需要.js文件和HTML例如在网页上显示.STL 3D对象 [英] Need .js and HTML example for displaying .STL 3D objects in a web page

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问题描述

任何人都可以产生一个干净的傻瓜例如HTML中使用的 STLLoader.js 来显示ASCII(不是二进制).STL在网页中目标文件?结果应该让用户操作对象目前HTML5的浏览器,并与超过灰度物体表面和背景没有华丽的视觉效果。

STLLoader.js可能需要three.js或three.min.js的帮助,但我不知道。 STLLoader.js包括下面使用的例子,但不包括HTML包装。

使用实例里面 <一个href="https://github.com/mrdoob/three.js/blob/dev/examples/js/loaders/STLLoader.js">STLLoader.js

  / **
     * 用法:
     * VAR装载机=新THREE.STLLoader();
     * loader.addEventListener('负荷',函数(事件){
     *
     * VAR几何= event.content;
     * scene.add(新THREE.Mesh(几何形状));
     *
     *});
     * loader.load('./models/stl/slotted_disk.stl');
     * /
 

解决方案

在three.js例子是一个很好的来源:

https://github.com/mrdoob/three。 JS / BLOB /主/例子/ webgl_loader_stl.html

下面是一个简化版本:

 &LT;!DOCTYPE HTML&GT;
&LT; HTML LANG =EN&GT;
    &LT; HEAD&GT;
        &LT;冠军&GT; three.js的WebGL  -  STL&LT; /标题&GT;
        &LT;元字符集=utf-8&GT;
        &LT; META NAME =视口内容=WIDTH =设备宽度,用户可扩展性=无,最小规模= 1.0,最大规模= 1.0&GT;
        &LT;风格&GT;
            体 {
                字体家庭:等宽;
                背景颜色:#000000;
                保证金:0px;
                溢出:隐藏;
            }

            #信息 {
                颜色:#FFF;
                位置:绝对的;
                顶:10px的;
                宽度:100%;
                文本对齐:中心;
                的z-index:100;
                显示:块;

            }

            A {颜色:天蓝}
        &LT; /风格&GT;
    &LT; /头&GT;
    &LT;身体GT;
        &LT; D​​IV ID =信息&GT;
            STL装载机测试
        &LT; / DIV&GT;

        &所述;脚本的src =htt​​p://threejs.org/build/three.min.js&GT;&所述; /脚本&GT;

        &所述;脚本的src =htt​​p://threejs.org/examples/js/loaders/STLLoader.js&GT;&所述; /脚本&GT;

        &LT;脚本&GT;

            VAR集装箱,摄像,场景,渲染器;

            在里面();
            动画();

            功能的init(){

                容器= document.createElement方法('格');
                document.body.appendChild(容器);

                //渲染器

                渲染器=新THREE.WebGLRenderer({反锯齿:真});
                renderer.setSize(window.innerWidth,window.innerHeight);
                container.appendChild(renderer.domElement);

                // 现场

                现场=新THREE.Scene();

                // 相机

                摄像头=新THREE.PerspectiveCamera(35,window.innerWidth / window.innerHeight,1,10000);
                camera.position.set(3,0.5%,3);
                scene.add(照相机); //必需的,因为我们加入了光作为相机的子

                //灯

                scene.add(新THREE.AmbientLight(0x222222));

                VAR光=新THREE.PointLight(0XFFFFFF,0.8);
                camera.add(光);

                // 目的

                VAR装载机=新THREE.STLLoader();
                loader.load('slotted_disk.stl',函数(几何){

                    VAR材料=新THREE.MeshPhongMaterial({颜色:0xff5533});

                    变种网状=新THREE.Mesh(几何形状,材料);

                    scene.add(目);

                });

                window.addEventListener('调整',onWindowResize,假);

            }

            功能onWindowResize(){

                camera.aspect = window.innerWidth / window.innerHeight;

                camera.updateProjectionMatrix();

                renderer.setSize(window.innerWidth,window.innerHeight);

