jsartoolkit5
Version:
Emscripten port of ARToolKit to JavaScript
140 lines (108 loc) • 4 kB
HTML
<html>
<head>
<title>Barcode multimarker 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 multimarker 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/Multi%20pattern%204x3%20(A4).pdf">Multi pattern 4x3</a> to camera to display objects on top of it.
<p>← <a href="index.html">Back to examples</a></p>
<script async src="../build/artoolkit.min.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: 640,
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_TEMPLATE_MATCHING_MONO_AND_MATRIX);
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);
var rotationV = 0;
var rotationTarget = 0;
renderer.domElement.addEventListener('click', function(ev) {
ev.preventDefault();
rotationTarget += 1;
}, false);
// Create a couple of lights for our AR scene.
var light = new THREE.PointLight(0xffffff);
light.position.set(400, 400, 400);
arScene.scene.add(light);
var light = new THREE.PointLight(0xff8800);
light.position.set(-400, -200, -300);
arScene.scene.add(light);
var makeRedCube = function() {
var cube = new THREE.Mesh( new THREE.BoxGeometry(40,40,40), new THREE.MeshLambertMaterial({ color: 0xff8888 }) );
cube.matrixAutoUpdate = false;
cube.position.z = 20;
return cube;
};
// Load the marker to use.
arController.loadMultiMarker('Data/multi-barcode-4x3.dat', function(marker, markerNum) {
window.onclick = function() {
arScene.video.play();
};
console.log('multi is', marker);
console.log('submarker count', markerNum);
var greenCube = new THREE.Mesh( new THREE.BoxGeometry(100,100,100), new THREE.MeshLambertMaterial({ color: 0xffffff }) );
greenCube.position.z = 50;
// Create an object that tracks the marker transform.
var markerRoot = arController.createThreeMultiMarker(marker);
arScene.scene.add(markerRoot);
markerRoot.add(greenCube);
for (var i=0; i<markerNum; i++) {
markerRoot.markers[i] = makeRedCube();
markerRoot.add(markerRoot.markers[i]);
}
var tick = function() {
requestAnimationFrame(tick);
rotationV += (rotationTarget - greenCube.rotation.z) * 0.1;
greenCube.rotation.z += rotationV;
rotationV *= 0.85;
arScene.process();
arScene.renderOn(renderer);
};
tick();
});
}
});
delete window.ARThreeOnLoad;
};
if (window.ARController && ARController.getUserMediaThreeScene) {
ARThreeOnLoad();
}
</script>
</body>
</html>