Struct SimTime 

pub struct SimTime(/* private fields */);

Implementations

impl SimTime

pub const EPOCH: SimTime

pub const fn from_minutes(minutes_from_epoch: i64) -> SimTime

Examples found in repository

examples/continuous_game_loop.rs (line 475)

fn assert_expected_outcome(outcome: &RunOutcome) {
    let ids = Canwu::demo_ids();
    let command_at = SimTime::from_minutes(1);
    let arrival_at = SimTime::from_minutes(1_081);
    let final_time = SimTime::from_minutes(1_082);

    assert_eq!(outcome.time, final_time, "the scripted final time changed");
    let army = outcome
        .world
        .army(ids.army)
        .expect("the demo army must remain present");
    assert_eq!(
        army.location, ids.eastern_territory,
        "the scheduled arrival must execute"
    );
    assert!(
        army.transit.is_none(),
        "the army must no longer be in authoritative transit"
    );

    assert_eq!(
        outcome.commands.len(),
        1,
        "the move command must be accepted"
    );
    let command = &outcome.commands[0];
    assert_eq!(command.accepted_at, command_at);
    assert_eq!(command.envelope.expected_time, Some(command_at));
    assert!(matches!(
        &command.envelope.command,
        Command::OrderMovement {
            subject: EntityRef::Army(army),
            destination,
            cargo,
        } if *army == ids.army
            && *destination == ids.eastern_territory
            && cargo.is_empty()
    ));

    let event_timeline = outcome
        .events
        .iter()
        .map(|event| (event.kind.qualified_event_type(), event.timestamp))
        .collect::<Vec<_>>();
    assert_eq!(
        event_timeline,
        vec![
            ("move_ordered".to_owned(), command_at),
            ("army_arrived".to_owned(), arrival_at),
            ("knowledge_updated".to_owned(), arrival_at),
            ("report_dispatched".to_owned(), arrival_at),
        ],
        "the expected command and scheduled-arrival event timeline changed"
    );
    assert_eq!(
        outcome.canonical_boundaries, 2,
        "the command and arrival should settle at two canonical boundaries"
    );
}

pub const fn as_minutes(self) -> i64

pub const fn checked_add(self, duration: SimDuration) -> Option<SimTime>

Examples found in repository

examples/continuous_game_loop.rs (line 264)

    fn submit_player_command(&mut self) -> Result<(), CanwuError> {
        let captured_at = self.presentation_time();
        let due_at = if self.accumulated_sim_nanos == 0 {
            self.authority.time()
        } else {
            self.authority
                .time()
                .checked_add(SIMULATION_QUANTUM)
                .expect("the scripted command time must remain representable")
        };
        let envelope = CommandEnvelope::new(
            Issuer::Actor(self.ids.commander),
            Command::OrderMovement {
                subject: EntityRef::Army(self.ids.army),
                destination: self.ids.eastern_territory,
                cargo: Vec::new(),
            },
        )
        .at_time(due_at);
        let request = CommandRequest::new(
            CommandRequestId::new(1),
            self.authority.revision(),
            envelope,
        );
        let ingress = self.authority.enqueue_command(due_at, 0, request)?;

        if self.verbose {
            println!(
                "INPUT: queued commander move as {:?}, captured_at={captured_at}, quantized_due_at={due_at}",
                ingress.ingress_id,
            );
        }

        // This drains ingress due at the current canonical time only. The
        // mid-quantum command remains queued until normal accumulation reaches
        // its quantized minute; future scheduled work is never jumped to.
        let receipts = self.authority.advance_canonical(SimDuration::ZERO)?;
        self.canonical_boundaries += receipts.len();
        self.refresh_presentation_from_authority();
        self.presentation.render(self.presentation_time());
        if self.verbose {
            self.print_frame(GameSpeed::X1);
        }
        self.report_new_events();
        Ok(())
    }

pub const fn checked_sub(self, other: SimTime) -> Option<SimDuration>

Trait Implementations

impl Add<SimDuration> for SimTime

type Output = SimTime

The resulting type after applying the + operator.

fn add(self, duration: SimDuration) -> <SimTime as Add<SimDuration>>::Output

Performs the + operation.

impl AddAssign<SimDuration> for SimTime

fn add_assign(&mut self, duration: SimDuration)

Performs the += operation.

impl Clone for SimTime

fn clone(&self) -> SimTime

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for SimTime

impl Debug for SimTime

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

Formats the value using the given formatter.

impl Default for SimTime

fn default() -> SimTime

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for SimTime

fn deserialize<__D>( __deserializer: __D, ) -> Result<SimTime, <__D as Deserializer<'de>>::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Display for SimTime

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

Formats the value using the given formatter.

impl Eq for SimTime

impl Ord for SimTime

fn cmp(&self, other: &SimTime) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for SimTime

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

Equality operator ==.

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

Inequality operator !=.

impl PartialOrd for SimTime

fn partial_cmp(&self, other: &SimTime) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

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

Tests less than (for self and other) and is used by the < operator.

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

Tests less than or equal to (for self and other) and is used by the <= operator.

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

Tests greater than (for self and other) and is used by the > operator.

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

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl Serialize for SimTime

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for SimTime

impl Sub for SimTime

type Output = SimDuration

The resulting type after applying the - operator.

fn sub(self, other: SimTime) -> <SimTime as Sub>::Output

Performs the - operation.