@thi.ng/geom-closest-point NPM

npm downloads

This project is part of the @thi.ng/umbrella monorepo.

About

2D / 3D closest point / proximity helpers. This is a support package for @thi.ng/geom.

Current implementations partially based on toxiclibs (Java) and Clojure version of thi.ng/geom.

Status

STABLE - used in production

Search or submit any issues for this package

Related packages

@thi.ng/geom-isec - 2D/3D shape intersection checks
@thi.ng/geom-resample - Customizable nD polyline interpolation, re-sampling, splitting & nearest point computation

Installation

yarn add @thi.ng/geom-closest-point

ES module import:

<script type="module" src="https://cdn.skypack.dev/@thi.ng/geom-closest-point"></script>

Skypack documentation

For Node.js REPL:

# with flag only for < v16
node --experimental-repl-await

> const geomClosestPoint = await import("@thi.ng/geom-closest-point");

Package sizes (gzipped, pre-treeshake): ESM: 1.07 KB

Dependencies

Usage examples

Several demos in this repo's /examples directory are using this package.

A selection:

Screenshot	Description	Live demo	Source
	Interactive visualization of closest points on ellipses	Demo	Source

API

Generated API docs

closestPointAABB
closestPointArray
closestPointCircle
closestPointLine
closestPointPlane
closestPointPolyline
closestPointRect
closestPointSphere
closestPointSegment
closestT
distToLine
distToSegment

Authors

Karsten Schmidt

If this project contributes to an academic publication, please cite it as:

@misc{thing-geom-closest-point,
  title = "@thi.ng/geom-closest-point",
  author = "Karsten Schmidt",
  note = "https://thi.ng/geom-closest-point",
  year = 2018
}

License

2d 3d bbox circle distance ellipse geometry line points polygon polyline proximity rect typescript

@thi.ng/api @thi.ng/math @thi.ng/vectors

@everything-registry/sub-chunk-914 @thi.ng/geom @thi.ng/geom-isec @thi.ng/geom-resample @thi.ng/boids

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