Enum Tier 

#[non_exhaustive]
pub enum Tier {
    Plane,
    Composite,
    Fb,
}

Which way a decoration reaches the screen.

Variants (Non-exhaustive)

Non-exhaustive enums could have additional variants added in future. Therefore, when matching against variants of non-exhaustive enums, an extra wildcard arm must be added to account for any future variants.

Plane

One overlay plane per decoration.

Composite

All of them blended onto one canvas plane.

Fb

Into a framebuffer, with no plane involved.

Trait Implementations

impl Clone for Tier

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 Tier

impl Debug for Tier

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

Formats the value using the given formatter.

impl Eq for Tier

impl PartialEq for Tier

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Tier