66 lines
2 KiB
Rust
66 lines
2 KiB
Rust
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use criterion::{criterion_group, criterion_main, Criterion};
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fn buffer_mut(c: &mut Criterion) {
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#[cfg(any(target_arch = "wasm32", target_arch = "wasm64"))]
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{
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// Do nothing.
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let _ = c;
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}
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#[cfg(not(any(target_arch = "wasm32", target_arch = "wasm64")))]
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{
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use criterion::black_box;
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use softbuffer::{Context, Surface};
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use std::num::NonZeroU32;
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use winit::platform::run_return::EventLoopExtRunReturn;
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let mut evl = winit::event_loop::EventLoop::new();
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let window = winit::window::WindowBuilder::new()
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.with_visible(false)
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.build(&evl)
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.unwrap();
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evl.run_return(move |ev, elwt, control_flow| {
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control_flow.set_poll();
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if let winit::event::Event::RedrawEventsCleared = ev {
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control_flow.set_exit();
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let mut surface = unsafe {
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let context = Context::new(elwt).unwrap();
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Surface::new(&context, &window).unwrap()
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};
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let size = window.inner_size();
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surface
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.resize(
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NonZeroU32::new(size.width).unwrap(),
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NonZeroU32::new(size.height).unwrap(),
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)
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.unwrap();
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c.bench_function("buffer_mut()", |b| {
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b.iter(|| {
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for _ in 0..500 {
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black_box(surface.buffer_mut().unwrap());
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}
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});
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});
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c.bench_function("pixels_mut()", |b| {
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let mut buffer = surface.buffer_mut().unwrap();
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b.iter(|| {
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for _ in 0..500 {
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let x: &mut [u32] = &mut buffer;
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black_box(x);
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}
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});
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});
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}
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});
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}
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}
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criterion_group!(benches, buffer_mut);
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criterion_main!(benches);
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