            }

            功能动画(){

                requestAnimationFrame(动画);

                渲染();

            }

            功能渲染(){

                VAR定时器= Date.now()* 0.0005;

                camera.position.x = Math.cos(定时器)* 5;
                camera.position.z = Math.sin(定时器)* 5;

                camera.lookAt(scene.position);

                renderer.render(场景,摄像头);

            }

        &LT; / SCRIPT&GT;
    &LT; /身体GT;
&LT; / HTML&GT;
 

three.js R.70

Can anybody produce a clean "for dummies" example of HTML for using STLLoader.js to display ASCII (not binary) .stl object files in a web page? Result should let users manipulate object in current HTML5 browsers and with no fancy visuals beyond a grayscale object surface and background.

STLLoader.js might need the help of three.js or three.min.js but I wouldn't know. STLLoader.js contains below usage example but did not include an HTML wrapper.

Usage example inside STLLoader.js

     /** 
     * Usage:
     *  var loader = new THREE.STLLoader();
     *  loader.addEventListener( 'load', function ( event ) {
     *
     *      var geometry = event.content;
     *      scene.add( new THREE.Mesh( geometry ) );
     *
     *  } );
     *  loader.load( './models/stl/slotted_disk.stl' );
     */

解决方案

The three.js examples are a good source:

https://github.com/mrdoob/three.js/blob/master/examples/webgl_loader_stl.html

Here is a simplified version:

<!DOCTYPE html>
<html lang="en">
    <head>
        <title>three.js webgl - STL</title>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
        <style>
            body {
                font-family: Monospace;
                background-color: #000000;
                margin: 0px;
                overflow: hidden;
            }

            #info {
                color: #fff;
                position: absolute;
                top: 10px;
                width: 100%;
                text-align: center;
                z-index: 100;
                display:block;

            }

            a { color: skyblue }
        </style>
    </head>
    <body>
        <div id="info">
            STL loader test
        </div>

        <script src="http://threejs.org/build/three.min.js"></script>

        <script src="http://threejs.org/examples/js/loaders/STLLoader.js"></script>

        <script>

            var container, camera, scene, renderer;

            init();
            animate();

            function init() {

                container = document.createElement( 'div' );
                document.body.appendChild( container );

                // renderer

                renderer = new THREE.WebGLRenderer( { antialias: true } );
                renderer.setSize( window.innerWidth, window.innerHeight );
                container.appendChild( renderer.domElement );

                // scene

                scene = new THREE.Scene();

                // camera

                camera = new THREE.PerspectiveCamera( 35, window.innerWidth / window.innerHeight, 1, 10000 );
                camera.position.set( 3, 0.5, 3 );
                scene.add( camera ); // required, because we are adding a light as a child of the camera

                // lights

                scene.add( new THREE.AmbientLight( 0x222222 ) );

                var light = new THREE.PointLight( 0xffffff, 0.8 );
                camera.add( light );

                // object

                var loader = new THREE.STLLoader();
                loader.load( 'slotted_disk.stl', function ( geometry ) {

                    var material = new THREE.MeshPhongMaterial( { color: 0xff5533 } );

                    var mesh = new THREE.Mesh( geometry, material );

                    scene.add( mesh );

                } );

                window.addEventListener( 'resize', onWindowResize, false );

            }

            function onWindowResize() {

                camera.aspect = window.innerWidth / window.innerHeight;

                camera.updateProjectionMatrix();

                renderer.setSize( window.innerWidth, window.innerHeight );

            }

            function animate() {

                requestAnimationFrame( animate );

                render();

            }

            function render() {

                var timer = Date.now() * 0.0005;

                camera.position.x = Math.cos( timer ) * 5;
                camera.position.z = Math.sin( timer ) * 5;

                camera.lookAt( scene.position );

                renderer.render( scene, camera );

            }

        </script>
    </body>
</html>

three.js r.70

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