Created
October 7, 2022 14:47
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threejs sandbox template in single html file.
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| <!doctype html> | |
| <html lang="en"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <meta content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0" | |
| name="viewport"> | |
| <meta content="ie=edge" http-equiv="X-UA-Compatible"> | |
| <title>Document</title> | |
| <style> | |
| .wrapper { | |
| position: fixed; | |
| width: 100%; | |
| height: 100%; | |
| top: 0; | |
| left: 0; | |
| } | |
| canvas { | |
| display: block; | |
| position: relative; | |
| width: 100%; | |
| height: 100%; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="js-wrapper" class="wrapper"> | |
| <canvas id="js-canvas"></canvas> | |
| </div> | |
| <script src="https://unpkg.com/[email protected]/build/three.min.js"></script> | |
| <script src="https://unpkg.com/[email protected]/examples/js/controls/OrbitControls.js"></script> | |
| <script type="text/javascript"> | |
| let width, height; | |
| const wrapperElem = document.getElementById("js-wrapper"); | |
| const canvasElem = document.getElementById("js-canvas"); | |
| const renderer = new THREE.WebGLRenderer({ canvas: canvasElem }); | |
| const scene = new THREE.Scene(); | |
| const camera = new THREE.PerspectiveCamera(45, 1, 1, 40); | |
| camera.position.copy(new THREE.Vector3(4, 4, 5)); | |
| camera.lookAt(new THREE.Vector3(0, 0, 0)); | |
| const controls = new THREE.OrbitControls(camera, renderer.domElement); | |
| const cube = new THREE.Mesh( | |
| new THREE.BoxGeometry(1, 1, 1), | |
| new THREE.MeshBasicMaterial({ color: 0xff0000 }) | |
| ); | |
| scene.add(cube); | |
| const gridHelper = new THREE.GridHelper(10, 10); | |
| scene.add(gridHelper); | |
| const onWindowResize = () => { | |
| width = wrapperElem.offsetWidth; | |
| height = wrapperElem.offsetHeight; | |
| camera.aspect = width / height; | |
| camera.updateProjectionMatrix(); | |
| renderer.setSize(width, height); | |
| } | |
| const tick = (time) => { | |
| cube.rotation.x = time / 1000 * 0.2; | |
| cube.rotation.y = time / 1000 * 0.4; | |
| cube.rotation.z = time / 1000 * 0.6; | |
| controls.update(); | |
| renderer.render(scene, camera); | |
| window.requestAnimationFrame(tick); | |
| } | |
| onWindowResize(); | |
| window.addEventListener("resize", onWindowResize); | |
| window.requestAnimationFrame(tick); | |
| </script> | |
| </body> | |
| </html> |
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