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| 1 | +<html> |
| 2 | + <head> |
| 3 | + <meta charset="utf-8" /> |
| 4 | + <script src="https://unpkg.com/three@0.147.0/build/three.min.js"></script> |
| 5 | + <script src="https://unpkg.com/three@0.147.0/examples/js/controls/OrbitControls.js"></script> |
| 6 | + <script src="https://unpkg.com/three@0.147.0/examples/js/loaders/GLTFLoader.js"></script> |
| 7 | + |
| 8 | + <script> |
| 9 | + // ページの読み込みを待つ |
| 10 | + window.addEventListener('DOMContentLoaded', init); |
| 11 | + |
| 12 | + // 非同期処理で待機するのでasync function宣言とする |
| 13 | + async function init() { |
| 14 | + // サイズを指定 |
| 15 | + const width = 960; |
| 16 | + const height = 540; |
| 17 | + |
| 18 | + // レンダラーを作成 |
| 19 | + const canvasElement = document.querySelector('#myCanvas'); |
| 20 | + const renderer = new THREE.WebGLRenderer({ |
| 21 | + canvas: canvasElement, |
| 22 | + }); |
| 23 | + renderer.setPixelRatio(window.devicePixelRatio); |
| 24 | + renderer.setSize(width, height); |
| 25 | + |
| 26 | + // シーンを作成 |
| 27 | + const scene = new THREE.Scene(); |
| 28 | + |
| 29 | + // カメラを作成 |
| 30 | + const camera = new THREE.PerspectiveCamera(45, width / height, 0.001, 10000); |
| 31 | + // カメラの初期座標を設定 |
| 32 | + camera.position.set(2, 2, 2); |
| 33 | + |
| 34 | + // カメラコントローラーを作成 |
| 35 | + const controls = new THREE.OrbitControls(camera, canvasElement); |
| 36 | + controls.target.set(0, 1, 0); |
| 37 | + controls.update(); |
| 38 | + |
| 39 | + // 平行光源を作成 |
| 40 | + // 上から照らす |
| 41 | + const directionalLight = new THREE.DirectionalLight(0xffffff); |
| 42 | + directionalLight.position.set(1, 1, 1); |
| 43 | + scene.add(directionalLight); |
| 44 | + |
| 45 | + // 横から照らす |
| 46 | + const directionalLight2 = new THREE.DirectionalLight(0xffffff); |
| 47 | + directionalLight2.position.set(1, 0, 1); |
| 48 | + scene.add(directionalLight2); |
| 49 | + |
| 50 | + // 正面から照らす |
| 51 | + const directionalLight3 = new THREE.DirectionalLight(0xffffff); |
| 52 | + directionalLight3.position.set(0, 0, -1); |
| 53 | + scene.add(directionalLight3); |
| 54 | + |
| 55 | + // GLTF形式のモデルデータを読み込む |
| 56 | + const loader = new THREE.GLTFLoader(); |
| 57 | + // GLTFファイルのパスを指定 |
| 58 | + const gltf = await loader.loadAsync('models/gltf/animation/Soldier.glb'); |
| 59 | + // 読み込み後に3D空間に追加 |
| 60 | + const model = gltf.scene; |
| 61 | + scene.add(model); |
| 62 | + |
| 63 | + // アニメーションミキサー |
| 64 | + const mixer = new THREE.AnimationMixer(model); |
| 65 | + |
| 66 | + // 0 : idle, 1: run, 3: walk |
| 67 | + mixer.clipAction(gltf.animations[1]).play(); |
| 68 | + |
| 69 | + let oldTime = Date.now(); |
| 70 | + tick(); |
| 71 | + |
| 72 | + // 毎フレーム時に実行されるループイベントです |
| 73 | + function tick() { |
| 74 | + // レンダリング |
| 75 | + renderer.render(scene, camera); |
| 76 | + |
| 77 | + // アニメーションを更新 |
| 78 | + const diffTime = Date.now() - oldTime; |
| 79 | + mixer.update(diffTime / 1000); |
| 80 | + oldTime = Date.now(); |
| 81 | + |
| 82 | + requestAnimationFrame(tick); |
| 83 | + } |
| 84 | + } |
| 85 | + </script> |
| 86 | + </head> |
| 87 | + <body> |
| 88 | + <canvas id="myCanvas"></canvas> |
| 89 | + </body> |
| 90 | +</html> |
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