Struct GpuTimestamp 

pub struct GpuTimestamp {
    pub label: String,
    pub start: Instant,
    pub end: Option<Instant>,
}

A single GPU timestamp sample.

Records the start and optional end time of a GPU operation.

Fields

label: String

Human-readable label for this timestamp.

start: Instant

Wall-clock time when the operation began.

end: Option<Instant>

Wall-clock time when the operation ended, if completed.

Implementations

impl GpuTimestamp

pub fn begin(label: impl Into<String>) -> Self

Create a new timestamp starting now.

pub fn finish(&mut self)

Mark this timestamp as finished.

pub fn elapsed(&self) -> Option<Duration>

Return the elapsed duration, or None if not yet finished.

pub fn elapsed_us(&self) -> Option<f64>

Return elapsed microseconds as f64, or None if not yet finished.

Trait Implementations

impl Clone for GpuTimestamp

fn clone(&self) -> GpuTimestamp

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GpuTimestamp

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

Formats the value using the given formatter.