javascript
/
three.js
-ын хуулбар https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js ar - cones</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
		<link type="text/css" rel="stylesheet" href="main.css">
	</head>
	<body>

		<div id="info">
			<a href="https://threejs.org" target="_blank" rel="noopener">three.js</a> ar - cones<br/>(Chrome Android 81+)
		</div>

		<script type="module">

			import * as THREE from '../build/three.module.js';
			import { ARButton } from './jsm/webxr/ARButton.js';

			let camera, scene, renderer;
			let controller;

			init();
			animate();

			function init() {

				const container = document.createElement( 'div' );
				document.body.appendChild( container );

				scene = new THREE.Scene();

				camera = new THREE.PerspectiveCamera( 70, window.innerWidth / window.innerHeight, 0.01, 20 );

				const light = new THREE.HemisphereLight( 0xffffff, 0xbbbbff, 1 );
				light.position.set( 0.5, 1, 0.25 );
				scene.add( light );

				//

				renderer = new THREE.WebGLRenderer( { antialias: true, alpha: true } );
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.xr.enabled = true;
				container.appendChild( renderer.domElement );

				//

				document.body.appendChild( ARButton.createButton( renderer ) );

				//

				const geometry = new THREE.CylinderGeometry( 0, 0.05, 0.2, 32 ).rotateX( Math.PI / 2 );

				function onSelect() {

					const material = new THREE.MeshPhongMaterial( { color: 0xffffff * Math.random() } );
					const mesh = new THREE.Mesh( geometry, material );
					mesh.position.set( 0, 0, - 0.3 ).applyMatrix4( controller.matrixWorld );
					mesh.quaternion.setFromRotationMatrix( controller.matrixWorld );
					scene.add( mesh );

				}

				controller = renderer.xr.getController( 0 );
				controller.addEventListener( 'select', onSelect );
				scene.add( controller );

				//

				window.addEventListener( 'resize', onWindowResize );

			}

			function onWindowResize() {

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

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

			}

			//

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

				renderer.render( scene, camera );

			}

		</script>
	</body>
</html>