A polyfill for crypto.randomFill and crypto.randomFillSync from Node.js core

Tesselates a polygon or multipolygon into a collection of triangle polygons using earcut.

Convex decomposition for 2D polygons

Moves a shape or location in a specific direction.

高德地图 Polygon 编辑器。

Converts a polygon to a line string.

Convex decomposition for 2D polygons

Changes the size of a geometry by scaling it up or down.

Takes a GeoJSON feature and returns points at all self-intersections.

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

Takes a Feature and a bbox and clips the feature to the bbox using lineclip.

Rotates a geometry around its center or a given point.

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

Converts a bounding box to a GeoJSON polygon.

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

generate the minimum number of tiles to cover a geojson geometry

GeoJSON implementation of RBush

Polygon convex partitioning and triangulation.

SASS mixin for linear interpolation between multiple values across multiple breakpoints using CSS calc() and viewport units

Fast Javascript calculation of custom CRC checksum. Prebuilt models for CRC-6, CRC-8, CRC-10, CRC-16, CRC-24, CRC-32, CRC-32C.