AR.js/three.js/examples/parameters-tunning.html · ar/AR.js - AtomGit

Kkalwaltchanged THREE.AxisHelper to THREE.AxesHelper in examples
116ffe5c创建于 2019年5月3日历史提交
<!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>THREEx.ArToolkitContext.baseURL = '../'</script>

<!-- domElement UI -->
<style>
body {
	font-family: Monospace;
}
#demoUISource {
	    z-index: 3;
	position: absolute;
	top: 0;
	left: 0;
	background-color: rgba(255,255,255,0.4);
	padding: 10px;
}
#demoUIContext {
	    z-index: 3;
	position: absolute;
	bottom: 0;
	left: 0;
	background-color: rgba(255,255,255,0.4);
	padding: 10px;
}
#demoUIControls {
	    z-index: 3;
	position: absolute;
	bottom: 0;
	right: 0;
	background-color: rgba(255,255,255,0.4);
	padding: 10px;
}
.rs-base {	/* the aframe stat */
	left : auto;
	right: 20px;
}
</style>
<div id='demoUISource'>
	<h3>Source Parameters</h3>
	<label title='the video source used by artoolkit'>Video Source :
		<select id='videoSourceType'>
		  <option value="webcam">webcam</option>
		  <option value="video_headtracking.mp4">video_headtracking</option>
		  <option value="video_output_4.mp4">video_output_4</option>
		  <option value="image_armchair.jpg">image_armchair</option>
		  <option value="image_chalk_multi.jpg">image_chalk_multi</option>
		  <option value="image_chalk.jpg">image_chalk</option>
		  <option value="image_img.jpg">image_img</option>
		  <option value="image_kuva.jpg">image_kuva</option>
		</select>
	</label>
	<br/>
	<label title='the video source used by artoolkit'>Source Width x Height :
		<select id='videoSourceDimensions'>
		  <option value="640x480">640x480</option>
		  <option value="320x240">320x240</option>
		  <option value="240x180">240x180</option>
		</select>
	</label>
	<br/>
	<label title='the video source used by artoolkit'>Display Width x Height :
		<select id='videoDisplayDimensions'>
			<option value="640x480">640x480</option>
			<option value="320x240">320x240</option>
			<option value="240x180">240x180</option>
		</select>
	</label>
</div>
<div id='demoUIContext'>
	<h3>Context Parameters</h3>
	<label title='enabled debug in artoolkit'>debug :
		<select id='debug'>
		  <option value="true">true</option>
		  <option value="false">false</option>
		</select>
	</label>
	<br/>
	<label title='type of marker detected by artoolkit'>detectionMode :
		<select id='detectionMode'>
		  <option value="color">color</option>
		  <option value="color_and_matrix">color_and_matrix</option>
		  <option value="mono">mono</option>
		  <option value="mono_and_matrix">mono_and_matrix</option>
		</select>
	</label>
	<br/>
	<label title='valid only detectionMode contains matrix'>matrixCodeType :
		<select id='matrixCodeType'>
			<option value="3x3">3x3</option>
			<option value="3x3_HAMMING63">3x3_HAMMING63</option>
			<option value="3x3_PARITY65">3x3_PARITY65</option>
			<option value="4x4">4x4</option>
			<option value="4x4_BCH_13_9_3">4x4_BCH_13_9_3</option>
			<option value="4x4_BCH_13_5_5">4x4_BCH_13_5_5</option>
		</select>
	</label>
	<br/>
	<label title='max detection rate'>maxDetectionRate :
		<select id='maxDetectionRate'>
			<option value="10">10</option>
			<option value="20">20</option>
			<option value="30">30</option>
			<option value="40">40</option>
			<option value="50">50</option>
			<option value="60" selected="selected">60</option>
		</select>
	</label>
	<br/>
	<label title='resolution of at which we detect pose in the source image'>Canvas Width x Height :
		<select id='canvasDimensions'>
			<option value="640x480">640x480</option>
			<option value="320x240">320x240</option>
			<option value="240x180">240x180</option>
		</select>
	</label>
	<br/>
	<label title='enabled image smoothing'>image smoothing :
		<select id='imageSmoothingEnabled'>
			<option value="true">true</option>
			<option value="false">false</option>
		</select>
	</label>
</div>
<div id='demoUIControls'>
	<h3>Controls Parameters</h3>
	<label title='The type of marker detected'>Marker Type :
		<select id='markerType'>
		  <option value="hiro">hiro</option>
		  <option value="kanji">kanji</option>
		  <option value="unknown">unknown</option>
		  <option value="barcode_3x3_20">barcode_3x3_20</option>
		</select>
	</label>
	<br/>
	<label title='change matrix mode'>matrix mode :
		<select id='matrixMode'>
			<option value="modelViewMatrix">modelViewMatrix</option>
			<option value="cameraTransformMatrix">cameraTransformMatrix</option>
		</select>
	</label>
	<br/>
	<label title='size of the marker in meters'>size in meters :
		<select id='makerSize'>
			<option value="1">1</option>
			<option value="2">2</option>
			<option value="3">3</option>
			<option value="4">4</option>
			<option value="5">5</option>
		</select>
	</label>
	<br/>
	<label title='minimal confidence in the marke recognition'>minimal recognition confidence :
		<select id='confidence'>
			<option value="0">0</option>
			<option value="0.2">0.2</option>
			<option value="0.4">0.4</option>
			<option value="0.6">0.6</option>
			<option value="0.8">0.8</option>
			<option value="1" selected="selected">1</option>
		</select>
	</label>
</div>


