ARTracking/Assets/WebGLTemplates/iTracker/index.html

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2024-09-10 22:01:36 -07:00
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content='width=device-width, height=device-height, initial-scale=1.0, minimum-scale=1.0, user-scalable=no, shrink-to-fit=yes'>
<title>Unity WebGL Player | {{{ PRODUCT_NAME }}}</title>
<link rel="stylesheet" href="TemplateData/style.css">
<style>
html{
height: -webkit-fill-available;
}
body {
margin: 0;
padding: 0;
min-height: 100vh;
min-height: -webkit-fill-available;
width: 100vw;
overflow: hidden;
}
.ctaDiv {
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
position: absolute;
left: 0;
right: 0;
top: 0;
bottom: 0;
background: #fffa;
z-index: 99;
}
</style>
</head>
<body>
<!--IMAGETARGETS-->
<video id="webcam-video" muted autoplay playsinline style="width:1px;position:absolute"></video>
<!-- <video id="webcam-video" muted autoplay playsinline style="width:100%; height:100%; object-fit:cover; position:absolute"></video> -->
<canvas id="video-canvas" style="width:100%; height:100%; object-fit:cover; position:absolute"></canvas>
<div id="startARDiv" class="ctaDiv">
<select id="chooseCamSel" style="display: none;" onchange="SelectCam()"></select>
<p style="text-align: center; width:60vw;">This augmented reality experience requires access to your device's camera</p>
<button id="startARButton" onclick="StartAR()" style="display:none">ALLOW ACCESS</button>
</div>
<div id="screenshotDiv" style="display: none;" class="ctaDiv">
<div style="position:relative; background-color:white; padding:10px; box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.3), 0 6px 20px 0 rgba(0, 0, 0, 0.25);">
<img id="screenshotImg" src="" alt="screenshot" style="width:80vw; height:80vh">
<button onclick="document.getElementById('screenshotDiv').style.display = 'none';" style="position:absolute; transform:translateY(-100%); right:0; top:0">Close</button>
</div>
</div>
<div id="confirmUrlDiv" style="display: none;" class="ctaDiv">
<div style="position:relative; background-color:white; padding:10px; box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.3), 0 6px 20px 0 rgba(0, 0, 0, 0.25); width: 80vw; display:flex; flex-direction: column; align-items: center;">
<p id="confirmUrlText" style="text-align: center; width:80%; overflow: hidden; text-overflow: ellipsis;">Are you sure you want to visit url.com?</p>
<div>
<button onclick="window.open(newUrlString, '_blank').focus(); document.getElementById('confirmUrlDiv').style.display = 'none'">VISIT SITE</button>
<button onclick="document.getElementById('confirmUrlDiv').style.display = 'none'">GO BACK</button>
</div>
</div>
</div>
<div id="errorDiv" class="ctaDiv" style="display: none; background:#aaa">
<p id="errorText" style="text-align: center; width:60vw; color:white"></p>
</div>
<div id="unity-container" class="unity-mobile">
<canvas id="unity-canvas" style="width: 100%; height: 100%; background: #0000; z-index: -99"></canvas>
<div id="unity-loading-bar">
<div id="unity-logo"></div>
<div id="unity-progress-bar-empty">
<div id="unity-progress-bar-full"></div>
</div>
</div>
<canvas id="video-canvas"></canvas>
</div>
<script src="arcamera.js" type="text/javascript"></script>
<script src="itracker.js" type="text/javascript"></script>
<script src="Build/{{{ LOADER_FILENAME }}}"></script>
<script>
var initialize = async() =>{
var unityCanvas = document.querySelector("#unity-canvas");
var videoCanvas = document.querySelector("#video-canvas");
window.arCamera = new ARCamera(unityCanvas, videoCanvas);
window.iTracker = new ImageTracker(arCamera);
try{
await window.iTracker.initialize();
console.log("ImageTracker initialized!");
}
catch{
console.error("Failed to initialize ImageTracker. Are you missing opencv.js? " + error);
ShowError("Failed to initialize the experience.");
return;
}
await LoadWebcams();
document.getElementById("startARButton").style.display = "block";
}
initialize();
var container = document.querySelector("#unity-container");
var canvas = document.querySelector("#unity-canvas");
var loadingBar = document.querySelector("#unity-loading-bar");
var progressBarFull = document.querySelector("#unity-progress-bar-full");
function StartAR() {
canvas.style.width = window.innerWidth + "px";
canvas.style.height = window.innerHeight + "px";
document.getElementById("startARDiv").style.display = "none";
createUnityInstance(document.querySelector("#unity-canvas"), {
dataUrl: "Build/{{{ DATA_FILENAME }}}",
frameworkUrl: "Build/{{{ FRAMEWORK_FILENAME }}}",
#if USE_WASM
codeUrl: "Build/{{{ CODE_FILENAME }}}",
#endif
#if MEMORY_FILENAME
memoryUrl: "Build/{{{ MEMORY_FILENAME }}}",
#endif
#if SYMBOLS_FILENAME
symbolsUrl: "Build/{{{ SYMBOLS_FILENAME }}}",
#endif
streamingAssetsUrl: "StreamingAssets",
companyName: {{{ JSON.stringify(COMPANY_NAME) }}},
productName: {{{ JSON.stringify(PRODUCT_NAME) }}},
productVersion: {{{ JSON.stringify(PRODUCT_VERSION) }}},
//webglContextAttributes: { "preserveDrawingBuffer": true },
// matchWebGLToCanvasSize: false, // Uncomment this to separately control WebGL canvas render size and DOM element size.
