Enum Damage 

pub enum Damage {
    None,
    Area(f32),
    Unknown,
}

How much of a frame changed since the frame before it, as far as its capture can tell.

Variants

None

Nothing changed.

Area(f32)

This fraction of the frame’s area changed, in (0, 1].

Unknown

Something changed, and the capture cannot say how much (NvFBC’s new-frame report).

Implementations

impl Damage

pub fn of_rects<'a>( rects: impl IntoIterator<Item = &'a Rectangle<i32, Physical>>, width: i32, height: i32, ) -> Self

The damage a set of rectangles on a width x height frame reports: their summed area, clipped to the frame, overlaps counted twice.

pub fn is_dirty(self) -> bool

Whether anything changed.

Trait Implementations

impl Clone for Damage

fn clone(&self) -> Damage

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for Damage

impl Debug for Damage

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

Formats the value using the given formatter.

impl PartialEq for Damage

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

Equality operator ==.

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

Inequality operator !=.

impl StructuralPartialEq for Damage