GitBucket
Newer
KAOKA Daisuke
<!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>
<!-- jsartookit -->
<script src='../../../vendor/jsartoolkit5/build/artoolkit.min.js'></script>
<script src='../../../vendor/jsartoolkit5/js/artoolkit.api.js'></script>
<!-- include threex.artoolkit -->
<script src='../../../src/threex/threex-artoolkitsource.js'></script>
<script src='../../../src/threex/threex-artoolkitcontext.js'></script>
<script src='../../../src/threex/threex-artoolkitprofile.js'></script>
<script src='../../../src/threex/threex-arbasecontrols.js'></script>
<script src='../../../src/threex/threex-armarkercontrols.js'></script>
<script src='../../../src/threex/threex-armarkerhelper.js'></script>
<script src='../../../src/threex/threex-arsmoothedcontrols.js'></script>
<script>THREEx.ArToolkitContext.baseURL = '../../../'</script>
<script src='../threex-armultimarkercontrols.js'></script>
<script src='../threex-armultimarkerlearning.js'></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> - Multi marker
by <a href='https://twitter.com/jerome_etienne' target='_blank'>@jerome_etienne</a>
<br/>
Status:
<span id='appStatus' style='font-weight: bolder;'>stopped</span>
-
File:
<span id='dataStatus' style='font-weight: bolder;'>none</span>
<br/>
Area learner :
<a href='javascript:void(0)' onclick='onRecordClear()'>clear</a>
-
<a href='javascript:void(0)' onclick='onRecordStart()'>start</a>
-
<a href='javascript:void(0)' onclick='onRecordStop()'>stop</a>
</div>
<div style='position: absolute; bottom: 16px; right: 16px; z-index:2';>
<img id='recordStartButton' src="images/record-start.png" width='64px' height='64px' onclick='onRecordStart()'>
<img id='recordStopButton' src="images/record-stop.png" width='64px' height='64px' onclick='onRecordStop()' style='display: none;'>
</div>
<script>
;(function(){
//////////////////////////////////////////////////////////////////////////////////
// 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();
var ambient = new THREE.AmbientLight( 0x666666 );
scene.add( ambient );
var directionalLight = new THREE.DirectionalLight( 0x887766 );
directionalLight.position.set( -1, 1, 1 ).normalize();
scene.add( directionalLight );
//////////////////////////////////////////////////////////////////////////////////
// Initialize a basic camera
//////////////////////////////////////////////////////////////////////////////////
// Create a camera
var camera = new THREE.Camera();
scene.add(camera);
////////////////////////////////////////////////////////////////////////////////
// handle arToolkitSource
////////////////////////////////////////////////////////////////////////////////
var arToolkitSource = new THREEx.ArToolkitSource({
// to read from the webcam
sourceType : 'webcam',
// // to read from an image
// sourceType : 'image',
// sourceUrl : THREEx.ArToolkitContext.baseURL + '../data/images/multimarker.jpg'
// to read from a video
// sourceType : 'video',
// sourceUrl : THREEx.ArToolkitContext.baseURL + '../data/videos/headtracking.mp4',
})
arToolkitSource.init(function onReady(){
// handle resize of renderer
arToolkitSource.onResize([renderer.domElement, arToolkitContext.arController.canvas])
})
// handle resize
window.addEventListener('resize', function(){
// handle arToolkitSource resize
arToolkitSource.onResize([renderer.domElement, arToolkitContext.arController.canvas])
})
////////////////////////////////////////////////////////////////////////////////
// initialize arToolkitContext
////////////////////////////////////////////////////////////////////////////////
// create atToolkitContext
var arToolkitContext = new THREEx.ArToolkitContext({
cameraParametersUrl: THREEx.ArToolkitContext.baseURL + '../data/data/camera_para.dat',
detectionMode: 'mono',
maxDetectionRate: 30,
// high accuracy of detection on purpose - important during learning
// canvasWidth: 80*4,
// canvasHeight: 60*4,
// debug: true,
})
// 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 )
})
//////////////////////////////////////////////////////////////////////////////
// learn
//////////////////////////////////////////////////////////////////////////////
var hasHash = location.hash.substring(1) !== '' ? true : false
if( hasHash === true ){
var urlOptions = JSON.parse(location.hash.substring(1))
}else{
var urlOptions = {
backURL : null,
markerControlsParameters : [],
}
alert('should not happen')
}
// prepare the parameters
var subMarkersControls = []
