Files
UnrealEngineUWP/Engine/Build/HTML5/Game.html.template
Ankit Khare 9eef837bb9 #html5 fix template to properly pick compressed mem/data file.
[CL 2594134 by Ankit Khare in Main branch]
2015-06-19 15:38:28 -04:00

296 lines
8.2 KiB
Plaintext

<!doctype html>
<html lang="en-us">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>%GAME%</title>
<style type="text/css">
body {
background: black;
color: gray;
font-family: Helvetica, sans-serif;
}
.emscripten {
padding-right: 0;
margin-left: auto;
margin-right: auto;
display: block;
}
div#status {
font-size: 70%;
}
textarea.emscripten {
font-family: consolas, "lucida sans console", monospace;
background: gray;
font-size: 80%;
width: 80%;
display: none;
}
div.emscripten {
text-align: center;
}
div#display_wrapper {
position: relative;
margin: 1em auto 10px auto;
text-align: center;
min-width: 640px;
max-width: 95%;
/*border: 1px solid red;*/
}
canvas.main {
border: none;
background: #444;
}
canvas.main:not([fullscreen]) {
padding-right: 0;
margin-left: auto;
margin-right: auto;
width: 100%;
}
input[type=button] {
background: #444;
border: 2px solid #444;
border-radius: 2px;
}
input[type=button]:hover {
background: #777;
border-color: #777;
}
video {
display: none;
}
</style>
</head>
<body>
<div class="emscripten" id="status">Downloading...</div>
<div class="emscripten">
<progress value="0" max="100" id="progress" hidden=1></progress>
</div>
<!-- Canvas resolution needs to be divisible by 8; default to 904x1600 for in-page resolution -->
<div id="display_wrapper">
<canvas class="main" id="canvas" oncontextmenu="event.preventDefault()" height="904" width="1600"></canvas>
</div>
<div class="emscripten">
<input type="button" value="Fullscreen" id="fullscreen_request">
<input type="button" value="Pause" onclick="Module['pauseMainLoop']();">
<input type="button" value="Resume" onclick="Module['resumeMainLoop']();">
<!--input type="button" value="Quit" onclick="__exit(0)" -->
<input type="button" value="ClearStoredGame" onclick="$.jStorage.flush()">
</div>
<textarea class="emscripten" id="output" rows="8"></textarea>
<script type="text/javascript">
// http://stackoverflow.com/questions/4750015/regular-expression-to-find-urls-within-a-string
function getHTMLGetParam(name){
if(name=(new RegExp('[?&]'+encodeURIComponent(name)+'=([^&]*)')).exec(location.search))
return decodeURIComponent(name[1]);
}
var filehostargument = " ";
// we are serving via a server and it is unreal file server.
if ( location.host != "" && getHTMLGetParam("cookonthefly") == "true" )
{
filehostargument = "' -filehostIp=http://" + location.host + " '";
}
var UE4 = {
get resize_game() {
var fn = Module.cwrap('resize_game', null, ['number'],['number'] );
delete UE4["resize_game"];
UE4.resize_game = fn;
return fn;
}
,
get on_fatal() {
try {
var fn = Module.cwrap('on_fatal', null, ['string', 'string'])
delete UE4["on_fatal"];
UE4.on_fatal = fn;
return fn;
} catch(e) {
return function() {}
}
},
};
function resizeListener(width, height) {
console.log("resizeListener:", width, height);
UE4.resize_game(width,height);
}
var gWasFullScreen = false;
var gOldWidth, gOldHeight;
function fullScreenChange() {
}
function preRunHandler() {
}
function loadJavaScriptFile(filename,isAsync){
// dynamically add script objects.
var fileref=document.createElement('script');
fileref.setAttribute('type', 'text/javascript');
fileref.setAttribute('src', filename);
if(isAsync)
fileref.setAttribute('async','async');
document.body.appendChild(fileref);
}
//http://www.browserleaks.com/webgl#howto-detect-webgl
function webgl_detect()
{
if (!!window.WebGLRenderingContext) {
var canvas = document.createElement("canvas"),
names = ["webgl", "experimental-webgl", "moz-webgl", "webkit-3d"],
context = false;
for(var i=0;i<4;i++) {
try {
context = canvas.getContext(names[i]);
if (context && typeof context.getParameter == "function") {
// WebGL is enabled
return true;
}
} catch(e) {}
}
// WebGL is supported, but disabled
return false;
}
// WebGL not supported
return false;
}
function isBrowser64Bit() {
var userAgent = window.navigator.userAgent;
// if we are windows and runningas as WOW64 ( windows on windows 64 ) or Win32 we are a 32 bit browser.
