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Attempting barcode marker recognition
Attempting barcode marker recognition
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<!DOCTYPE html> | ||
<head> | ||
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0"> | ||
<title>Hello, AR Cube!</title> | ||
<!-- include three.js library --> | ||
<script src='js/three.js'></script> | ||
<!-- include jsartookit --> | ||
<script src="jsartoolkit5/artoolkit.min.js"></script> | ||
<script src="jsartoolkit5/artoolkit.api.js"></script> | ||
<!-- include threex.artoolkit --> | ||
<script src="threex/threex-artoolkitsource.js"></script> | ||
<script src="threex/threex-artoolkitcontext.js"></script> | ||
<script src="threex/threex-arbasecontrols.js"></script> | ||
<script src="threex/threex-armarkercontrols.js"></script> | ||
</head> | ||
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<body style='margin : 0px; overflow: hidden; font-family: Monospace;'> | ||
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<!-- | ||
Example created by Lee Stemkoski: https://github.com/stemkoski | ||
Based on the AR.js library and examples created by Jerome Etienne: https://github.com/jeromeetienne/AR.js/ | ||
--> | ||
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<script> | ||
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var scene, camera, renderer, clock, deltaTime, totalTime; | ||
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var arToolkitSource, arToolkitContext; | ||
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var markerRoot1, markerRoot2; | ||
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var mesh1; | ||
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initialize(); | ||
animate(); | ||
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function initialize() | ||
{ | ||
scene = new THREE.Scene(); | ||
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let ambientLight = new THREE.AmbientLight( 0xcccccc, 0.5 ); | ||
scene.add( ambientLight ); | ||
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camera = new THREE.Camera(); | ||
scene.add(camera); | ||
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renderer = new THREE.WebGLRenderer({ | ||
antialias : true, | ||
alpha: true | ||
}); | ||
renderer.setClearColor(new THREE.Color('lightgrey'), 0) | ||
renderer.setSize( 640, 480 ); | ||
renderer.domElement.style.position = 'absolute' | ||
renderer.domElement.style.top = '0px' | ||
renderer.domElement.style.left = '0px' | ||
document.body.appendChild( renderer.domElement ); | ||
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clock = new THREE.Clock(); | ||
deltaTime = 0; | ||
totalTime = 0; | ||
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//////////////////////////////////////////////////////////// | ||
// setup arToolkitSource | ||
//////////////////////////////////////////////////////////// | ||
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arToolkitSource = new THREEx.ArToolkitSource({ | ||
sourceType : 'webcam', | ||
}); | ||
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function onResize() | ||
{ | ||
arToolkitSource.onResize() | ||
arToolkitSource.copySizeTo(renderer.domElement) | ||
if ( arToolkitContext.arController !== null ) | ||
{ | ||
arToolkitSource.copySizeTo(arToolkitContext.arController.canvas) | ||
} | ||
} | ||
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arToolkitSource.init(function onReady(){ | ||
onResize() | ||
}); | ||
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// handle resize event | ||
window.addEventListener('resize', function(){ | ||
onResize() | ||
}); | ||
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//////////////////////////////////////////////////////////// | ||
// setup arToolkitContext | ||
//////////////////////////////////////////////////////////// | ||
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// create atToolkitContext | ||
arToolkitContext = new THREEx.ArToolkitContext({ | ||
cameraParametersUrl: 'data/camera_para.dat', | ||
detectionMode: "mono_and_matrix", | ||
matrixCodeType: "3x3", | ||
}); | ||
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// copy projection matrix to camera when initialization complete | ||
arToolkitContext.init( function onCompleted(){ | ||
camera.projectionMatrix.copy( arToolkitContext.getProjectionMatrix() ); | ||
}); | ||
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//////////////////////////////////////////////////////////// | ||
// setup markerRoots | ||
//////////////////////////////////////////////////////////// | ||
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// build markerControls | ||
markerRoot1 = new THREE.Group(); | ||
scene.add(markerRoot1); | ||
let markerControls1 = new THREEx.ArMarkerControls(arToolkitContext, markerRoot1, { | ||
type: "barcode", barcodeValue: "5", | ||
}) | ||
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let geometry1 = new THREE.CubeGeometry(1,1,1); | ||
let material1 = new THREE.MeshNormalMaterial({ | ||
transparent: true, | ||
opacity: 0.5, | ||
side: THREE.DoubleSide | ||
}); | ||
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mesh1 = new THREE.Mesh( geometry1, material1 ); | ||
mesh1.position.y = 0.5; | ||
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markerRoot1.add( mesh1 ); | ||
} | ||
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function update() | ||
{ | ||
// update artoolkit on every frame | ||
if ( arToolkitSource.ready !== false ) | ||
arToolkitContext.update( arToolkitSource.domElement ); | ||
} | ||
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function render() | ||
{ | ||
renderer.render( scene, camera ); | ||
} | ||
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function animate() | ||
{ | ||
requestAnimationFrame(animate); | ||
deltaTime = clock.getDelta(); | ||
totalTime += deltaTime; | ||
update(); | ||
render(); | ||
} | ||
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</script> | ||
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</body> | ||
</html> |