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  • three.js之元素周期表

    
    
    <html>
    <head>
    <title>three.js css3d - periodic table</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
    <link type="text/css" rel="stylesheet" href="../static/three.js-master/main.css">
    <style>
    a {
    color: #8ff;
    }

    #menu {
    position: absolute;
    bottom: 20px;
    100%;
    text-align: center;
    }

    .element {
    120px;
    height: 160px;
    box-shadow: 0px 0px 12px rgba(0, 255, 255, 0.5);
    border: 1px solid rgba(127, 255, 255, 0.25);
    font-family: Helvetica, sans-serif;
    text-align: center;
    line-height: normal;
    cursor: default;
    }

    .element:hover {
    box-shadow: 0px 0px 12px rgba(0, 255, 255, 0.75);
    border: 1px solid rgba(127, 255, 255, 0.75);
    }

    .element .number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 12px;
    color: rgba(127, 255, 255, 0.75);
    }

    .element .symbol {
    position: absolute;
    top: 40px;
    left: 0px;
    right: 0px;
    font-size: 60px;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.75);
    text-shadow: 0 0 10px rgba(0, 255, 255, 0.95);
    }

    .element .details {
    position: absolute;
    bottom: 15px;
    left: 0px;
    right: 0px;
    font-size: 12px;
    color: rgba(127, 255, 255, 0.75);
    }

    button {
    color: rgba(127, 255, 255, 0.75);
    background: transparent;
    outline: 1px solid rgba(127, 255, 255, 0.75);
    border: 0px;
    padding: 5px 10px;
    cursor: pointer;
    }

    button:hover {
    background-color: rgba(0, 255, 255, 0.5);
    }

    button:active {
    color: #000000;
    background-color: rgba(0, 255, 255, 0.75);
    }
    </style>
    </head>
    <body>
    <script src="../static/three.js-master/build/three.js"></script>
    <script src="../static/three.js-master/examples/js/libs/tween.min.js"></script>
    <script src="../static/three.js-master/examples/js/controls/TrackballControls.js"></script>
    <script src="../static/three.js-master/examples/js/renderers/CSS3DRenderer.js"></script>

    <div id="info"><a href="http://threejs.org" target="_blank" rel="noopener">
    three.js</a> css3d - periodic table. <a href="https://plus.google.com/113862800338869870683/posts/QcFk5HrWran"
    target="_blank" rel="noopener">info</a>.
    </div>
    <div id="container">
    <div style="overflow: hidden; 818px;">

    </div>
    </div>
    <div id="menu">
    <button id="table">TABLE</button>
    <button id="sphere">SPHERE</button>
    <button id="helix">HELIX</button>
    <button id="grid">GRID</button>
    </div>

