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add very simple benchmarks for drawing primitives with RgbaBitmaps

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will need these for simple comparisons in the very near future
This commit is contained in:
Gered 2023-05-01 16:23:44 -04:00
parent 3a27994091
commit a0ec2f4826
2 changed files with 161 additions and 0 deletions
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4
ggdt/Cargo.toml
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@ -41,6 +41,10 @@ harness = false
name = "loading"
harness = false
[[bench]]
name = "primitives"
harness = false
[[bench]]
name = "triangles"
harness = false

157
ggdt/benches/primitives.rs Normal file
View file

@ -0,0 +1,157 @@
use criterion::{black_box, criterion_group, criterion_main, Criterion};
use ggdt::prelude::*;
pub fn criterion_benchmark(c: &mut Criterion) {
let width = 320;
let height = 240;
let mut dest = RgbaBitmap::new(width, height).unwrap();
// note that none of these are all-inclusive benchmarks that cover all kinds of different scenarios and such
// where the rendering logic might change based on the actual arguments given (e.g. i am not benchmarking
// anything which does clipping as of yet).
// maybe i will eventually add that kind of detailed benchmarking, but this for now is to just get a very,
// very, VERY, basic idea about general performance ... moreso so that i can easily compare before/after
// as i change other things in the future
c.bench_function("rgbabitmap_primitives_set_pixel", |b| {
dest.clear(0xff000000);
b.iter(|| dest.set_pixel(black_box(100), black_box(100), black_box(0xffff00ff)))
});
c.bench_function("rgbabitmap_primitives_set_blended_pixel", |b| {
dest.clear(0xff000000);
b.iter(|| {
dest.set_blended_pixel(
black_box(100),
black_box(100),
black_box(0x7fff00ff),
black_box(BlendFunction::Blend),
)
})
});
c.bench_function("rgbabitmap_primitives_set_pixel_unchecked", |b| {
dest.clear(0xff000000);
b.iter(|| unsafe { dest.set_pixel_unchecked(black_box(100), black_box(100), black_box(0xffff00ff)) })
});
c.bench_function("rgbabitmap_primitives_set_blended_pixel_unchecked", |b| {
dest.clear(0xff000000);
b.iter(|| unsafe {
dest.set_blended_pixel_unchecked(
black_box(100),
black_box(100),
black_box(0x7fff00ff),
black_box(BlendFunction::Blend),
)
})
});
c.bench_function("rgbabitmap_primitives_line", |b| {
dest.clear(0xff000000);
b.iter(|| dest.line(black_box(10), black_box(50), black_box(310), black_box(120), black_box(0xffff00ff)))
});
c.bench_function("rgbabitmap_primitives_blended_line", |b| {
dest.clear(0xff000000);
b.iter(|| {
dest.blended_line(
black_box(10),
black_box(50),
black_box(310),
black_box(120),
black_box(0x7fff00ff),
black_box(BlendFunction::Blend),
)
})
});
c.bench_function("rgbabitmap_primitives_horiz_line", |b| {
dest.clear(0xff000000);
b.iter(|| dest.horiz_line(black_box(10), black_box(310), black_box(70), black_box(0xffff00ff)))
});
c.bench_function("rgbabitmap_primitives_blended_horiz_line", |b| {
dest.clear(0xff000000);
b.iter(|| {
dest.blended_horiz_line(
black_box(10),
black_box(310),
black_box(70),
black_box(0x7fff00ff),
black_box(BlendFunction::Blend),
)
})
});
c.bench_function("rgbabitmap_primitives_vert_line", |b| {
dest.clear(0xff000000);
b.iter(|| dest.vert_line(black_box(90), black_box(10), black_box(230), black_box(0xffff00ff)))
});
c.bench_function("rgbabitmap_primitives_blended_vert_line", |b| {
dest.clear(0xff000000);
b.iter(|| {
dest.blended_vert_line(
black_box(90),
black_box(10),
black_box(230),
black_box(0x7fff00ff),
black_box(BlendFunction::Blend),
)
})
});
c.bench_function("rgbabitmap_primitives_rect", |b| {
dest.clear(0xff000000);
b.iter(|| dest.rect(black_box(10), black_box(10), black_box(310), black_box(230), black_box(0xffff00ff)))
});
c.bench_function("rgbabitmap_primitives_blended_rect", |b| {
dest.clear(0xff000000);
b.iter(|| {
dest.blended_rect(
black_box(10),
black_box(10),
black_box(310),
black_box(230),
black_box(0x7fff00ff),
black_box(BlendFunction::Blend),
)
})
});
c.bench_function("rgbabitmap_primitives_filled_rect", |b| {
dest.clear(0xff000000);
b.iter(|| dest.filled_rect(black_box(10), black_box(10), black_box(310), black_box(230), black_box(0xffff00ff)))
});
c.bench_function("rgbabitmap_primitives_blended_filled_rect", |b| {
dest.clear(0xff000000);
b.iter(|| {
dest.blended_filled_rect(
black_box(10),
black_box(10),
black_box(310),
black_box(230),
black_box(0x7fff00ff),
black_box(BlendFunction::Blend),
)
})
});
c.bench_function("rgbabitmap_primitives_circle", |b| {
dest.clear(0xff000000);
b.iter(|| dest.circle(black_box(160), black_box(120), black_box(80), black_box(0xffff00ff)))
});
c.bench_function("rgbabitmap_primitives_filled_circle", |b| {
dest.clear(0xff000000);
b.iter(|| dest.filled_circle(black_box(160), black_box(120), black_box(80), black_box(0xffff00ff)))
});
}
criterion_group!(benches, criterion_benchmark);
criterion_main!(benches);