node-red-contrib-tak-registration
Version:
A Node-RED node to register to TAK and to help wrap files as datapackages to send to TAK
31 lines (30 loc) • 1.06 kB
JavaScript
import GeojsonEquality from "geojson-equality";
import cleanCoords from "@turf/clean-coords";
import { getGeom } from "@turf/invariant";
/**
* Determine whether two geometries of the same type have identical X,Y coordinate values.
* See http://edndoc.esri.com/arcsde/9.0/general_topics/understand_spatial_relations.htm
*
* @name booleanEqual
* @param {Geometry|Feature} feature1 GeoJSON input
* @param {Geometry|Feature} feature2 GeoJSON input
* @returns {boolean} true if the objects are equal, false otherwise
* @example
* var pt1 = turf.point([0, 0]);
* var pt2 = turf.point([0, 0]);
* var pt3 = turf.point([1, 1]);
*
* turf.booleanEqual(pt1, pt2);
* //= true
* turf.booleanEqual(pt2, pt3);
* //= false
*/
function booleanEqual(feature1, feature2) {
var type1 = getGeom(feature1).type;
var type2 = getGeom(feature2).type;
if (type1 !== type2)
return false;
var equality = new GeojsonEquality({ precision: 6 });
return equality.compare(cleanCoords(feature1), cleanCoords(feature2));
}
export default booleanEqual;