<!DOCTYPE html>
<html>
<head>
<title>A-Frame & three-vrm 合成シーン</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no" />
<script src="https://aframe.io/releases/1.5.0/aframe.min.js"></script>
<script async src="https://unpkg.com/es-module-shims@1.3.6/dist/es-module-shims.js"></script>
<script type="importmap">
{
"imports": {
"three": "https://unpkg.com/three@0.150.0/build/three.module.js",
"three/addons/": "https://unpkg.com/three@0.150.0/examples/jsm/",
"@pixiv/three-vrm": "https://unpkg.com/@pixiv/three-vrm@1.1.0/build/three-vrm.module.js"
}
}
</script>
</head>
<body>
<a-scene id="myScene" background="color: #ECECEC" vr-mode-ui="enabled: true">
<a-assets></a-assets>
<a-entity id="vrm-rig"></a-entity>
<a-entity id="rig" position="0 0 5" camera-relative-controls>
<a-entity id="camera" camera="far: 20000;" look-controls="pointerLockEnabled: false; touchEnabled: false" position="0 1.6 0">
<a-entity id="mouseCursor" cursor="rayOrigin: mouse; fuse: false;" raycaster="objects: a-sphere;" position="0 0 -1" geometry="primitive: ring; radiusInner: 0.02; radiusOuter: 0.03;" material="color: black; shader: flat; opacity: 0.7;"></a-entity>
</a-entity>
<a-entity id="leftHand" oculus-touch-controls="hand: left; model: true;"></a-entity>
<a-entity id="rightHand" oculus-touch-controls="hand: right; model: true;" raycaster="objects: a-sphere;" laser-controls="hand: right"></a-entity>
</a-entity>
<a-entity light="type: ambient; color: #888"></a-entity>
<a-entity light="type: directional; color: #FFF; intensity: 3" position="1 1.5 -1"></a-entity>
<a-plane id="ground" position="0 0 0" rotation="-90 0 0" width="100" height="100" color="#7BC8A4" shadow="receive: true"></a-plane>
</a-scene>
<script type="module">
// --- STEP 1: 必要な部品をインポート ---
// A-Frameが読み込んだTHREEを流用せず、importmap経由のTHREEを明確に使います
import * as THREE from 'three';
import { GLTFLoader } from 'three/addons/loaders/GLTFLoader.js';
import { VRMLoaderPlugin, VRMUtils } from '@pixiv/three-vrm';
// --- STEP 2: 元々のコンポーネント定義 ---
// A-Frameの準備が整った後でコンポーネントを定義します
AFRAME.registerComponent('camera-relative-controls', { schema: { targetSpeed: { type: 'number', default: 5 }, acceleration: { type: 'number', default: 10 }, damping: { type: 'number', default: 8 }, brakingDeceleration: { type: 'number', default: 20 }, enabled: { type: 'boolean', default: true }, rotationSpeed: { type: 'number', default: 1.5 }, pitchLimit: { type: 'number', default: 85 }, verticalSpeed: { type: 'number', default: 30 } }, init: function () { this.keys = {}; this.leftThumbstickInput = { x: 0, y: 0 }; this.rightThumbstickInput = { x: 0, y: 0 }; this.currentVelocity = new THREE.Vector3(); this.ZERO_VECTOR = new THREE.Vector3(); this.cameraDirection = new THREE.Vector3(); this.cameraRight = new THREE.Vector3(); this.moveDirection = new THREE.Vector3(); this.desiredVelocity = new THREE.Vector3(); this.cameraWorldQuaternion = new THREE.Quaternion(); this.rigEl = this.el; this.cameraEl = this.el.querySelector('[camera]'); this.isReady = false; if (!this.cameraEl) { console.error('camera-relative-controls: カメラエンティティが見つかりません。'); } this.el.sceneEl.addEventListener('loaded', () => { this.leftHand = document.getElementById('leftHand'); if (this.leftHand) { this.leftHand.addEventListener('thumbstickmoved', this.onLeftThumbstickMoved.bind(this)); } else { console.warn("camera-relative-controls: 左手コントローラー(#leftHand)が見つかりません。"); } this.rightHand = document.getElementById('rightHand'); if (this.rightHand) { this.rightHand.addEventListener('thumbstickmoved', this.onRightThumbstickMoved.bind(this)); } else { console.warn("camera-relative-controls: 右手コントローラー(#rightHand)が見つかりません。"); } }); this.onKeyDown = this.onKeyDown.bind(this); this.onKeyUp = this.onKeyUp.bind(this); window.addEventListener('keydown', this.onKeyDown); window.addEventListener('keyup', this.onKeyUp); }, remove: function () { window.removeEventListener('keydown', this.onKeyDown); window.removeEventListener('keyup', this.onKeyUp); if (this.leftHand) { try { this.leftHand.removeEventListener('thumbstickmoved', this.onLeftThumbstickMoved.bind(this)); } catch(e){} } if (this.rightHand) { try { this.rightHand.removeEventListener('thumbstickmoved', this.onRightThumbstickMoved.bind(this)); } catch(e){} } }, onLeftThumbstickMoved: function (evt) { this.leftThumbstickInput.x = evt.detail.x; this.leftThumbstickInput.y = evt.detail.y; }, onRightThumbstickMoved: function (evt) { this.rightThumbstickInput.x = evt.detail.x; this.rightThumbstickInput.y = evt.detail.y; }, tick: function (time, timeDelta) { if (!this.data.enabled) return; if (!this.isReady) { if (this.cameraEl && this.cameraEl.object3D && this.cameraEl.object3D.matrixWorld) { this.isReady = true; } else { if (!this.cameraEl) { this.cameraEl = this.el.querySelector('[camera]'); } return; } } if (!this.cameraEl || !this.cameraEl.object3D || !this.rigEl || !this.rigEl.object3D) { return; } const data = this.data; const dt = timeDelta / 1000; if (this.rigEl.sceneEl.is('vr-mode')) { if (Math.abs(this.rightThumbstickInput.x) > 0.1) { const yawAngle = -this.rightThumbstickInput.x * data.rotationSpeed * dt; this.rigEl.object3D.rotation.y += yawAngle; } if (Math.abs(this.rightThumbstickInput.y) > 0.1) { const verticalMovement = this.rightThumbstickInput.y * data.verticalSpeed * dt; this.rigEl.object3D.position.y -= verticalMovement; } } const position = this.rigEl.object3D.position; const cameraObject = this.cameraEl.object3D; cameraObject.getWorldQuaternion(this.cameraWorldQuaternion); this.cameraDirection.set(0, 0, -1).applyQuaternion(this.cameraWorldQuaternion); if (this.cameraDirection.lengthSq() > 0.0001) this.cameraDirection.normalize(); this.cameraRight.set(1, 0, 0).applyQuaternion(this.cameraWorldQuaternion); this.cameraRight.y = 0; if (this.cameraRight.lengthSq() > 0.0001) this.cameraRight.normalize(); this.moveDirection.set(0, 0, 0); if (this.keys['KeyW'] || this.keys['ArrowUp']) { this.moveDirection.add(this.cameraDirection); } if (this.keys['KeyS'] || this.keys['ArrowDown']) { this.moveDirection.sub(this.cameraDirection); } if (this.keys['KeyA'] || this.keys['ArrowLeft']) { this.moveDirection.sub(this.cameraRight); } if (this.keys['KeyD'] || this.keys['ArrowRight']) { this.moveDirection.add(this.cameraRight); } if (Math.abs(this.leftThumbstickInput.y) > 0.1) { const forwardBackward = this.cameraDirection.clone().multiplyScalar(-this.leftThumbstickInput.y); this.moveDirection.add(forwardBackward); } if (Math.abs(this.leftThumbstickInput.x) > 0.1) { const leftRight = this.cameraRight.clone().multiplyScalar(this.leftThumbstickInput.x); this.moveDirection.add(leftRight); } const isInputActive = this.moveDirection.lengthSq() > 0.0001; if (isInputActive) { this.moveDirection.normalize(); } let lerpFactor = data.damping; const isCurrentlyMoving = this.currentVelocity.lengthSq() > 0.01; if (isInputActive) { let isOpposingInput = false; if (isCurrentlyMoving) { const dotProduct = this.currentVelocity.dot(this.moveDirection); if (dotProduct < -0.1) { isOpposingInput = true; } } if (isOpposingInput) { this.desiredVelocity.copy(this.ZERO_VECTOR); lerpFactor = data.brakingDeceleration; } else { this.desiredVelocity.copy(this.moveDirection).multiplyScalar(data.targetSpeed); lerpFactor = data.acceleration; } } else { this.desiredVelocity.copy(this.ZERO_VECTOR); lerpFactor = data.damping; } const effectiveLerpFactor = 1.0 - Math.exp(-lerpFactor * dt); this.currentVelocity.lerp(this.desiredVelocity, effectiveLerpFactor); if (this.currentVelocity.lengthSq() < 0.0001) { this.currentVelocity.copy(this.ZERO_VECTOR); } if (this.currentVelocity.lengthSq() > 0) { const deltaPosition = this.currentVelocity.clone().multiplyScalar(dt); position.add(deltaPosition); } },
