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src/main.rs: Clean up warnings.

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This commit is contained in:
Jim Blandy 2019-09-02 17:29:07 -07:00
parent 8d0d5f667c
commit cbfad8bb03
1 changed files with 1 additions and 12 deletions
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13
src/main.rs
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@ -149,15 +149,6 @@ fn write_image(filename: &str, pixels: &[u8], bounds: (usize, usize))
}
use std::time::{Instant, Duration};
fn measure_elapsed_time<F: FnOnce()>(f: F) -> Duration {
let t0 = Instant::now();
f();
Instant::now() - t0
}
extern crate crossbeam;
use std::sync::Mutex;
@ -192,9 +183,8 @@ fn main() {
{
let bands = Mutex::new(pixels.chunks_mut(band_rows * bounds.0).enumerate());
crossbeam::scope(|scope| {
for i in 0..threads {
for _ in 0..threads {
scope.spawn(|| {
let mut count = 0;
loop {
match {
let mut guard = bands.lock().unwrap();
@ -203,7 +193,6 @@ fn main() {
{
None => { return; }
Some((i, band)) => {
count += 1;
let top = band_rows * i;
let height = band.len() / bounds.0;
let band_bounds = (bounds.0, height);