Struct BackgroundEffectSurfaceCachedState 

pub struct BackgroundEffectSurfaceCachedState {
    pub blur_region: Option<RegionAttributes>,
}

Available on crate feature wayland_frontend only.

Cached state for background effect per surface (double-buffered)

use smithay::wayland::compositor;
use smithay::wayland::background_effect::BackgroundEffectSurfaceCachedState;

compositor::with_states(&wl_surface, |states| {
    let mut modifier_state = states.cached_state.get::<BackgroundEffectSurfaceCachedState>();
    dbg!(&modifier_state.current().blur_region);
});

Fields

blur_region: Option<RegionAttributes>

Region of the surface that will have its background blurred.

Trait Implementations

impl Cacheable for BackgroundEffectSurfaceCachedState

fn commit(&mut self, _dh: &DisplayHandle) -> Self

Produce a new state to be cached from the pending state

fn merge_into(self, into: &mut Self, _dh: &DisplayHandle)

Merge a state update into the current state

impl Clone for BackgroundEffectSurfaceCachedState

fn clone(&self) -> BackgroundEffectSurfaceCachedState

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BackgroundEffectSurfaceCachedState

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

Formats the value using the given formatter.

impl Default for BackgroundEffectSurfaceCachedState

fn default() -> BackgroundEffectSurfaceCachedState

Returns the “default value” for a type.