// devicePixelRatio: 1, // Uncomment this to override low DPI rendering on high DPI displays.
},
(progress) => {
progressBarFull.style.width = 100 * progress + "%";
}
).then((unityInstance) => {
window.unityInstance = unityInstance;
RequestWebcam();
loadingBar.style.display = "none";
});
loadingBar.style.display = "block";
}
//Set Facing Mode here ('environment', 'user', '')
window.unityFacingMode = "environment";
window.WEBCAM_SETTINGS = {
video: {
facingMode: unityFacingMode,
},
audio: false
};
window.requestingForPermissions = false;
async function RequestWebcam(){
window.requestingForPermissions = true;
try{
window.webcamStream = await navigator.mediaDevices.getUserMedia(window.WEBCAM_SETTINGS);
console.log("Webcam access granted");
requestingForPermissions = false;
}
catch (err) {
//user denied camera permission - show error panel
console.error("getUserMedia error - " , err);
ShowError("Failed to start the experience. Camera permission was denied");
window.requestingForPermissions = false;
}
}
async function StartWebcam(){
console.log("StartWebcam")
while (window.requestingForPermissions) {
// Wait until requestingForPermissions becomes true.
console.log("Waiting for permissions...");
await new Promise(resolve => setTimeout(resolve, 100)); // Adjust the delay time as needed.
}
console.log("Got Permissions");
if(window.webcamStream)
{
const video = document.querySelector("#webcam-video");
video.srcObject = webcamStream;
try {
await arCamera.startWebcam(video);
console.log("Webcam started successfully");
window.unityInstance.SendMessage('ARCamera', 'OnStartWebcamSuccess');
}
catch(err){
console.error("Webcam failed to start - ", err);
window.unityInstance.SendMessage('ARCamera', 'OnStartWebcamFail');
}
}
else{
console.error("Webcam failed to start - permission not yet granted");
window.unityInstance.SendMessage('ARCamera', 'OnStartWebcamFail');
}
}
async function LoadWebcams(){
let camDevices = [];
// let backCams = [];
let devices = await navigator.mediaDevices.enumerateDevices();
var ctr = 0;
devices.forEach(mediaDevice => {
if (mediaDevice.kind === 'videoinput') {
if(window.unityFacingMode == 'environment' && !mediaDevice.label.includes('facing front')){
//back cam only
camDevices.push(mediaDevice);
}
else if(window.unityFacingMode == 'user' && mediaDevice.label.includes('facing front')){
//front cam only
camDevices.push(mediaDevice);
}
else{
//back and front
camDevices.push(mediaDevice);
}
ctr++;
}
});
var select = document.getElementById("chooseCamSel");
select.style.display = "block";
var count = 0;
//reverse array because some Android phones can't distinguish front and back cams at first load
//and when this happens, most of the time, front cam goes first and back cam goes last
camDevices = camDevices.reverse();
camDevices.forEach(mediaDevice => {
const option = document.createElement('option');
option.value = mediaDevice.deviceId;
let label = `Camera ${count}`;
if (mediaDevice.label) {
label = mediaDevice.label
}
const textNode = document.createTextNode(label);
option.appendChild(textNode);
select.appendChild(option);
count++;
});
iTracker.WEBCAM_NAME = select.options[select.selectedIndex].innerHTML;
}
function SelectCam(){
var select = document.getElementById("chooseCamSel");
window.deviceId = select.value;
window.WEBCAM_SETTINGS.video['deviceId'] = deviceId;
//console.log(window.WEBCAM_SETTINGS);
iTracker.WEBCAM_NAME = select.options[select.selectedIndex].innerHTML;
}
async function FlipCam(){
arCamera.stopWebcam();
window.WEBCAM_SETTINGS.video.deviceId = '';
if(window.WEBCAM_SETTINGS.video.facingMode == 'user'){
window.WEBCAM_SETTINGS.video.facingMode = 'environment';
arCamera.setFlipped(false);
}
else{
window.WEBCAM_SETTINGS.video.facingMode = 'user';
arCamera.setFlipped(true);
}
window.webcamStream = await navigator.mediaDevices.getUserMedia(window.WEBCAM_SETTINGS);
const video = document.querySelector("#webcam-video");
video.srcObject = webcamStream;
await arCamera.startWebcam(video);
}
function ShowError(error){
document.getElementById("errorDiv").style.display = "flex";
document.getElementById("errorText").innerHTML = error;
}
function ShowScreenshot(dataUrl){
document.getElementById("screenshotDiv").style.display = "flex";
document.getElementById("screenshotImg").src = dataUrl;
document.getElementById("screenshotImg").style.width = "80vw";
document.getElementById("screenshotImg").style.height = 80 / window.innerWidth * window.innerHeight + "vw";
}
function ShowConfirmUrl(url){
document.getElementById("confirmUrlDiv").style.display = "flex";
window.newUrlString = url;
document.getElementById("confirmUrlText").innerText = "Are you sure you want to visit " + url;
}
window.ITRACKER_GLOBALS = {
//place global settings here
INTERNAL_SMOOTHFACTOR_POS: .075,
}
</script>
</body>
</html>