29 lines
956 B
Rust
29 lines
956 B
Rust
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use criterion::{black_box, criterion_group, criterion_main, Criterion};
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use libretrogd::Bitmap;
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use libretrogd::Palette;
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use libretrogd::{SCREEN_HEIGHT, SCREEN_WIDTH};
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pub fn criterion_benchmark(c: &mut Criterion) {
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let mut source = Bitmap::new(SCREEN_WIDTH, SCREEN_HEIGHT).unwrap();
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let mut dest = vec![0u32; (SCREEN_WIDTH * SCREEN_HEIGHT * 4) as usize].into_boxed_slice();
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let palette = Palette::new_vga_palette().unwrap();
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c.bench_function("deindex_bitmap_pixels", |b| {
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b.iter(|| source.copy_as_argb_to(&mut dest, &palette))
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});
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c.bench_function("set_pixel", |b| {
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b.iter(|| source.set_pixel(black_box(100), black_box(100), black_box(42)))
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});
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c.bench_function("set_pixel_unchecked", |b| {
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b.iter(|| unsafe {
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source.set_pixel_unchecked(black_box(100), black_box(100), black_box(42))
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})
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});
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}
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criterion_group!(benches, criterion_benchmark);
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criterion_main!(benches);
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