urlOptions.markersControlsParameters.forEach(function(markerControlsParameters){
// create a markerRoot
var markerRoot = new THREE.Group()
scene.add(markerRoot)
// create markerControls for our markerRoot
var markerControls = new THREEx.ArMarkerControls(arToolkitContext, markerRoot, markerControlsParameters)
// TODO here put a THREEx.ArSmoothedControls behind a flag - could be useful for tunning
var smoothedControls = null
if( false ){
// build a smoothedControls
var smoothedRoot = new THREE.Group()
scene.add(smoothedRoot)
var smoothedControls = new THREEx.ArSmoothedControls(smoothedRoot)
onRenderFcts.push(function(){
smoothedControls.update(markerRoot)
})
}
// add an helper to visuable each sub-marker
var markerHelper = new THREEx.ArMarkerHelper(markerControls)
if( smoothedControls !== null ){
smoothedControls.object3d.add( markerHelper.object3d )
}else{
markerControls.object3d.add( markerHelper.object3d )
}
// store it in the parameters
if( smoothedControls !== null ){
subMarkersControls.push(smoothedControls)
}else {
subMarkersControls.push(markerControls)
}
})
var multiMarkerLearning = new THREEx.ArMultiMakersLearning(arToolkitContext, subMarkersControls)
// window.multiMarkerLearning = multiMarkerLearning
multiMarkerLearning.enabled = false
//////////////////////////////////////////////////////////////////////////////
// Code Separator
//////////////////////////////////////////////////////////////////////////////
function onRecordStart(){
// cant be started, if it is already started
if( multiMarkerLearning.enabled === true ){
console.log('already started')
return
}
// reset previously collected statistics
multiMarkerLearning.resetStats()
// enabled data collection
multiMarkerLearning.enabled = true
// update application status
updateAppStatus()
}
function onRecordStop(){
// cant be stopped, if it is alread stopped
if( multiMarkerLearning.enabled === false ){
console.log('already stopped')
}
// stop the application, if it is started
if( multiMarkerLearning.enabled === true ){
// stop data collection
multiMarkerLearning.enabled = false
// generate json file and store it
var jsonString = multiMarkerLearning.toJSON()
console.log('Writing multiMarkerFile', jsonString)
localStorage.setItem('ARjsMultiMarkerFile', jsonString);
// update application status
updateAppStatus()
}
// honor ?url= if present
if( urlOptions.backURL !== null ){
setTimeout(function(){
location.href = urlOptions.backURL
}, 1)
}
}
function onRecordClear(){
localStorage.removeItem('ARjsMultiMarkerFile')
updateAppStatus()
}
function updateAppStatus(){
var multiMarkerFile = localStorage.getItem('ARjsMultiMarkerFile');
if( multiMarkerFile === null ){
document.querySelector('#dataStatus').innerHTML = 'none'
}else{
var json = JSON.parse(multiMarkerFile)
var fileAge = Date.now() - new Date(json.meta.createdAt).getTime()
document.querySelector('#dataStatus').innerHTML = 'present'
var fileAge = (Date.now() - new Date(json.meta.createdAt).getTime())/1000
var deltaMinutes = Math.floor(fileAge / 60)
var deltaSecond = Math.round(fileAge % 60)
document.querySelector('#dataStatus').innerHTML = 'present since '
+ String(deltaMinutes).padStart(4)
+ 'm'
+ String(deltaSecond).padStart(2, "0")
+ 's'
}
if( multiMarkerLearning.enabled === true ){
document.querySelector('#appStatus').innerHTML = 'running'
}else{
document.querySelector('#appStatus').innerHTML = 'stopped'
}
if( multiMarkerLearning.enabled === true ){
document.querySelector('#recordStartButton').style.display = 'none'
document.querySelector('#recordStopButton').style.display = 'inherit'
}else{
document.querySelector('#recordStartButton').style.display = 'inherit'
document.querySelector('#recordStopButton').style.display = 'none'
}
}
window.onRecordStart = onRecordStart
window.onRecordStop = onRecordStop
window.onRecordClear = onRecordClear
updateAppStatus()
// global click on renderer.domElement is doing a recordToggle
renderer.domElement.addEventListener('click', function(){
if( multiMarkerLearning.enabled === false ){
onRecordStart()
}else{
onRecordStop()
}
})
//////////////////////////////////////////////////////////////////////////////////
// render the whole thing on the page
//////////////////////////////////////////////////////////////////////////////////
var stats = new Stats();
document.body.appendChild( stats.dom );
// render the scene
onRenderFcts.push(function(){
renderer.render( scene, camera );
stats.update();
})
// 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>