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webvr-ui/examples/basic.html

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<!DOCTYPE html>
<html lang="en">
<head>
<title>WebVR UI | Basic Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<!-- Origin Trial Token, feature = WebVR, origin = https://googlevr.github.io, expires = 2017-06-13 -->
<meta http-equiv="origin-trial" data-feature="WebVR" data-expires="2017-06-13" content="Av+kmgEvMcHg6hEKdPiW32muXnGZKlucZCp/BTvMrkLVNStJVsHV3TPz34LmJ5mESRnfUEIVVYHFgHNEpqguhgIAAABReyJvcmlnaW4iOiJodHRwczovL2dvb2dsZXZyLmdpdGh1Yi5pbzo0NDMiLCJmZWF0dXJlIjoiV2ViVlIiLCJleHBpcnkiOjE0OTczMTIwMDB9">
<style>
html, body {
width: 100%;
height: 100%;
background-color: #000;
color: #fff;
margin: 0;
padding: 0;
overflow: hidden;
position: relative;
font-family: 'Karla', sans-serif;
}
canvas {
position: absolute;
top: 0;
}
p {
margin:0;
}
#ui {
color: white;
text-align: center;
z-index: 1;
position: absolute;
top: 40%;
left: 50%;
transform: translate(-50%, -50%);
min-width: 300px;
}
#button {
margin-top: 40px;
margin-bottom: 20px;
}
a {
color: white;
}
#exit {
display: none;
position: absolute;
top: 10px;
left: 10px;
color: white;
font-size: 25px;
text-decoration: none;
z-index: 2;
}
#learn-more {
display: none;
}
</style>
<!-- three.js library -->
<script src="node_modules/three/build/three.js"></script>
<!-- VRControls.js applies the WebVR transformations to a three.js camera object. -->
<script src="node_modules/three/examples/js/controls/VRControls.js"></script>
<!-- VREffect.js handles stereo camera setup and rendering. -->
<script src="node_modules/three/examples/js/effects/VREffect.js"></script>
<!-- A polyfill for the WebVR API. -->
<script src="node_modules/webvr-polyfill/build/webvr-polyfill.js"></script>
<!-- Include WebVR UI -->
<script src="../build/webvr-ui.js"></script>
</head>
<body>
<div id="ui">
<h1>WebVR UI Basic Example</h1>
<p>Example showing how to enter VR and without headset</p>
<div id="button"></div>
<div id="help">
<a href="#" onclick="enterVR.requestEnterFullscreen()">Try it without a headset</a>
<span id="learn-more">
or <a href="https://webvr.info" target="_blank">get set up in VR.</a>
</span>
</div>
</div>
<a href="#" id="exit" onclick="enterVR.requestExit()">✕</a>
<!-- Github corner-->
<div class="github-corner-wrap"><a href="https://github.com/googlevr/webvr-ui/blob/master/examples/basic.html" class="github-corner" aria-label="View source on Github"><svg width="80" height="80" viewBox="0 0 250 250" style="fill:#fff; color:#151513; position: absolute; top: 0; border: 0; right: 0;" aria-hidden="true"><path d="M0,0 L115,115 L130,115 L142,142 L250,250 L250,0 Z"></path><path d="M128.3,109.0 C113.8,99.7 119.0,89.6 119.0,89.6 C122.0,82.7 120.5,78.6 120.5,78.6 C119.2,72.0 123.4,76.3 123.4,76.3 C127.3,80.9 125.5,87.3 125.5,87.3 C122.9,97.6 130.6,101.9 134.4,103.2" fill="currentColor" style="transform-origin: 130px 106px;" class="octo-arm"></path><path d="M115.0,115.0 C114.9,115.1 118.7,116.5 119.8,115.4 L133.7,101.6 C136.9,99.2 139.9,98.4 142.2,98.6 C133.8,88.0 127.5,74.4 143.8,58.0 C148.5,53.4 154.0,51.2 159.7,51.0 C160.3,49.4 163.2,43.6 171.4,40.1 C171.4,40.1 176.1,42.5 178.8,56.2 C183.1,58.6 187.2,61.8 190.9,65.4 C194.5,69.0 197.7,73.2 200.1,77.6 C213.8,80.2 216.3,84.9 216.3,84.9 C212.7,93.1 206.9,96.0 205.4,96.6 C205.1,102.4 203.0,107.8 198.3,112.5 C181.9,128.9 168.3,122.5 157.7,114.1 C157.9,116.9 156.7,120.9 152.7,124.9 L141.0,136.5 C139.8,137.7 141.6,141.9 141.8,141.8 Z" fill="currentColor" class="octo-body"></path></svg></a></div><style>.github-corner-wrap{position: absolute; right:0; z-index: 1} .github-corner:hover .octo-arm{animation:octocat-wave 560ms ease-in-out}@keyframes octocat-wave{0%,100%{transform:rotate(0)}20%,60%{transform:rotate(-25deg)}40%,80%{transform:rotate(10deg)}}@media (max-width:500px){.github-corner:hover .octo-arm{animation:none}.github-corner .octo-arm{animation:octocat-wave 560ms ease-in-out}}</style>
</body>
<script>
// Setup three.js WebGL renderer.
