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commonar.html
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<!DOCTYPE html>
<meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no"/>
<meta charset="UTF-8">
<!-- include three.js -->
<script src='webarjs/three.js'></script>
<!-- <script src='webarjs/stats.min.js'></script>FPS的js-->
<!-- include js-aruco -->
<script src='webarjs/svd.js'></script><!--SVD PCA的实现一般有两种，一种是用特征值分解去实现的，一种是用奇异值分解去实现-->
<script src='webarjs/posit1-patched.js'></script><!--基于共面特征点的姿态估计-->
<script src='webarjs/cv.js'></script><!--OPENcv -->
<script src='webarjs/aruco.js'></script><!-- 一个微型的基于OPENCV的为了增强现实的库-->
<!-- include some extensions -->
<script src='webarjs/threex.webcamgrabbing.js'></script> <!--摄像头这个界面的JS-->
<script src="js/jquery-3.1.1.min.js"></script>
<script src='webarjs/threex.jsarucomarker.js'></script><!--跟踪识别JS-->
<script src='vendor/three.js/examples/js/loaders/OBJLoader.js'></script>
<script src='vendor/three.js/examples/js/loaders/MTLLoader.js'></script>
<script src='vendor/three.js/examples/js/loaders/OBJMTLLoader.js'></script>
<script src='webarjs/threex.universalloader.js'></script>
<style>
#elemdiv div{
height: 35px;width: 200px;background-color: red;color: white;text-align: center;
}
</style>
<body style='margin: 0px; overflow: hidden;'>
<div id="elemdiv">
</div>
<script>
</script>
<script>
//////////////////////////////////////////////////////////////////////////////////
// Test if the browser support WebGL and getUserMedia
//////////////////////////////////////////////////////////////////////////////////
;(function(){
// TODO backport those 2 in Detector.js
var hasGetUserMedia = (navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia) ? true : false
var hasMediaStreamTrackSources = MediaStreamTrack.getSources ? true : false
var hasWebGL = ( function () { try { var canvas = document.createElement( 'canvas' ); return !! ( window.WebGLRenderingContext && ( canvas.getContext( 'webgl' ) || canvas.getContext( 'experimental-webgl' ) ) ); } catch ( e ) { return false; } } )()
if( hasWebGL === false ){
alert('your browser doesn\'t support navigator.getUserMedia()')
}
if( hasMediaStreamTrackSources === false ){
alert('your browser doesn\'t support MediaStreamTrack.getSources()')
}
if( hasGetUserMedia === false ){
alert('your browser doesn\'t support navigator.getUserMedia()')
}
})()
//////////////////////////////////////////////////////////////////////////////////
// Init
//////////////////////////////////////////////////////////////////////////////////
// init renderer
var renderer = new THREE.WebGLRenderer({
antialias : true,
alpha : true
});
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
// array of functions for the rendering loop 渲染数组 每一次渲染时执行里面的函数
var onRenderFcts = [];
// init scene and camera
var scene = new THREE.Scene()
var camera = new THREE.PerspectiveCamera(30, window.innerWidth / window.innerHeight, 0.01, 1000);
camera.position.z = 2;
// camera.position.set(4, -3, 5);
//////////////////////////////////////////////////////////////////////////////////
// create a markerObject3D
//////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////
// 创建路标
//////////////////////////////////////////////////////////////////////////////////
/// camera.lookAt(new THREE.Vector3(0, 0, 0));
var light = new THREE.DirectionalLight(0xffffff);
light.position.set(4,0, 2);
scene.add(light);
var objarray=[];
var idarray=[];
var datalist;
$.ajax(
{ url: "http://www.herozhou.com:8080/ar/getmarker",
type:'GET',
dataType:'json',
success: function(data){
datalist=data.markerlist;
for(var i=0;i<datalist.length;i++)
{
var filename='upload/'+datalist[i].modelpath;
var markerObject3D = new THREE.Object3D()
scene.add(markerObject3D)
