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css2d_label.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<title>Verge3D css2d - label</title>
<link type="text/css" rel="stylesheet" href="main.css">
<style>
.label {
color: #FFF;
font-family: sans-serif;
padding: 2px;
background: rgba(0, 0, 0, .6);
}
</style>
</head>
<body>
<div id="info"><a href="https://www.soft8soft.com/verge3d" target="_blank" rel="noopener">Verge3D</a> css2d - label</div>
<!-- Import maps polyfill -->
<!-- Remove this when import maps will be widely supported -->
<script async src="https://unpkg.com/[email protected]/dist/es-module-shims.js"></script>
<script type="importmap">
{
"imports": {
"v3d": "../build/v3d.module.js",
"v3d/addons/": "./jsm/"
}
}
</script>
<script type="module">
import * as v3d from 'v3d';
import { OrbitControls } from 'v3d/addons/controls/OrbitControls.js';
import { CSS2DRenderer, CSS2DObject } from 'v3d/addons/renderers/CSS2DRenderer.js';
import { GUI } from 'v3d/addons/libs/lil-gui.module.min.js';
let gui;
let camera, scene, renderer, labelRenderer;
const layers = {
'Toggle Name': function() {
camera.layers.toggle(0);
},
'Toggle Mass': function() {
camera.layers.toggle(1);
},
'Enable All': function() {
camera.layers.enableAll();
},
'Disable All': function() {
camera.layers.disableAll();
}
};
const clock = new v3d.Clock();
const textureLoader = new v3d.TextureLoader();
let moon;
init();
animate();
function init() {
const EARTH_RADIUS = 1;
const MOON_RADIUS = 0.27;
camera = new v3d.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.1, 200);
camera.position.set(10, 5, 20);
camera.layers.enableAll();
camera.layers.toggle(1);
scene = new v3d.Scene();
const dirLight = new v3d.DirectionalLight(0xffffff);
dirLight.position.set(0, 0, 1);
dirLight.layers.enableAll();
scene.add(dirLight);
const axesHelper = new v3d.AxesHelper(5);
axesHelper.layers.enableAll();
scene.add(axesHelper);
//
const earthGeometry = new v3d.SphereGeometry(EARTH_RADIUS, 16, 16);
const earthMaterial = new v3d.MeshPhongMaterial({
specular: 0x333333,
shininess: 5,
map: textureLoader.load('textures/planets/earth_atmos_2048.jpg'),
specularMap: textureLoader.load('textures/planets/earth_specular_2048.jpg'),
normalMap: textureLoader.load('textures/planets/earth_normal_2048.jpg'),
normalScale: new v3d.Vector2(0.85, 0.85)
});
const earth = new v3d.Mesh(earthGeometry, earthMaterial);
scene.add(earth);
const moonGeometry = new v3d.SphereGeometry(MOON_RADIUS, 16, 16);
const moonMaterial = new v3d.MeshPhongMaterial({
shininess: 5,
map: textureLoader.load('textures/planets/moon_1024.jpg')
});
moon = new v3d.Mesh(moonGeometry, moonMaterial);
scene.add(moon);
//
earth.layers.enableAll();
moon.layers.enableAll();
const earthDiv = document.createElement('div');
earthDiv.className = 'label';
earthDiv.textContent = 'Earth';
earthDiv.style.marginTop = '-1em';
const earthLabel = new CSS2DObject(earthDiv);
earthLabel.position.set(0, EARTH_RADIUS, 0);
earth.add(earthLabel);
earthLabel.layers.set(0);
const earthMassDiv = document.createElement('div');
earthMassDiv.className = 'label';
earthMassDiv.textContent = '5.97237e24 kg';
earthMassDiv.style.marginTop = '-1em';
const earthMassLabel = new CSS2DObject(earthMassDiv);
earthMassLabel.position.set(0, -2 * EARTH_RADIUS, 0);
earth.add(earthMassLabel);
earthMassLabel.layers.set(1);
const moonDiv = document.createElement('div');
moonDiv.className = 'label';
moonDiv.textContent = 'Moon';
moonDiv.style.marginTop = '-1em';
const moonLabel = new CSS2DObject(moonDiv);
moonLabel.position.set(0, MOON_RADIUS, 0);
moon.add(moonLabel);
moonLabel.layers.set(0);
const moonMassDiv = document.createElement('div');
moonMassDiv.className = 'label';
moonMassDiv.textContent = '7.342e22 kg';
moonMassDiv.style.marginTop = '-1em';
const moonMassLabel = new CSS2DObject(moonMassDiv);
moonMassLabel.position.set(0, -2 * MOON_RADIUS, 0);
moon.add(moonMassLabel);
moonMassLabel.layers.set(1);
//
renderer = new v3d.WebGLRenderer();
renderer.setPixelRatio(window.devicePixelRatio);
renderer.setSize(window.innerWidth, window.innerHeight);
document.body.appendChild(renderer.domElement);
labelRenderer = new CSS2DRenderer();
labelRenderer.setSize(window.innerWidth, window.innerHeight);
labelRenderer.domElement.style.position = 'absolute';
labelRenderer.domElement.style.top = '0px';
document.body.appendChild(labelRenderer.domElement);
const controls = new OrbitControls(camera, labelRenderer.domElement);
controls.minDistance = 5;
controls.maxDistance = 100;
//
window.addEventListener('resize', onWindowResize);
initGui();
}
function onWindowResize() {
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
labelRenderer.setSize(window.innerWidth, window.innerHeight);
}
function animate() {
requestAnimationFrame(animate);
const elapsed = clock.getElapsedTime();
moon.position.set(Math.sin(elapsed) * 5, 0, Math.cos(elapsed) * 5);
renderer.render(scene, camera);
labelRenderer.render(scene, camera);
}
//
function initGui() {
gui = new GUI();
gui.add(layers, 'Toggle Name');
gui.add(layers, 'Toggle Mass');
gui.add(layers, 'Enable All');
gui.add(layers, 'Disable All');
}
</script>
</body>
</html>