var over = require('./u5world'); var under = require('./u5underworld'); var fs = require('fs'); function writeMap(name, data) { var out = fs.createWriteStream(name); var buffer = Buffer.from(data[0]); var i; for (i=1; i<256; i++) { buffer = Buffer.concat([ buffer, Uint8Array.from(data[i]) ]); } out.write(buffer); out.end(); } writeMap('brita.map', over.map()); writeMap('under.map', under.map());