Struct GpuTimestampQuery 

pub struct GpuTimestampQuery {
    pub label: String,
    pub start_ns: u64,
    pub end_ns: u64,
    /* private fields */
}

A single GPU timestamp query pair.

Fields

label: String

Label for this query.

start_ns: u64

Simulated start time (nanoseconds).

end_ns: u64

Simulated end time (nanoseconds).

Implementations

impl GpuTimestampQuery

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

Create a new timestamp query.

pub fn begin(&mut self, now_ns: u64)

Record the start timestamp.

pub fn end(&mut self, now_ns: u64)

Record the end timestamp.

pub fn elapsed_us(&self) -> f64

Elapsed time in microseconds.

pub fn elapsed_ms(&self) -> f64

Elapsed time in milliseconds.

pub fn is_active(&self) -> bool

True when a begin is outstanding.

Trait Implementations

impl Clone for GpuTimestampQuery

fn clone(&self) -> GpuTimestampQuery

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GpuTimestampQuery

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

Formats the value using the given formatter.