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DeterministicContext

presentar_terminal::tools::bench

Struct DeterministicContext 

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pub struct DeterministicContext {
    pub timestamp: u64,
    pub rng_seed: u64,
    pub cpu_usage: Vec<f64>,
    pub memory_used: u64,
    pub memory_total: u64,
    /* private fields */
}
Expand description

Deterministic rendering context for reproducible benchmarks.

Provides fixed timestamps, RNG seeds, and simulated system data for pixel-perfect comparison testing.

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§timestamp: u64

Fixed timestamp (epoch seconds).

§rng_seed: u64

Fixed RNG seed.

§cpu_usage: Vec<f64>

Simulated CPU usage per core.

§memory_used: u64

Simulated memory usage (bytes).

§memory_total: u64

Simulated memory total (bytes).

Implementations§

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impl DeterministicContext

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pub fn new() -> Self

Create deterministic context with default values.

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pub fn with_seed(seed: u64) -> Self

Create with custom seed for reproducible random data.

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pub const fn now(&self) -> u64

Get deterministic timestamp.

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pub fn rand(&mut self) -> f64

Get reproducible random value (0.0-1.0).

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pub fn rand_range(&mut self, min: f64, max: f64) -> f64

Get reproducible random value in range.

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pub fn get_cpu_usage(&self, core: usize) -> f64

Get CPU usage for a specific core.

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pub fn memory_percent(&self) -> f64

Get memory usage percentage.

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pub fn reset_rng(&mut self)

Reset RNG to initial state.

Trait Implementations§

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impl Clone for DeterministicContext

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fn clone(&self) -> DeterministicContext

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for DeterministicContext

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

Formats the value using the given formatter. Read more
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impl Default for DeterministicContext

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fn default() -> Self

Returns the “default value” for a type. Read more

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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where Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.
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