Results for which-polygon

Index for matching points against a set of GeoJSON polygons

TypeScript definitions for which-polygon

Operations for two-dimensional polygons.

Fill a polygon with lines

TypeScript definitions for d3-polygon

Returns the shortest path from start to end without colliding with any Feature in obstacles.

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

A JS library for finding optimal label position inside a polygon

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

Polygonizes a set of lines that represents edges in a planar graph.

Converts a bounding box to a GeoJSON polygon.

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

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.

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

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

Merges a specified property from a FeatureCollection of points into a FeatureCollection of polygons.

Takes a triangular plane as a polygon and a point within that triangle, and returns the z-value at that point.

D3 plugin which computes a map (one-level treemap), based on Voronoi tesselation

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

D3 plugin which computes a treemap based on Voronoi tesselation

ThreeJS geometry for drawing polygons on a sphere

Finds the tangents of a polygon from a point.