    <script>

    var table = [
    "H", "Hydrogen", "1.00794", 1, 1, //
    "He", "Helium", "4.002602", 18, 1,
    "Li", "Lithium", "6.941", 1, 2,
    "Be", "Beryllium", "9.012182", 2, 2,
    "B", "Boron", "10.811", 13, 2,
    "C", "Carbon", "12.0107", 14, 2,
    "N", "Nitrogen", "14.0067", 15, 2,
    "O", "Oxygen", "15.9994", 16, 2,
    "F", "Fluorine", "18.9984032", 17, 2,
    "Ne", "Neon", "20.1797", 18, 2,
    "Na", "Sodium", "22.98976...", 1, 3,
    "Mg", "Magnesium", "24.305", 2, 3,
    "Al", "Aluminium", "26.9815386", 13, 3,
    "Si", "Silicon", "28.0855", 14, 3,
    "P", "Phosphorus", "30.973762", 15, 3,
    "S", "Sulfur", "32.065", 16, 3,
    "Cl", "Chlorine", "35.453", 17, 3,
    "Ar", "Argon", "39.948", 18, 3,
    "K", "Potassium", "39.948", 1, 4,
    "Ca", "Calcium", "40.078", 2, 4,
    "Sc", "Scandium", "44.955912", 3, 4,
    "Ti", "Titanium", "47.867", 4, 4,
    "V", "Vanadium", "50.9415", 5, 4,
    "Cr", "Chromium", "51.9961", 6, 4,
    "Mn", "Manganese", "54.938045", 7, 4,
    "Fe", "Iron", "55.845", 8, 4,
    "Co", "Cobalt", "58.933195", 9, 4,
    "Ni", "Nickel", "58.6934", 10, 4,
    "Cu", "Copper", "63.546", 11, 4,
    "Zn", "Zinc", "65.38", 12, 4,
    "Ga", "Gallium", "69.723", 13, 4,
    "Ge", "Germanium", "72.63", 14, 4,
    "As", "Arsenic", "74.9216", 15, 4,
    "Se", "Selenium", "78.96", 16, 4,
    "Br", "Bromine", "79.904", 17, 4,
    "Kr", "Krypton", "83.798", 18, 4,
    "Rb", "Rubidium", "85.4678", 1, 5,
    "Sr", "Strontium", "87.62", 2, 5,
    "Y", "Yttrium", "88.90585", 3, 5,
    "Zr", "Zirconium", "91.224", 4, 5,
    "Nb", "Niobium", "92.90628", 5, 5,
    "Mo", "Molybdenum", "95.96", 6, 5,
    "Tc", "Technetium", "(98)", 7, 5,
    "Ru", "Ruthenium", "101.07", 8, 5,
    "Rh", "Rhodium", "102.9055", 9, 5,
    "Pd", "Palladium", "106.42", 10, 5,
    "Ag", "Silver", "107.8682", 11, 5,
    "Cd", "Cadmium", "112.411", 12, 5,
    "In", "Indium", "114.818", 13, 5,
    "Sn", "Tin", "118.71", 14, 5,
    "Sb", "Antimony", "121.76", 15, 5,
    "Te", "Tellurium", "127.6", 16, 5,
    "I", "Iodine", "126.90447", 17, 5,
    "Xe", "Xenon", "131.293", 18, 5,
    "Cs", "Caesium", "132.9054", 1, 6,
    "Ba", "Barium", "132.9054", 2, 6,
    "La", "Lanthanum", "138.90547", 4, 9,
    "Ce", "Cerium", "140.116", 5, 9,
    "Pr", "Praseodymium", "140.90765", 6, 9,
    "Nd", "Neodymium", "144.242", 7, 9,
    "Pm", "Promethium", "(145)", 8, 9,
    "Sm", "Samarium", "150.36", 9, 9,
    "Eu", "Europium", "151.964", 10, 9,
    "Gd", "Gadolinium", "157.25", 11, 9,
    "Tb", "Terbium", "158.92535", 12, 9,
    "Dy", "Dysprosium", "162.5", 13, 9,
    "Ho", "Holmium", "164.93032", 14, 9,
    "Er", "Erbium", "167.259", 15, 9,
    "Tm", "Thulium", "168.93421", 16, 9,
    "Yb", "Ytterbium", "173.054", 17, 9,
    "Lu", "Lutetium", "174.9668", 18, 9,
    "Hf", "Hafnium", "178.49", 4, 6,
    "Ta", "Tantalum", "180.94788", 5, 6,
    "W", "Tungsten", "183.84", 6, 6,
    "Re", "Rhenium", "186.207", 7, 6,
    "Os", "Osmium", "190.23", 8, 6,
    "Ir", "Iridium", "192.217", 9, 6,
    "Pt", "Platinum", "195.084", 10, 6,
    "Au", "Gold", "196.966569", 11, 6,
    "Hg", "Mercury", "200.59", 12, 6,
    "Tl", "Thallium", "204.3833", 13, 6,
    "Pb", "Lead", "207.2", 14, 6,
    "Bi", "Bismuth", "208.9804", 15, 6,
    "Po", "Polonium", "(209)", 16, 6,
    "At", "Astatine", "(210)", 17, 6,
    "Rn", "Radon", "(222)", 18, 6,
    "Fr", "Francium", "(223)", 1, 7,
    "Ra", "Radium", "(226)", 2, 7,
    "Ac", "Actinium", "(227)", 4, 10,
    "Th", "Thorium", "232.03806", 5, 10,
    "Pa", "Protactinium", "231.0588", 6, 10,
    "U", "Uranium", "238.02891", 7, 10,
    "Np", "Neptunium", "(237)", 8, 10,
    "Pu", "Plutonium", "(244)", 9, 10,
    "Am", "Americium", "(243)", 10, 10,
    "Cm", "Curium", "(247)", 11, 10,
    "Bk", "Berkelium", "(247)", 12, 10,
    "Cf", "Californium", "(251)", 13, 10,
    "Es", "Einstenium", "(252)", 14, 10,
    "Fm", "Fermium", "(257)", 15, 10,
    "Md", "Mendelevium", "(258)", 16, 10,
    "No", "Nobelium", "(259)", 17, 10,
    "Lr", "Lawrencium", "(262)", 18, 10,
    "Rf", "Rutherfordium", "(267)", 4, 7,
    "Db", "Dubnium", "(268)", 5, 7,
    "Sg", "Seaborgium", "(271)", 6, 7,
    "Bh", "Bohrium", "(272)", 7, 7,
    "Hs", "Hassium", "(270)", 8, 7,
    "Mt", "Meitnerium", "(276)", 9, 7,
    "Ds", "Darmstadium", "(281)", 10, 7,
    "Rg", "Roentgenium", "(280)", 11, 7,
    "Cn", "Copernicium", "(285)", 12, 7,
    "Nh", "Nihonium", "(286)", 13, 7,
    "Fl", "Flerovium", "(289)", 14, 7,
    "Mc", "Moscovium", "(290)", 15, 7,
    "Lv", "Livermorium", "(293)", 16, 7,
    "Ts", "Tennessine", "(294)", 17, 7,
    "Og", "Oganesson", "(294)", 18, 7
    ];

