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@turf/great-circle
Advanced tools
Calculate great circles routes as LineString or MultiLineString.
If the start
and end
points span the antimeridian, the resulting feature will
be split into a MultiLineString
. If the start
and end
positions are the same
then a LineString
will be returned with duplicate coordinates the length of the npoints
option.
start
Coord source point feature
end
Coord destination point feature
options
Object Optional parameters (optional, default {}
)
options.properties
Object line feature properties (optional, default {}
)options.npoints
number number of points (optional, default 100
)options.offset
number offset controls the likelyhood that lines will
be split which cross the dateline. The higher the number the more likely. (optional, default 10
)var start = turf.point([-122, 48]);
var end = turf.point([-77, 39]);
var greatCircle = turf.greatCircle(start, end, {properties: {name: 'Seattle to DC'}});
//addToMap
var addToMap = [start, end, greatCircle]
Returns Feature<(LineString | MultiLineString)> great circle line feature
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.
Install this single module individually:
$ npm install @turf/great-circle
Or install the all-encompassing @turf/turf module that includes all modules as functions:
$ npm install @turf/turf
FAQs
turf great-circle module
The npm package @turf/great-circle receives a total of 621,674 weekly downloads. As such, @turf/great-circle popularity was classified as popular.
We found that @turf/great-circle demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 0 open source maintainers collaborating on the project.
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