86 lines
2.0 KiB
JavaScript
86 lines
2.0 KiB
JavaScript
var fs = require('fs');
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var sleep = require('sleep');
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function parseLine(line) {
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var elts = line.split(' ');
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if (elts[0] === 'v') {
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return [
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'v',
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parseFloat(elts[1]),
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parseFloat(elts[2]),
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parseFloat(elts[3])
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];
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} else if (elts[0] === 'f') {
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var tmp = [
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'f',
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parseInt(elts[1]) - 1,
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parseInt(elts[2]) - 1,
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parseInt(elts[3]) - 1
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];
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if (elts[4]) {
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tmp.push(parseInt(elts[4]) - 1);
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}
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return tmp;
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}
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}
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module.exports = function(io) {
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io.on('connection', function(socket) {
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var index = 0;
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var path;
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var vIndex = 0;
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var fIndex = 0;
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// console.log(socket.conn.remoteAddress + " connected !");
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socket.on('disconnect', function() {
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console.log(socket.conn.remoteAddress + " disconnected !");
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});
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socket.on("request", function(res) {
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// console.log('Asking for static/data/spheres/' + res + '.obj');
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path = 'static/data/spheres/' + res + '.obj.obj';
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socket.emit('ok');
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});
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socket.on('next', function() {
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fs.readFile(path, function(err, data) {
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var lines = data.toString('utf-8').split("\n");
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var line = lines[index];
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var toSend = [];
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for (var i = 0; i < 50; i++) {
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while (line && line[0] !== 'f') {
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toSend.push(parseLine(line));
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line = lines[++index];
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}
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if (line && line[0] === 'f') {
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toSend.push(parseLine(line));
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line = lines[++index];
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}
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}
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socket.emit('elements', toSend);
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if (!line) {
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// socket.emit('finished');
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socket.disconnect();
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}
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});
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});
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});
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}
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