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Parallell tessellation (#3934)

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* Part of https://github.com/emilk/egui/issues/1485

This adds a `rayon` feature to `epaint` and `egui` to parallelize
tessellation of large shapes, such as high-resolution plot lines.
This commit is contained in:
Emil Ernerfeldt
2024-02-01 16:27:59 +01:00
committed by GitHub
parent 8860930ec8
commit 1db291721f
9 changed files with 290 additions and 111 deletions
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6
crates/epaint/benches/benchmark.rs
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@@ -60,14 +60,14 @@ fn tessellate_circles(c: &mut Criterion) {
let prepared_discs = atlas.prepared_discs();
b.iter(|| {
let clipped_primitive = tessellate_shapes(
let mut tessellator = Tessellator::new(
pixels_per_point,
options,
font_tex_size,
prepared_discs.clone(),
clipped_shapes.clone(),
);
black_box(clipped_primitive);
let clipped_primitives = tessellator.tessellate_shapes(clipped_shapes.clone());
black_box(clipped_primitives);
});
});
}