engine/engine/web/prejs.js

116 lines
3.1 KiB
JavaScript

//Populate our filesystem from Module['files']
FTEH = {h: [],
f: {}};
if (!Module["arguments"])
Module['arguments'] = ['-nohome'];
if (!Module['canvas'])
{ //we need a canvas to throw our webgl crap at...
Module['canvas'] = document.getElementById('canvas');
if (!Module['canvas'])
{
console.log("No canvas element defined yet.");
Module.canvas = document.createElement("canvas");
Module.canvas.style.width="100%";
Module.canvas.style.height="100%";
document.body.appendChild(Module['canvas']);
}
}
if (typeof Module['files'] !== "undefined" && Object.keys(Module['files']).length>0)
{
Module['preRun'] = function()
{
let files = Module['files'];
let names = Object.keys(files);
for (let i = 0; i < names.length; i++)
{
let ab = files[names[i]];
let n = names[i];
if (typeof ab == "string")
{ //if its a string, assume it to be a url of some kind for us to resolve.
addRunDependency(n);
let xhr = new XMLHttpRequest();
xhr.responseType = "arraybuffer";
xhr.open("GET", ab);
xhr.onload = function ()
{
if (this.status >= 200 && this.status < 300)
{
let b = FTEH.h[_emscriptenfte_buf_createfromarraybuf(this.response)];
b.n = n;
FTEH.f[b.n] = b;
removeRunDependency(n);
}
else
removeRunDependency(n);
};
xhr.onprogress = function(e)
{
if (Module['setStatus'])
Module['setStatus'](n + ' (' + e.loaded + '/' + e.total + ')');
};
xhr.onerror = function ()
{
removeRunDependency(n);
};
xhr.send();
}
else if (typeof ab.then == "function")
{ //a 'thenable' thing... assume it'll resolve into an arraybuffer.
addRunDependency(n);
ab.then(
value =>
{ //success
let b = FTEH.h[_emscriptenfte_buf_createfromarraybuf(value)];
b.n = n;
FTEH.f[b.n] = b;
removeRunDependency(n);
},
reason =>
{ //failure
console.log(reason);
removeRunDependency(n);
}
);
}
else
{ //otherwise assume array buffer.
let b = FTEH.h[_emscriptenfte_buf_createfromarraybuf(ab)];
b.n = n;
FTEH.f[b.n] = b;
}
}
}
}
else if (typeof man == "undefined")
{
var man = window.location.protocol + "//" + window.location.host + window.location.pathname;
if (man.substr(-1) != '/')
man += ".fmf";
else
man += "index.fmf";
}
if (window.location.hash != "")
man = window.location.hash.substring(1);
if (typeof man != "undefined")
Module['arguments'] = Module['arguments'].concat(['-manifest', man]);
// use query string in URL as command line
qstring = decodeURIComponent(window.location.search.substring(1)).split(" ");
for (let i = 0; i < qstring.length; i++)
{
if ((qstring[i] == '+sv_port_rtc' || qstring[i] == '+connect' || qstring[i] == '+join' || qstring[i] == '+observe' || qstring[i] == '+qtvplay') && i+1 < qstring.length)
{
Module['arguments'] = Module['arguments'].concat(qstring[i+0], qstring[i+1]);
i++;
}
else if (!document.referrer)
Module['arguments'] = Module['arguments'].concat(qstring[i]);
}