if ( userAgent.indexOf ("Windows") > -1 && ( userAgent.indexOf("WOW64") > -1 || userAgent.indexOf("Win32") > -1 ))
return false;
// all other platforms and browsers - assume 64 bit.
return true;
}
// generated from game.template
// note: Packaging process looks at HTML5Engine.ini to pick up values.
var TOTAL_GAME_MEMORY = %HEAPSIZE%;
// check max memory usage, we need to clamp it down for 32 bit browsers.
if (!isBrowser64Bit()) {
var max_32bit_browser_memory = 512 * 1024 * 1024 ; // using a reasonable number, this number can change depending on the memory pressure from the underlying OS and whether or not it can give a contigous block of 512 MB memory to a 32 bit process.
if ( TOTAL_GAME_MEMORY > max_32bit_browser_memory ){
console.log (" Current Browser : " + window.navigator.userAgent );
console.log ( "We are running in 32 bit browser, clamping requested memory size of " + TOTAL_GAME_MEMORY + " bytes to " + max_32bit_browser_memory
+ " bytes or use a 64 bit browser "
);
TOTAL_GAME_MEMORY = max_32bit_browser_memory;
}
}
// setup global error handling.
// make exceptions more visible.
window.onerror = function(msg, url, line, column, error) {
UE4.on_fatal(msg, error);
if ( msg.indexOf("memory") > -1 ) {
var message = !isBrowser64Bit() ? " We are running on a 32 bit browser, please use a 64 bit browser to avoid memory constraints "
: " Looks like the game needs more than the allocated " + TOTAL_GAME_MEMORY + " bytes, please edit HTML5Engine.ini and repackage ";
alert ( "We ran out of memory : " + message );
}
else
{
alert ( "Error: " + msg );
}
};
var Module;
if (webgl_detect())
{
Module = {
preRun: [preRunHandler],
postRun: [],
TOTAL_MEMORY: TOTAL_GAME_MEMORY,
noImageDecoding: true,
noAudioDecoding: true,
arguments: [%UE4CMDLINE% , filehostargument],
print: (function() {
var element = document.getElementById('output');
element.value = ''; // clear browser cache
return function(text) {
// show it if it's hidden first
element.style.display = "block";
element.value += text + "\n";
element.scrollTop = 99999; // focus on bottom
};
})(),
printErr: function(text) {
console.log(text);
},
// file location.
locateFile : function (name){
return name + ".gz";
},
canvas: document.getElementById('canvas'),
setStatus: function(text) {
if (Module.setStatus.interval) clearInterval(Module.setStatus.interval);
var m = text.match(/([^(]+)\((\d+(\.\d+)?)\/(\d+)\)/);
var statusElement = document.getElementById('status');
var progressElement = document.getElementById('progress');
if (m) {
text = m[1];
progressElement.value = parseInt(m[2])*100;
progressElement.max = parseInt(m[4])*100;
progressElement.hidden = false;
} else {
progressElement.value = null;
progressElement.max = null;
progressElement.hidden = true;
}
statusElement.innerHTML = text;
},
totalDependencies: 0,
monitorRunDependencies: function(left) {
this.totalDependencies = Math.max(this.totalDependencies, left);
Module.setStatus(left ? 'Preparing... (' + (this.totalDependencies-left) + '/' + this.totalDependencies + ')' : 'All downloads complete.');
}
};
Module.setStatus('Downloading...');
// add these scripts to the dom.
loadJavaScriptFile("Utility.js.gz",false);
loadJavaScriptFile("%GAME%.data.js.gz",false);
loadJavaScriptFile("%CONFIG%.js.gz",true);
}
else
{
document.getElementById('display_wrapper').innerHTML ='<a href="http://get.webgl.com/">This Browser doesn\'t seem to support WebGL</a>';
document.getElementById('status').innerHTML = "";
}
</script>
</body>
</html>