onKeyDown: function (event) { if (!this.data.enabled) { return; } if (['KeyW', 'ArrowUp', 'KeyS', 'ArrowDown', 'KeyA', 'ArrowLeft', 'KeyD', 'ArrowRight'].includes(event.code)) { this.keys[event.code] = true; } },
onKeyUp: function (event) { if (this.keys[event.code] !== undefined) { delete this.keys[event.code]; } }
});
const sceneEl = document.querySelector('a-scene');
// --- STEP 3: A-Frameのシーン準備完了後、メインの処理を実行 ---
sceneEl.addEventListener('loaded', () => {
// 1. 球を生成
initializeSpheres();
// 2. Three.jsネイティブの方法でVRMを読み込む
loadVrm();
});
// 球を生成する関数
function initializeSpheres() {
const numberOfSpheres = 20;
const groundSize = 100;
const spawnArea = groundSize / 2 * 0.9;
for (let i = 0; i < numberOfSpheres; i++) {
const sphereEl = document.createElement('a-sphere');
const radius = Math.random() * 1.5 + 0.2;
const x = (Math.random() - 0.5) * 2 * spawnArea;
const y = radius;
const z = (Math.random() - 0.5) * 2 * spawnArea;
const color = `hsl(${Math.random() * 360}, 70%, 50%)`;
sphereEl.setAttribute('position', {x, y, z});
sphereEl.setAttribute('radius', radius);
sphereEl.setAttribute('color', color);
sphereEl.setAttribute('shadow', 'cast: true');
sceneEl.appendChild(sphereEl);
}
}
// VRMを読み込む関数
function loadVrm() {
const loader = new GLTFLoader();
loader.crossOrigin = 'anonymous';
loader.register((parser) => new VRMLoaderPlugin(parser));
loader.load(
'./vrm/tesA1_V0.vrm',
(gltf) => {
const vrm = gltf.userData.vrm;
VRMUtils.removeUnnecessaryVertices(gltf.scene);
// A-FrameのシーンにVRMモデルを追加
const vrmRig = document.querySelector('#vrm-rig');
vrmRig.setObject3D('vrm', vrm.scene);
// VRMの更新処理をA-Frameのtickに任せるコンポーネントを追加
vrmRig.setAttribute('vrm-updater', {vrm: vrm});
},
(progress) => console.log('Loading model...', 100.0 * (progress.loaded / progress.total), '%'),
(error) => console.error(error)
);
}
// VRMのupdateを呼び出すためだけのコンポーネント
AFRAME.registerComponent('vrm-updater', {
schema: { vrm: { default: null } },
tick: function (time, timeDelta) {
if (this.data.vrm) {
this.data.vrm.update(timeDelta / 1000);
}
}
});
</script>
</body>
</html>
使用変数
| -------( Function ) | |
| background | |
| camera | |
| cameraDirection | |
| cameraEl | |
| cameraObject | |
| cameraRight | |
| charset | |
| color | |
| content | |
| controls | |
| crossOrigin | |
| currentVelocity | |
| cursor | |
| data | |
| deltaPosition | |
| desiredVelocity | |
| dotProduct | |
| dt | |
| eftThumbstickInput | |
| eraWorldQuaternion | |
| ffectiveLerpFactor | |
| forwardBackward | |
| geometry | |
| ghtThumbstickInput | |
| groundSize | |
| height | |
| i | |
| id | |
| initializeSpheres -------( Function ) | |
| isCurrentlyMoving | |
| isInputActive | |
| isOpposingInput | |
| isReady | |
| keys | |
| leftHand | |
| leftRight | |
| lerpFactor | |
| light | |
| loader | |
| loadVrm -------( Function ) | |
| material | |
| moveDirection | |
| name | |
| numberOfSpheres | |
| onKeyDown | |
| onKeyUp | |
| position | |
| radius | |
| raycaster | |
| rigEl | |
| rightHand | |
| rotation | |
| scalable | |
| scale | |
| sceneEl | |
| shadow | |
| spawnArea | |
| sphereEl | |
| src | |
| type | |
| ui | |
| verticalMovement | |
| vrm | |
| vrmRig | |
| width | |
| x | |
| y | |
| yawAngle | |
| z | |
| ZERO_VECTOR |