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<!DOCTYPE html>
<meta name='viewport' content='width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0'>
<!-- three.js library -->
<script src='vendor/three.js/build/three.js'></script>
<script src='vendor/three.js/examples/js/libs/stats.min.js'></script>
<!-- ar.js -->
<script src="../build/ar.js"></script>
<script>THREEx.ArToolkitContext.baseURL = '../'</script>
<!-- Bind window error for error handling -->
<script>
window.addEventListener('error', function(event) {
alert("ERROR: " + event.message + " at " + event.filename + " : " + event.lineno + " : " + event.colno);
});
</script>
<body style='margin : 0px; overflow: hidden; font-family: Monospace;'><div style='position: absolute; top: 10px; width:100%; text-align: center;z-index:1';>
<a href='https://github.com/jeromeetienne/AR.js/' target='_blank'>AR.js</a> - use a ar.js marker with pattRatio 0.9
<br/>
Contact me any time at <a href='https://twitter.com/jerome_etienne' target='_blank'>@jerome_etienne</a>
</div><script>
//////////////////////////////////////////////////////////////////////////////////
// Init
//////////////////////////////////////////////////////////////////////////////////
// init renderer
var renderer = new THREE.WebGLRenderer({
// antialias : true,
alpha: true
});
renderer.setClearColor(new THREE.Color('lightgrey'), 0)
// renderer.setPixelRatio( 2 );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.domElement.style.position = 'absolute'
renderer.domElement.style.top = '0px'
renderer.domElement.style.left = '0px'
document.body.appendChild( renderer.domElement );
// array of functions for the rendering loop
var onRenderFcts= [];
// init scene and camera
var scene = new THREE.Scene();
//////////////////////////////////////////////////////////////////////////////////
// Initialize a basic camera
//////////////////////////////////////////////////////////////////////////////////
// Create a camera
var camera = new THREE.Camera();
scene.add(camera);
////////////////////////////////////////////////////////////////////////////////
// handle arToolkitSource
////////////////////////////////////////////////////////////////////////////////
var artoolkitProfile = new THREEx.ArToolkitProfile()
// artoolkitProfile.sourceWebcam()
artoolkitProfile.sourceImage(THREEx.ArToolkitContext.baseURL + '../test/data/images/marker-artoolkit-pattern-pattratio-09.png')
var arToolkitSource = new THREEx.ArToolkitSource(artoolkitProfile.sourceParameters)
arToolkitSource.init(function onReady(){
onResize()
})
// handle resize
window.addEventListener('resize', function(){
onResize()
})
function onResize(){
arToolkitSource.onResize()
arToolkitSource.copySizeTo(renderer.domElement)
if( arToolkitContext.arController !== null ){
arToolkitSource.copySizeTo(arToolkitContext.arController.canvas)
}
}
////////////////////////////////////////////////////////////////////////////////
// initialize arToolkitContext
////////////////////////////////////////////////////////////////////////////////
// set patternRatio
artoolkitProfile.contextParameters.patternRatio = 0.9
// create atToolkitContext
var arToolkitContext = new THREEx.ArToolkitContext(artoolkitProfile.contextParameters)
// initialize it
arToolkitContext.init(function onCompleted(){
// copy projection matrix to camera
camera.projectionMatrix.copy( arToolkitContext.getProjectionMatrix() );
})
// update artoolkit on every frame
onRenderFcts.push(function(){
if( arToolkitSource.ready === false ) return
arToolkitContext.update( arToolkitSource.domElement )
})
////////////////////////////////////////////////////////////////////////////////
// Create a ArMarkerControls
////////////////////////////////////////////////////////////////////////////////
var markerGroup = new THREE.Group
scene.add(markerGroup)
var markerControls = new THREEx.ArMarkerControls(arToolkitContext, markerGroup, {
type : 'pattern',
// patternUrl : THREEx.ArToolkitContext.baseURL + '../data/data/patt.hiro',
patternUrl : THREEx.ArToolkitContext.baseURL + 'examples/marker-training/examples/pattern-files/pattern-arjs.patt',
})
// build a smoothedControls
var smoothedGroup = new THREE.Group()
scene.add(smoothedGroup)
var smoothedControls = new THREEx.ArSmoothedControls(smoothedGroup)
onRenderFcts.push(function(delta){
smoothedControls.update(markerGroup)
})
//////////////////////////////////////////////////////////////////////////////////
// add an object in the scene
//////////////////////////////////////////////////////////////////////////////////
var markerScene = new THREE.Scene()
smoothedGroup.add(markerScene)
var mesh = new THREE.AxisHelper()
markerScene.add(mesh)
// add a torus knot
var geometry = new THREE.CubeGeometry(1,1,1);
var material = new THREE.MeshNormalMaterial({
transparent : true,
opacity: 0.5,
side: THREE.DoubleSide
});
var mesh = new THREE.Mesh( geometry, material );
mesh.position.y = geometry.parameters.height/2
markerScene.add(mesh)
var geometry = new THREE.TorusKnotGeometry(0.3,0.1,64,16);
var material = new THREE.MeshNormalMaterial();
var mesh = new THREE.Mesh( geometry, material );
mesh.position.y = 0.5
markerScene.add( mesh );
onRenderFcts.push(function(delta){
mesh.rotation.x += delta * Math.PI
})
//////////////////////////////////////////////////////////////////////////////////
// render the whole thing on the page
//////////////////////////////////////////////////////////////////////////////////
// render the scene
onRenderFcts.push(function(){
renderer.render( scene, camera );
})
// run the rendering loop
var lastTimeMsec= null
requestAnimationFrame(function animate(nowMsec){
// keep looping
requestAnimationFrame( animate );
// measure time
lastTimeMsec = lastTimeMsec || nowMsec-1000/60
var deltaMsec = Math.min(200, nowMsec - lastTimeMsec)
lastTimeMsec = nowMsec
// call each update function
onRenderFcts.forEach(function(onRenderFct){
onRenderFct(deltaMsec/1000, nowMsec/1000)
})
})
</script></body>