var renderer = new THREE.WebGLRenderer();
// Create perspective camera used in VR
var camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.1, 10000);
//
// BUTTON SETUP
//
// Create WebVR UI Enter VR Button
var options = {
color: 'white',
background: false,
corners: 'square'
};
var enterVR = new webvrui.EnterVRButton(renderer.domElement, options)
.on("enter", function(){
console.log("enter VR")
})
.on("exit", function(){
console.log("exit VR");
camera.quaternion.set(0,0,0,1);
camera.position.set(0,controls.userHeight,0);
})
.on("error", function(error){
document.getElementById("learn-more").style.display = "inline";
console.error(error)
})
.on("hide", function(){
document.getElementById("ui").style.display = "none";
// On iOS there is no button to close fullscreen mode, so we need to provide one
if(enterVR.state == webvrui.State.PRESENTING_FULLSCREEN) document.getElementById("exit").style.display = "initial";
})
.on("show", function(){
document.getElementById("ui").style.display = "inherit";
document.getElementById("exit").style.display = "none";
});
// Add button to the #button element
document.getElementById("button").appendChild(enterVR.domElement);
//
// WEBGL SCENE SETUP
//
// Append the canvas element created by the renderer to document body element.
document.body.appendChild(renderer.domElement);
// Create a three.js scene.
var scene = new THREE.Scene();
// Create a three.js camera.
var controls = new THREE.VRControls(camera);
controls.standing = true;
camera.position.y = controls.userHeight;
// Create VR Effect rendering in stereoscopic mode
var effect = new THREE.VREffect(renderer);
effect.setSize(window.innerWidth, window.innerHeight);
renderer.setPixelRatio(Math.floor(window.devicePixelRatio));
// Create 3D objects in scene.
var geometry = new THREE.BoxGeometry(0.5, 0.5, 0.5);
var material = new THREE.MeshNormalMaterial();
var cube = new THREE.Mesh(geometry, material);
cube.position.set(0, controls.userHeight, -0.8);
scene.add(cube);
// Hande canvas resizing
window.addEventListener('resize', onResize, true);
window.addEventListener('vrdisplaypresentchange', onResize, true);
function onResize(e) {
effect.setSize(window.innerWidth, window.innerHeight);
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
}
// Get the HMD
var animationDisplay;
enterVR.getVRDisplay()
.then(function(display) {
animationDisplay = display;
display.requestAnimationFrame(animate);
})
.catch(function(){
// If there is no display available, fallback to window
animationDisplay = window;
window.requestAnimationFrame(animate);
});
// Request animation frame loop function
var lastRender = 0;
function animate(timestamp) {
var delta = Math.min(timestamp - lastRender, 500);
lastRender = timestamp;
// Apply rotation to cube mesh
cube.rotation.y += delta * 0.0003;
if(enterVR.isPresenting()){
controls.update();
renderer.render(scene,camera);
effect.render(scene, camera);
} else {
renderer.render(scene,camera);
}
animationDisplay.requestAnimationFrame(animate);
}
</script>
</html>
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