    var camera, scene, renderer;
    var controls;

    var objects = [];
    var targets = {table: [], sphere: [], helix: [], grid: []};

    init();
    animate();

    function init() {

    camera = new THREE.PerspectiveCamera(40, window.innerWidth / window.innerHeight, 1, 10000);
    camera.position.z = 3000;

    scene = new THREE.Scene();

    // table

    for (var i = 0; i < table.length; i += 5) {

    var element = document.createElement('div');
    element.className = 'element';
    element.style.backgroundColor = 'rgba(0,127,127,' + (Math.random() * 0.5 + 0.25) + ')';

    var number = document.createElement('div');
    number.className = 'number';
    number.textContent = (i / 5) + 1;
    element.appendChild(number);

    var symbol = document.createElement('div');
    symbol.className = 'symbol';
    symbol.textContent = table[i];
    element.appendChild(symbol);

    var details = document.createElement('div');
    details.className = 'details';
    details.innerHTML = table[i + 1] + '<br>' + table[i + 2];
    element.appendChild(details);

    var object = new THREE.CSS3DObject(element);
    object.position.x = Math.random() * 4000 - 2000;
    object.position.y = Math.random() * 4000 - 2000;
    object.position.z = Math.random() * 4000 - 2000;
    scene.add(object);

    objects.push(object);

    //

    var object = new THREE.Object3D();
    object.position.x = (table[i + 3] * 140) - 1330;
    object.position.y = -(table[i + 4] * 180) + 990;

    targets.table.push(object);

    }

    // sphere

    var vector = new THREE.Vector3();

    for (var i = 0, l = objects.length; i < l; i++) {

    var phi = Math.acos(-1 + (2 * i) / l);
    var theta = Math.sqrt(l * Math.PI) * phi;

    var object = new THREE.Object3D();

    object.position.setFromSphericalCoords(800, phi, theta);

    vector.copy(object.position).multiplyScalar(2);

    object.lookAt(vector);

    targets.sphere.push(object);

