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point-in-triangle

1.0.1 • Public • Published

point-in-triangle

stable

Test whether a point is inside a triangle, using barycentric coordinates and this algorithm from BlackPawn.

var inside = require('point-in-triangle')
 
var triangle = [ [25, 10], [100, 250], [40, 40] ]
console.log(inside([25, 25], triangle))

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Usage

NPM

inside(point, triangle)

Returns true if the point [x, y] is inside the triangle [ [x1,y1], [x2,y2], [x3,y3] ], false otherwise.

License

MIT, see LICENSE.md for details.

install

npm i point-in-triangle

Downloadsweekly downloads

1,904

version

1.0.1

license

MIT

homepage

github.com

repository

Gitgithub

last publish

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