Terrains using Three.js and SRTM Data

By taha No comments

Let’s jump right in to three.js plane buffer geometry. Three.js offers a buffer geometry object which is a simple array of height maps, much like our binary file we used from the SRTM data. Compared to the normally used plane geometry, buffer geometry uses much less overhead and is significantly faster if the object does […]

Using SRTM Elevation Data in Javascript

By taha No comments

1 arc second SRTM Data was made [publicly available] (http://www2.jpl.nasa.gov/srtm/) by NASA a few months ago. SRTM Data is collected by the Shuttle Radar Topography Mission. It sweeps the surface of the earth to find irregularities which form the height map. According to the mission website: To acquire topographic (elevation) data, the SRTM payload was […]

WGS84 Projections

By taha No comments

A short tutorial to do localised projections for WGS84 (lat,lng) data

Perl File Management

By taha No comments

Simple Perl File Management App

Cesium to Visualise NYC Carbon Footprint

By taha No comments

Cesiumjs is a wonderfully simple and extensible library to work with. It is, in simplest terms, a 3D globe with imagery providers which can be used for nearly anything under the sun. I recently discovered that NYC publishes a lot of its data online, and I was dying to play around with that data to […]

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