diff options
Diffstat (limited to 'vendor/image/benches/copy_from.rs')
-rw-r--r-- | vendor/image/benches/copy_from.rs | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/vendor/image/benches/copy_from.rs b/vendor/image/benches/copy_from.rs new file mode 100644 index 0000000..37a4af8 --- /dev/null +++ b/vendor/image/benches/copy_from.rs @@ -0,0 +1,14 @@ +use criterion::{black_box, criterion_group, criterion_main, Criterion}; +use image::{GenericImage, ImageBuffer, Rgba}; + +pub fn bench_copy_from(c: &mut Criterion) { + let src = ImageBuffer::from_pixel(2048, 2048, Rgba([255u8, 0, 0, 255])); + let mut dst = ImageBuffer::from_pixel(2048, 2048, Rgba([0u8, 0, 0, 255])); + + c.bench_function("copy_from", |b| { + b.iter(|| dst.copy_from(black_box(&src), 0, 0)) + }); +} + +criterion_group!(benches, bench_copy_from); +criterion_main!(benches); |