@spatial/kinks

kinks

Takes a [linestring][1], [multi-linestring][2], [multi-polygon][3], or [polygon][4] and returns [points][5] at all self-intersections.

$3

- featureIn [Feature][6]<([LineString][7] \| [MultiLineString][8] \| [MultiPolygon][9] \| [Polygon][10])> input feature

$3

``javascript
var poly = turf.polygon([[
[-12.034835, 8.901183],
[-12.060413, 8.899826],
[-12.03638, 8.873199],
[-12.059383, 8.871418],
[-12.034835, 8.901183]
]]);

var kinks = turf.kinks(poly);

//addToMap
var addToMap = [poly, kinks]
`

Returns [FeatureCollection][11]<[Point][12]> self-intersections

[1]: https://tools.ietf.org/html/rfc7946#section-3.1.4

[2]: https://tools.ietf.org/html/rfc7946#section-3.1.5

[3]: https://tools.ietf.org/html/rfc7946#section-3.1.7

[4]: https://tools.ietf.org/html/rfc7946#section-3.1.6

[5]: https://tools.ietf.org/html/rfc7946#section-3.1.2

[6]: https://tools.ietf.org/html/rfc7946#section-3.2

[7]: https://tools.ietf.org/html/rfc7946#section-3.1.4

[8]: https://tools.ietf.org/html/rfc7946#section-3.1.5

[9]: https://tools.ietf.org/html/rfc7946#section-3.1.7

[10]: https://tools.ietf.org/html/rfc7946#section-3.1.6

[11]: https://tools.ietf.org/html/rfc7946#section-3.3

[12]: https://tools.ietf.org/html/rfc7946#section-3.1.2

---

This module is part of the Turfjs project, an open source
module collection dedicated to geographic algorithms. It is maintained in the
Turfjs/turf repository, where you can create
PRs and issues.

$3

Install this module individually:

`sh
$ npm install @spatial/kinks
`

Or install the Turf module that includes it as a function:

`sh
$ npm install @turf/turf
``