convert minecraft(tm) .mca region files to JS typed arrays
npm install mca2js
var converter = require('mca2json')({start: [0,0,0], distance: 1})
converter.convert(buf, regionX, regionZ).on('data', function(chunk) {})
returns a readable stream that emits voxel chunks
loading all 1024 chunks from a 5mb .mca file and storing the resulting typed arrays in memory in chrome: total time elapsed: 38s, tab memory usage: 328mb
loading all 1024 chunks from a 5mb .mca file, running voxel-crunch on them (RLE) and storing the resulting crunched typed arrays in memory in chrome: total time elapsed: 40s, tab memory usage: 75mb
BSD