var material = new THREE.SpriteMaterial({
map: THREE.ImageUtils.loadTexture( filename )
});
var geometry = new THREE.BoxGeometry(0.1,0.1,0.1)
var object3d = new THREE.Sprite(material );
object3d.scale.set( 1, 1, 1 );
markerObject3D.add(object3d)
objarray[i]=markerObject3D;
idarray[i]=datalist[i].markerid;
}
}
});
//////////////////////////////////////////////////////////////////////////////////
// render the whole thing on the page
//////////////////////////////////////////////////////////////////////////////////
// handle window resize
window.addEventListener('resize', function(){
renderer.setSize( window.innerWidth, window.innerHeight )
camera.aspect = window.innerWidth / window.innerHeight
camera.updateProjectionMatrix()
}, false)
// render the scene
onRenderFcts.push(function(){
renderer.render( scene, camera );
})
// run the rendering loop 定时显示画面看来像动画
var previousTime = performance.now()
requestAnimationFrame(function animate(now){
requestAnimationFrame( animate );
// clickobject1();
//每次渲染执行数组里面的数
onRenderFcts.forEach(function(onRenderFct){
onRenderFct(now, now - previousTime)
})
previousTime = now
})
//////////////////////////////////////////////////////////////////////////////////
// Do the Augmented Reality part
//////////////////////////////////////////////////////////////////////////////////
// init the marker recognition 跟踪识别标记
var jsArucoMarker = new THREEx.JsArucoMarker()
// if no specific image source is specified, take the webcam by default
if( location.hash === '' ) location.hash = '#webcam'
// init the image source grabbing
if( location.hash === '#video' ){
var videoGrabbing = new THREEx.VideoGrabbing()
jsArucoMarker.videoScaleDown = 2
}else if( location.hash === '#webcam' ){
var videoGrabbing = new THREEx.WebcamGrabbing() //调用js里的函数
jsArucoMarker.videoScaleDown = 2
}else if( location.hash === '#image' ){
var videoGrabbing = new THREEx.ImageGrabbing()
jsArucoMarker.videoScaleDown = 10
}else console.assert(false)
// attach the videoGrabbing.domElement to the body
document.body.appendChild(videoGrabbing.domElement)
//////////////////////////////////////////////////////////////////////////////////
// Process video source to find markers
//////////////////////////////////////////////////////////////////////////////////
// set the markerObject3D as visible
// markerObject3D.visible = false //先让物体不显示 识别到之后让物体显示出来
// process the image source with the marker recognition
onRenderFcts.push(function(){
var domElement = videoGrabbing.domElement //返回摄像机
var markers = jsArucoMarker.detectMarkers(domElement) //如果把参数去掉 就不会卡 如果不去掉 就会很卡
for(var i=0;i<objarray.length;i++)
{
objarray[i].visible = false
}
// see if this.markerId has been found
markers.forEach(function(marker){
console.log(marker.id)
// if( marker.id !== 265 ) return
for(var i=0;i<objarray.length;i++)
{
if( marker.id === parseInt(idarray[i]) )
{
if(window.innerWidth>1000)
jsArucoMarker.markerToObject3D(marker, objarray[i])
else{
jsArucoMarker.markerToObject3D(marker, objarray[i])
objarray[i].position.z-=75;
// alert(objarray[i].position.z)
}
//alert("123")
/*
}
if(window.innerWidth>1000)
jsArucoMarker.markerToObject3D(marker, objarray[i]) //去掉的话就会整个东西显示在屏幕上 而不是显示在坐标上
else
{
jsArucoMarker.markerToObject3D(marker, objarray[i])
objarray[i].position.x+=150;
if( objarray[i].position.z>-450)
objarray[i].position.x-=20;
else if( objarray[i].position.z>-370)
objarray[i].position.x-=50;
else if( objarray[i].position.z>-300)
{
objarray[i].position.x-=50;
}
console.log( objarray[i].position.x+","+ objarray[i].position.z )
alert(objarray[i].position.x+","+ objarray[i].position.z)
}
*/
//alert(window.innerWidth+","+ window.innerHeight)
objarray[i].visible = true
// alert("123");
}
}
})
})
</script>
<script src="js/jquery-3.1.1.min.js">
</script>
</body>
</html>