node-red-contrib-tak-registration
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A Node-RED node to register to TAK and to help wrap files as datapackages to send to TAK
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# @turf/center-of-mass
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## centerOfMass
Takes any [Feature][1] or a [FeatureCollection][2] and returns its [center of mass][3] using this formula: [Centroid of Polygon][4].
### Parameters
* `geojson` **[GeoJSON][5]** GeoJSON to be centered
* `options` **[Object][6]** Optional Parameters (optional, default `{}`)
* `options.properties` **[Object][6]** Translate Properties to Feature (optional, default `{}`)
### Examples
```javascript
var polygon = turf.polygon([[[-81, 41], [-88, 36], [-84, 31], [-80, 33], [-77, 39], [-81, 41]]]);
var center = turf.centerOfMass(polygon);
//addToMap
var addToMap = [polygon, center]
```
Returns **[Feature][1]<[Point][7]>** the center of mass
[1]: https://tools.ietf.org/html/rfc7946#section-3.2
[2]: https://tools.ietf.org/html/rfc7946#section-3.3
[3]: https://en.wikipedia.org/wiki/Center_of_mass
[4]: https://en.wikipedia.org/wiki/Centroid#Centroid_of_polygon
[5]: https://tools.ietf.org/html/rfc7946#section-3
[6]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object
[7]: https://tools.ietf.org/html/rfc7946#section-3.1.2
<!-- This file is automatically generated. Please don't edit it directly. If you find an error, edit the source file of the module in question (likely index.js or index.ts), and re-run "yarn docs" from the root of the turf project. -->
---
This module is part of the [Turfjs project](https://turfjs.org/), an open source module collection dedicated to geographic algorithms. It is maintained in the [Turfjs/turf](https://github.com/Turfjs/turf) repository, where you can create PRs and issues.
### Installation
Install this single module individually:
```sh
$ npm install @turf/center-of-mass
```
Or install the all-encompassing @turf/turf module that includes all modules as functions:
```sh
$ npm install @turf/turf
```