jsartoolkit5
Version:
Emscripten port of ARToolKit to JavaScript
108 lines (85 loc) • 3.07 kB
HTML
<html>
<head>
<title>Barcode marker example with Three.js</title>
<meta name="viewport" content="width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1">
<style>
html,body {
margin: 0;
padding: 0;
width: 100%;
text-align: center;
overflow-x: hidden;
}
.portrait canvas {
transform-origin: 0 0;
transform: rotate(-90deg) translateX(-100%);
}
.desktop canvas {
transform: scale(-1, 1);
}
</style>
</head>
<body>
<h1>Barcode marker example with Three.js</h1>
<p>On Chrome on Android, tap the screen to start playing video stream.</p>
<p>Show <a href="https://github.com/artoolkit/artoolkit5/blob/master/doc/patterns/Matrix%20code%203x3%20(72dpi)/20.png">3x3 marker id 20</a> to camera to display a colorful sphere on top of it. Tap the sphere to rotate it.
<p>← <a href="index.html">Back to examples</a></p>
<script src="../build/artoolkit.debug.js"></script>
<script src="../js/artoolkit.api.js"></script>
<script async src="js/third_party/three.js/three.min.js"></script>
<script async src="../js/artoolkit.three.js"></script>
<script>
window.ARThreeOnLoad = function() {
ARController.getUserMediaThreeScene({maxARVideoSize: 320, cameraParam: 'Data/camera_para-iPhone 5 rear 640x480 1.0m.dat',
onSuccess: function(arScene, arController, arCamera) {
document.body.className = arController.orientation;
arController.setPatternDetectionMode(artoolkit.AR_MATRIX_CODE_DETECTION);
var renderer = new THREE.WebGLRenderer({antialias: true});
if (arController.orientation === 'portrait') {
var w = (window.innerWidth / arController.videoHeight) * arController.videoWidth;
var h = window.innerWidth;
renderer.setSize(w, h);
renderer.domElement.style.paddingBottom = (w-h) + 'px';
} else {
if (/Android|mobile|iPad|iPhone/i.test(navigator.userAgent)) {
renderer.setSize(window.innerWidth, (window.innerWidth / arController.videoWidth) * arController.videoHeight);
} else {
renderer.setSize(arController.videoWidth, arController.videoHeight);
document.body.className += ' desktop';
}
}
document.body.insertBefore(renderer.domElement, document.body.firstChild);
// See /doc/patterns/Matrix code 3x3 (72dpi)/20.png
var markerRoot = arController.createThreeBarcodeMarker(20);
var sphere = new THREE.Mesh(
new THREE.SphereGeometry(0.5, 8, 8),
new THREE.MeshNormalMaterial()
);
sphere.material.shading = THREE.FlatShading;
sphere.position.z = 0.5;
markerRoot.add(sphere);
arScene.scene.add(markerRoot);
var rotationV = 0;
var rotationTarget = 0;
renderer.domElement.addEventListener('click', function(ev) {
ev.preventDefault();
rotationTarget += 1;
}, false);
var tick = function() {
arScene.process();
arScene.renderOn(renderer);
rotationV += (rotationTarget - sphere.rotation.z) * 0.05;
sphere.rotation.z += rotationV;
rotationV *= 0.8;
requestAnimationFrame(tick);
};
tick();
}});
delete window.ARThreeOnLoad;
};
if (window.ARController && ARController.getUserMediaThreeScene) {
ARThreeOnLoad();
}
</script>
</body>
</html>