<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> - developement playground
	<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();

	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
	////////////////////////////////////////////////////////////////////////////////
	function buildSourceParameters(){
		var sourceParameters = {}

		// handle #videoSource
		var value = document.querySelector('#videoSource').value
		var sourceType = value.split('_')[0]
		var sourceUrl = value.split('_')[1]
		if( sourceType === 'webcam' ){
			sourceParameters.sourceType = sourceType
		}else if( sourceType === 'image' ){
			sourceParameters.sourceType = sourceType
			sourceParameters.sourceUrl = THREEx.ArToolkitContext.baseURL + '../data/images/' + sourceUrl
		}else if( sourceType === 'video' ){
			sourceParameters.sourceType = sourceType
			sourceParameters.sourceUrl = THREEx.ArToolkitContext.baseURL + '../data/videos/' + sourceUrl
		}

		return sourceParameters
	}

	function onParametersChange(){
		var parameters = {
			sourceParameters : buildSourceParameters()
		}

		location.hash = '#' + encodeURIComponent( JSON.stringify(parameters) )
		location.reload()
	}

	document.querySelector('#videoSourceType').addEventListener('change', onParametersChange)

	var sourceParameters = {
		sourceType : 'webcam'
	}

	if( location.hash.substring(1) ){
		var data = JSON.parse( decodeURIComponent( location.hash.substring(1) ) )
		sourceParameters = data.sourceParameters

		console.log('there is a hash param,eters', data)
	}


	var arToolkitSource = new THREEx.ArToolkitSource(sourceParameters)
	// 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/img.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.onResizeElement(renderer.domElement)
	})

	// handle resize
	window.addEventListener('resize', function(){
		// handle arToolkitSource resize
		arToolkitSource.onResizeElement(renderer.domElement)
	})

	////////////////////////////////////////////////////////////////////////////////
	//          initialize arToolkitContext
	////////////////////////////////////////////////////////////////////////////////

	// create atToolkitContext
	var arToolkitContext = new THREEx.ArToolkitContext({
		cameraParametersUrl: THREEx.ArToolkitContext.baseURL + '../data/data/camera_para.dat',
		detectionMode: 'mono',
		canvasWidth: 80*3,
		canvasHeight: 60*3,
	})
	// 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 markerRoot = new THREE.Group
	scene.add(markerRoot)
	var artoolkitMarker = new THREEx.ArMarkerControls(arToolkitContext, markerRoot, {
		type : 'pattern',
		patternUrl : THREEx.ArToolkitContext.baseURL + '../data/data/patt.hiro',
		// patternUrl : THREEx.ArToolkitContext.baseURL + '../data/data/patt.kanji',
	})

	//////////////////////////////////////////////////////////////////////////////////
	//		add an object in the scene
	//////////////////////////////////////////////////////////////////////////////////


	var mesh = new THREE.AxesHelper()
	markerRoot.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
	markerRoot.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
	markerRoot.add( mesh );

	onRenderFcts.push(function(delta){
		mesh.rotation.x += delta * Math.PI
	})

	//////////////////////////////////////////////////////////////////////////////////
	//		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>