|
| 1 | +--- |
| 2 | +layout: default |
| 3 | +title: Refresh Rate Test |
| 4 | +--- |
| 5 | + |
| 6 | +<style> |
| 7 | + body { |
| 8 | + margin: 0; |
| 9 | + background: #000; |
| 10 | + overflow: hidden; |
| 11 | + } |
| 12 | + |
| 13 | + #gl { |
| 14 | + position: fixed; |
| 15 | + top: 0; |
| 16 | + left: 0; |
| 17 | + z-index: 0; |
| 18 | + } |
| 19 | + |
| 20 | + #fps { |
| 21 | + position: fixed; |
| 22 | + top: 0; |
| 23 | + right: 0; |
| 24 | + padding: 2.5rem; |
| 25 | + z-index: 9999; |
| 26 | + transform: scale(1); |
| 27 | + transform-origin: top right; |
| 28 | + } |
| 29 | + |
| 30 | + main { |
| 31 | + padding: 0; |
| 32 | + } |
| 33 | +</style> |
| 34 | + |
| 35 | +<main> |
| 36 | + <div id="fps"></div> |
| 37 | + <canvas id="gl"></canvas> |
| 38 | + |
| 39 | + <script src="https://cdn.jsdelivr.net/npm/three@0.152.2/build/three.min.js"></script> |
| 40 | + <script src="https://cdn.jsdelivr.net/npm/stats.js@0.17.0/build/stats.min.js"></script> |
| 41 | + |
| 42 | + <script> |
| 43 | + const canvas = document.getElementById("gl"); |
| 44 | + canvas.width = window.innerWidth; |
| 45 | + canvas.height = window.innerHeight; |
| 46 | + |
| 47 | + const renderer = new THREE.WebGLRenderer({ canvas }); |
| 48 | + renderer.setSize(window.innerWidth, window.innerHeight); |
| 49 | + renderer.setPixelRatio(window.devicePixelRatio); |
| 50 | + |
| 51 | + const scene = new THREE.Scene(); |
| 52 | + const camera = new THREE.PerspectiveCamera( |
| 53 | + 75, |
| 54 | + window.innerWidth / window.innerHeight, |
| 55 | + 0.1, |
| 56 | + 1000 |
| 57 | + ); |
| 58 | + camera.position.z = 3; |
| 59 | + |
| 60 | + const geometry = new THREE.BoxGeometry(); |
| 61 | + const material = new THREE.MeshNormalMaterial(); |
| 62 | + const cube = new THREE.Mesh(geometry, material); |
| 63 | + scene.add(cube); |
| 64 | + |
| 65 | + const stats = new Stats(); |
| 66 | + stats.showPanel(0); |
| 67 | + document.getElementById("fps").appendChild(stats.dom); |
| 68 | + |
| 69 | + function animate() { |
| 70 | + stats.begin(); |
| 71 | + cube.rotation.x += 0.01; |
| 72 | + cube.rotation.y += 0.01; |
| 73 | + renderer.render(scene, camera); |
| 74 | + stats.end(); |
| 75 | + requestAnimationFrame(animate); |
| 76 | + } |
| 77 | + |
| 78 | + animate(); |
| 79 | + |
| 80 | + window.addEventListener("resize", () => { |
| 81 | + camera.aspect = window.innerWidth / window.innerHeight; |
| 82 | + camera.updateProjectionMatrix(); |
| 83 | + renderer.setSize(window.innerWidth, window.innerHeight); |
| 84 | + }); |
| 85 | + </script> |
| 86 | +</main> |
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