Struct InputFairnessGuard 

pub struct InputFairnessGuard { /* private fields */ }

Guard for input fairness scheduling.

Monitors event processing fairness and triggers interventions when input events are at risk of starvation due to resize processing.

Implementations

impl InputFairnessGuard

pub fn new() -> Self

Create a new fairness guard with default configuration.

pub fn with_config(config: FairnessConfig) -> Self

Create a new fairness guard with the given configuration.

pub fn input_arrived(&mut self, now: Instant)

Signal that an input event has arrived.

Call this when an input event is received but before processing.

pub fn check_fairness(&mut self, now: Instant) -> FairnessDecision

Check fairness and return a decision.

Call this before processing a resize event to check if input is starving.

pub fn event_processed( &mut self, event_type: EventType, duration: Duration, _now: Instant, )

Record that an event was processed.

pub fn stats(&self) -> &FairnessStats

Get current statistics.

pub fn intervention_counts(&self) -> &InterventionCounts

Get intervention counts.

pub fn config(&self) -> &FairnessConfig

Get current configuration.

pub fn resize_dominance_count(&self) -> u32

Current resize dominance count.

pub fn is_enabled(&self) -> bool

Check if fairness is enabled.

pub fn jain_index(&self) -> f64

Get current Jain’s fairness index.

pub fn has_pending_input(&self) -> bool

Check if there is pending input.

pub fn reset(&mut self)

Reset the guard state (useful for testing).

Trait Implementations

impl Debug for InputFairnessGuard

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

Formats the value using the given formatter.

impl Default for InputFairnessGuard

fn default() -> Self

Returns the “default value” for a type.