Category Archives: WebGL
GPU accelerated visual analytics
Recent months I had lot of fun working on WebGL component called “mGL” for visualizing and filtering large amount of data in the browser. It has been used for Incident Analyzer and Area Analyzer Smart M.Apps. Here are 2 … Continue reading
WebGL polyline tessellation with MapBox-GL-JS
update 09/20015 : test of tesspathy.js library here . Other sources to look: http://mattdesl.svbtle.com/drawing-lines-is-hard https://github.com/mattdesl/extrude-polyline https://forum.libcinder.org/topic/smooth-thick-lines-using-geometry-shader *** original post *** This post attempted to use pixi.js tessellation of the polyline, this time let’s look on how mapbox-gl-js can do this. In short … Continue reading
WebGL polyline tessellation with pixi.js
update 09/2015 : another triangulation methods (mapbox, tesspathy) mentioned here pixi.js is a 2D open source library for gaming that includes WebGL support for primitives rendering. Why not to utilize it for polyline renderings on map ? It turned out, however, that … Continue reading
WebGL polygons fill with libtess.js
Update 1.6.2015: geojson-vt seems to do great job in tiling and simplifying polygons. Check this post. Update 18.1.2015: Vladimir Agafonkin from MapBox released earcut.js – very fast and reliable triangulation library. Worth to check. Video available here: Original … Continue reading
Modern data visualization on map
For this year HxGN14 conference I have prepared a web app of modern data vizualisation, I have got inspired by great ideas from Victor Bret and his research and talks for general concept (high interactivity, visualization ) of this app. It is … Continue reading
Leaflet WebGL many points rendering
WebGL is funny – programming in very low level style in JavaScript. This sample plots 86T points using this technology. . The code is very straightforward, the only thing is to how points are initially loaded and … Continue reading
