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use super::precision::*;
use std::ops::*;
#[derive(Clone, Copy, Eq, PartialEq)]
pub struct Timestamp(pub(crate) u64);
#[derive(Clone, Copy, Default, Eq, PartialEq, Ord, PartialOrd)]
pub struct Elapsed(u64);
impl Sub for Timestamp {
type Output = Elapsed;
#[inline]
fn sub(self, ts: Timestamp) -> Self::Output {
if self.0 >= ts.0 {
Elapsed(self.0 - ts.0)
} else {
Elapsed(self.0 + (!ts.0) + 1)
}
}
}
impl Add for Elapsed {
type Output = Elapsed;
#[inline]
fn add(self, other: Elapsed) -> Self::Output {
Elapsed(self.0 + other.0)
}
}
impl AddAssign for Elapsed {
#[inline]
fn add_assign(&mut self, other: Elapsed) {
self.0 += other.0;
}
}
impl Elapsed {
#[inline]
pub fn new() -> Self {
Elapsed::default()
}
#[inline]
pub fn from_ticks(ticks: u64) -> Self {
Elapsed(ticks)
}
#[inline]
pub fn ticks(&self) -> u64 {
self.0
}
#[inline]
pub fn as_secs(&self, precision: &Precision) -> u64 {
self.0 / precision.frequency
}
#[inline]
pub fn as_secs_f64(&self, precision: &Precision) -> f64 {
self.0 as f64 / precision.frequency as f64
}
#[inline]
pub fn as_millis(&self, precision: &Precision) -> u64 {
self.0 * 1_000 / precision.frequency
}
#[inline]
pub fn as_ns(&self, precision: &Precision) -> u64 {
(((self.0 as f64 * 1_000.0) / precision.frequency as f64) * 1_000_000.0) as u64
}
}