Contour Packages

Given a heightmap, generate a "contoured" terrain mesh

a few point and polygon utils

CSS sharp corners

Motion Detector with OpenCV (opencv4nodejs)

Create mesh and color array to contour the FEM results.

a JavaScript library for performing geospatial operations with GeoJSON

Magic Wand (selection tool by color differences) for Openlayers library

Extract shapes & contours in an image, for browsers and node.js.

Boolean operations on polygons

基于克里金插值算法，根据离散点位置及其权重，生成等值面矢量数据(GeoJSON格式)和栅格数据(Canvas绘制图片)，这些数据在任何WebGIS客户端上都可通用展示。

Terrain Summit - Where every achievement is a Summit conquered

WeatherLayers GL - Weather Visualization Layers for deck.gl

a JavaScript library for performing geospatial operations with GeoJSON

a JavaScript library for performing geospatial operations with GeoJSON

An npm module for interfacing with the Contour Shuttle devices in Node.js

An npm module for interfacing with the Contour Shuttle devices in Node.js

Displays contour curves from math functions and sampled data.

helper functions for validating/fixing user drawn countours

A customisable Leaflet contour plugin. Uses d3-contour under the hood.

Magic wand tool (fuzzy selection) by color