7 releases (3 stable)

1.0.2 Mar 21, 2023
1.0.1 Oct 31, 2021
0.2.1 Jun 10, 2021
0.2.0 Sep 15, 2018
0.1.1 Sep 14, 2018

#269 in Algorithms

Download history 647/week @ 2023-11-03 722/week @ 2023-11-10 838/week @ 2023-11-17 883/week @ 2023-11-24 710/week @ 2023-12-01 1172/week @ 2023-12-08 970/week @ 2023-12-15 412/week @ 2023-12-22 656/week @ 2023-12-29 1051/week @ 2024-01-05 1211/week @ 2024-01-12 1469/week @ 2024-01-19 1589/week @ 2024-01-26 1080/week @ 2024-02-02 1008/week @ 2024-02-09 664/week @ 2024-02-16

4,583 downloads per month
Used in 14 crates (10 directly)

ISC license

96KB
460 lines

delaunator-rs

An incredibly fast and robust Rust library for Delaunay triangulation of 2D points. A port of Delaunator.

delaunator on Crates.io Tests

Documentation

Example

use delaunator::{Point, triangulate};

let points = vec![
    Point { x: 0., y: 0. },
    Point { x: 1., y: 0. },
    Point { x: 1., y: 1. },
    Point { x: 0., y: 1. },
];

let result = triangulate(&points);

println!("{:?}", result.triangles); // [0, 2, 1, 0, 3, 2]

Performance

Results for 3.1 GHz Intel Core i7 on a Macbook Pro 15'' (2017):

points time
100 16.478µs
1,000 277.64µs
10,000 3.753ms
100,000 63.627ms
1,000,000 898.78ms
10,000,000 11.857s

Dependencies

~480KB