three-globe
Version:
Globe data visualization as a ThreeJS reusable 3D object
69 lines (58 loc) • 2.22 kB
HTML
<head>
<style> body { margin: 0; } </style>
<script src="//unpkg.com/three"></script>
<script src="//unpkg.com/three-globe"></script>
<!--<script src="../../dist/three-globe.js"></script>-->
</head>
<body>
<div id="globeViz"></div>
<script type="importmap">{ "imports": { "three": "https://unpkg.com/three/build/three.module.js" }}</script>
<script type="module">
import { TrackballControls } from '//unpkg.com/three/examples/jsm/controls/TrackballControls.js';
Object.assign(THREE , { TrackballControls });
// Gen random data
const N = 300;
const gData = [...Array(N).keys()].map(() => ({
lat: (Math.random() - 0.5) * 180,
lng: (Math.random() - 0.5) * 360,
size: Math.random() / 3,
color: ['red', 'white', 'blue', 'green'][Math.round(Math.random() * 3)]
}));
const Globe = new ThreeGlobe()
.globeImageUrl('//unpkg.com/three-globe/example/img/earth-dark.jpg')
.bumpImageUrl('//unpkg.com/three-globe/example/img/earth-topology.png')
.pointsData(gData)
.pointAltitude('size')
.pointColor('color');
setTimeout(() => {
gData.forEach(d => d.size = Math.random());
Globe.pointsData(gData);
}, 4000);
// Setup renderer
const renderer = new THREE.WebGLRenderer();
renderer.setSize(window.innerWidth, window.innerHeight);
document.getElementById('globeViz').appendChild(renderer.domElement);
// Setup scene
const scene = new THREE.Scene();
scene.add(Globe);
scene.add(new THREE.AmbientLight(0xcccccc));
scene.add(new THREE.DirectionalLight(0xffffff, 0.6));
// Setup camera
const camera = new THREE.PerspectiveCamera();
camera.aspect = window.innerWidth/window.innerHeight;
camera.updateProjectionMatrix();
camera.position.z = 500;
// Add camera controls
const tbControls = new THREE.TrackballControls(camera, renderer.domElement);
tbControls.minDistance = 101;
tbControls.rotateSpeed = 5;
tbControls.zoomSpeed = 0.8;
// Kick-off renderer
(function animate() { // IIFE
// Frame cycle
tbControls.update();
renderer.render(scene, camera);
requestAnimationFrame(animate);
})();
</script>
</body>