    }

    // helix

    var vector = new THREE.Vector3();

    for (var i = 0, l = objects.length; i < l; i++) {

    var theta = i * 0.175 + Math.PI;
    var y = -(i * 8) + 450;

    var object = new THREE.Object3D();

    object.position.setFromCylindricalCoords(900, theta, y);

    vector.x = object.position.x * 2;
    vector.y = object.position.y;
    vector.z = object.position.z * 2;

    object.lookAt(vector);

    targets.helix.push(object);

    }

    // grid

    for (var i = 0; i < objects.length; i++) {

    var object = new THREE.Object3D();

    object.position.x = ((i % 5) * 400) - 800;
    object.position.y = (-(Math.floor(i / 5) % 5) * 400) + 800;
    object.position.z = (Math.floor(i / 25)) * 1000 - 2000;

    targets.grid.push(object);

    }

    //

    renderer = new THREE.CSS3DRenderer();
    renderer.setSize(window.innerWidth, window.innerHeight);
    document.getElementById('container').appendChild(renderer.domElement);

    //

    controls = new THREE.TrackballControls(camera, renderer.domElement);
    controls.minDistance = 500;
    controls.maxDistance = 6000;
    controls.addEventListener('change', render);

    var button = document.getElementById('table');
    button.addEventListener('click', function () {

    transform(targets.table, 2000);

    }, false);

    var button = document.getElementById('sphere');
    button.addEventListener('click', function () {

    transform(targets.sphere, 2000);

    }, false);

    var button = document.getElementById('helix');
    button.addEventListener('click', function () {

    transform(targets.helix, 2000);

    }, false);

    var button = document.getElementById('grid');
    button.addEventListener('click', function () {

    transform(targets.grid, 2000);

    }, false);

    transform(targets.table, 2000);

    //

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

    }

    function transform(targets, duration) {

    TWEEN.removeAll();

    for (var i = 0; i < objects.length; i++) {

    var object = objects[i];
    var target = targets[i];

    new TWEEN.Tween(object.position)
    .to({
    x: target.position.x,
    y: target.position.y,
    z: target.position.z
    }, Math.random() * duration + duration)
    .easing(TWEEN.Easing.Exponential.InOut)
    .start();

    new TWEEN.Tween(object.rotation)
    .to({
    x: target.rotation.x,
    y: target.rotation.y,
    z: target.rotation.z
    }, Math.random() * duration + duration)
    .easing(TWEEN.Easing.Exponential.InOut)
    .start();

    }

    new TWEEN.Tween(this)
    .to({}, duration * 2)
    .onUpdate(render)
    .start();

    }

    function onWindowResize() {

    camera.aspect = window.innerWidth / window.innerHeight;
    camera.updateProjectionMatrix();

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

    render();

    }

    function animate() {

    requestAnimationFrame(animate);

    TWEEN.update();

    controls.update();

    }

    function render() {

    renderer.render(scene, camera);

    }

    </script>


    </body>
    </html>
    
    
    body {
        margin: 0;
        background-color: #000;
        color: #fff;
        font-family: Monospace;
        font-size: 13px;
        line-height: 24px;
    }
    
    a {
        color: #ff0;
        text-decoration: none;
    }
    
    a:hover {
        text-decoration: underline;
    }
    
    button {
        cursor: pointer;
        text-transform: uppercase;
    }
    
    canvas {
        display: block;
    }
    
    #info {
        position: absolute;
        top: 0px;
         100%;
        padding: 10px;
        box-sizing: border-box;
        text-align: center;
        z-index: 1; /* TODO Solve this in HTML */
    }
    
    .dg.ac {
        z-index: 2 !important; /* TODO Solve this in HTML */
    }
    main.css

    附带three.js代码,点击下载

    附带tween.min.js,点击下载

    附带TrackballControls.js,点击下载

    附带CSS3DRenderer.js,点击下载

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  • 原文地址:https://www.cnblogs.com/aaronthon/p/10981478.html
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