axCAD/csg.tests.html at master · Axford/axCAD · GitHub

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<!DOCTYPE html>

<html>
<head>
	<meta http-equiv="content-type" content="text/html; charset=utf-8">

	<script src="https://rawgithub.com/jashkenas/underscore/master/underscore-min.js" type="text/javascript"></script>
	<script src="http://codeorigin.jquery.com/jquery-2.0.3.min.js" type="text/javascript"></script>

	<script src="js/csg.js" ></script>

	<script src="js/axCAD.js" ></script>

<script>
	function log(txt) {
		$('#log').append('<br/>' + txt);
	}

	function httpGet(theUrl)
	{
		var xmlHttp = null;

		xmlHttp = new XMLHttpRequest();
		xmlHttp.open( "GET", theUrl, false );
		xmlHttp.send( null );
		return xmlHttp.responseText;
	}

	function send(w,cmd,msg) {
		w.postMessage({'cmd':cmd,'msg':msg});
	}

	$(function() {
		var scr = $('#jscad').html();

		var blob = new Blob([scr], {type: 'text/javascript'});


		var worker = new Worker(URL.createObjectURL(blob));

		worker.onmessage = function (e) {
			if (e.data.cmd) {
  				log('cmd:' + e.data.cmd + ', msg:'+e.data.msg);

  				switch(e.data.cmd) {
  					case 'import':
  						// go get the requested file
  						var txt = httpGet(e.data.msg);

  						// post it back
  						send(worker,'imported',txt);
  						break;

  					case 'importComplete':
  						send(worker,'main','');
  						break;

  					case 'csg':
  						log(CSG.fromObject(e.data.msg).toStlString());
  				}

  			} else
  				log(e.data);
		};

		worker.postMessage();

		//worker.terminate();

	});


</script>
</head>

<body>


  <div id="log"/>

<div id="jscad" style="display:none">

var i=7;
var waitFor = '';
var waitOver = true;
var scrData = '';

function send(cmd,msg) {
	postMessage({'cmd':cmd,'msg':msg});
}

function importScript(scr) {
	waitFor = 'importComplete';
	waitOver = false;
	send('import',scr);

	setInterval(function() {
		if (waitOver) { clearInterval();}
	}, 1);

	send('log','waitOver');

	send('log','Import received, compiling...');
	eval(scrData);
	send('log',scrData);
	send('importComplete','');
}

importScript('js/csg.js');

//importScripts('http://localhost:8888/repos/axCAD/js/csg.js');

function main() {
  var cube = CSG.roundedCube({radius: 10, roundradius: 2, resolution: 16});
  var sphere = CSG.sphere({radius: 10, resolution: 16}).translate([5, 5, 5]);
  return cube.union(sphere);
}

self.onmessage = function(e) {
  var data = e.data;

  if (data)
  	if (data.cmd) {
	 	switch (data.cmd) {
		case 'start':
		  send('log','started');
		  break;

		case 'stop':
		  send('log','stopped');
		  self.close();
		  break;

		case 'imported':
			scrData = data.msg;
			break;

		case 'main':
			send('csg',main());
			break;

		default:
		  send('log','Unknown command:' + data.cmd + ', '+data.msg);
	  }

	  if (data.cmd == waitFor) {
	  	 //waitOver = true;
	  	 send('log','waitOver detected');
	  }

	}
}

</div>


</body>
</html>