Operations for two-dimensional polygons.

TypeScript definitions for d3-polygon

A point in polygon based on the paper Optimal Reliable Point-in-Polygon Test and Differential Coding Boolean Operations on Polygons

determine if a point is inside a polygon with a ray intersection counting algorithm

Checks if a point is inside an area, like a city boundary.

Fill a polygon with lines

Converts a bounding box to a GeoJSON polygon.

Calculates the distance from a point to the edges of a polygon or multi-polygon.

Takes a kinked polygon and returns a feature collection of polygons that have no kinks.

Takes polygons or multipolygons and an optional mask, and returns an exterior ring polygon with holes.

Smooths a Polygon or MultiPolygon, based on Chaikin's algorithm.

Apply boolean Polygon clipping operations (intersection, union, difference, xor) to your Polygons & MultiPolygons.

ThreeJS geometry for drawing polygons on a sphere

Martinez polygon clipping algorithm, does boolean operation on polygons (multipolygons, polygons with holes etc): intersection, union, difference, xor

Finds the tangents of a polygon from a point.

Finds points that fall within polygon(s).

Calculates the geodesic area in square meters of one or more polygons.

Beautiful, smooth animations for theme switching in React applications. Features Circle, Blur Circle, QR Scan, Polygon, Polygon Gradient, and Custom GIF animations with TypeScript support.

Find self-intersections in geojson polygon (possibly with interior rings)

tsParticles polygon shape