three.js dev template - module
CSS
body {
margin: 0px;
}
canvas {
display: block;
}
JavaScript
import * as THREE from "https://cdn.jsdelivr.net/npm/[email protected]/build/three.module.js";
import { OrbitControls } from "https://cdn.jsdelivr.net/npm/[email protected]/examples/jsm/controls/OrbitControls.js";
let renderer, scene, camera;
init();
animate();
function init() {
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setSize( window.innerWidth, window.innerHeight );
renderer.setPixelRatio( window.devicePixelRatio );
document.body.appendChild( renderer.domElement );
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera( 40, window.innerWidth / window.innerHeight, 0.1, 100 );
camera.position.set( 4, 4, 4 );
const controls = new OrbitControls( camera, renderer.domElement );
const geometry = new THREE.BoxBufferGeometry();
const material = [
new THREE.MeshBasicMaterial( { color: 0xff0000 } ),
new THREE.MeshBasicMaterial( { color: 0xffff00 } ),
new THREE.MeshBasicMaterial( { color: 0xffffff } ),
new THREE.MeshBasicMaterial( { color: 0xff00ff } ),
new THREE.MeshBasicMaterial( { color: 0x0000ff } ),
new THREE.MeshBasicMaterial( { color: 0x00ffff } ),
];
const mesh = new THREE.InstancedMesh( geometry, material, 2 );
scene.add( mesh );
let dummy = new THREE.Object3D();
dummy.position.set( 1, 0, 0 );
dummy.updateMatrix();
mesh.setMatrixAt( 0, dummy.matrix );
dummy = new THREE.Object3D();
dummy.position.set( - 1, 0, 0 );
dummy.updateMatrix();
mesh.setMatrixAt( 1, dummy.matrix );
}
function animate() {
requestAnimationFrame( animate );
renderer.render( scene, camera );
}