JSFiddle - React, Tailwind, and code Playground
HTML
<script src="https://threejs.org/build/three.js"></script>
CSS
body {
margin: 0;
overflow: hidden;
touch-action: none;
}
JavaScript
var camera, scene, renderer;
var startY;
var speed = 0.001;
init();
animate();
function init() {
camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.1, 1000 );
camera.position.z = 1;
scene = new THREE.Scene();
var geometry = new THREE.BoxBufferGeometry();
var material = new THREE.MeshNormalMaterial();
for ( var i = 0; i < 100; i += 2 ) {
const mesh1 = new THREE.Mesh( geometry, material );
const mesh2 = new THREE.Mesh( geometry, material );
mesh1.position.set( 2, 0, - i );
mesh2.position.set( - 2, 0, - i );
scene.add( mesh1, mesh2 );
}
renderer = new THREE.WebGLRenderer( { antialias: true } );
renderer.setSize( window.innerWidth, window.innerHeight );
document.body.appendChild( renderer.domElement );
renderer.domElement.addEventListener( 'touchstart', onTouchStart, false );
renderer.domElement.addEventListener( 'touchmove', onTouchMove, false );
}
function onTouchStart(event) {
startY = event.touches[ 0 ].pageY;
}
function onTouchMove( event ) {
var deltaY = ( event.touches[ 0 ].pageY - startY );
camera.position.z += ( deltaY * speed );
}
function animate() {
requestAnimationFrame( animate );
renderer.render( scene, camera );
}