junkerstock
 vrm-text-bvh20 

<!DOCTYPE html>
<html>
<head>
<title>Adjusted BVH Data Inspector (Final)</title>
<meta charset="utf-8">
<script src="https://aframe.io/releases/1.5.0/aframe.min.js"></script>
<script src="./js/aframe-vrm.js"></script> <script type="importmap">
{
"imports": {
"three": "https://unpkg.com/three@0.158.0/build/three.module.js",
"three/addons/": "https://unpkg.com/three@0.158.0/examples/jsm/"
}
}
</script>
</head>

<body>

<a-scene renderer="physicallyCorrectLights: true">
<a-entity
id="avatar"
vrm="src: ./vrm/tesA1_V0a.vrm"
bvh-data-inspector position="0 0 0"
rotation="0 180 0">
</a-entity>
<a-entity camera position="0 1.6 2.5"></a-entity>
<a-sky color="#ECECEC"></a-sky>
</a-scene>

<script type="module">
const THREE = window.THREE;
import { BVHLoader } from 'three/addons/loaders/BVHLoader.js';

AFRAME.registerComponent('bvh-data-inspector', {
init: function () {
console.log('✅ Inspector component initialized. Checking for VRM...');
// 競合状態を防ぐための堅牢な待機処理
const vrmComponent = this.el.components.vrm;
if (vrmComponent && vrmComponent.vrm) {
console.log('✅ VRM already loaded. Proceeding directly.');
this.processBvh(vrmComponent.vrm);
} else {
console.log('⏳ VRM not loaded yet. Waiting for vrm-loaded event...');
this.el.addEventListener('vrm-loaded', (e) => this.processBvh(e.detail.vrm), { once: true });
}
},

processBvh: function (vrm) {
console.log('✅ VRM data caught. Starting BVH processing...');
const BVH_URL = 'https://p-bookmark.sakura.ne.jp/junkerstock/vrm/8.bvh';
const loader = new BVHLoader();

loader.load(BVH_URL, (bvh) => {
console.log('✅ BVH loaded. Starting adjustment process as per the reference article...');

const boneMap = {
'J_Bip_C_Hips': 'hips', 'J_Bip_C_Spine': 'spine', 'J_Bip_C_Chest': 'chest', 'J_Bip_C_UpperChest': 'upperChest', 'J_Bip_C_Neck': 'neck', 'J_Bip_C_Head': 'head', 'J_Bip_L_Shoulder': 'leftShoulder', 'J_Bip_L_UpperArm': 'leftUpperArm', 'J_Bip_L_LowerArm': 'leftLowerArm', 'J_Bip_L_Hand': 'leftHand', 'J_Bip_R_Shoulder': 'rightShoulder', 'J_Bip_R_UpperArm': 'rightUpperArm', 'J_Bip_R_LowerArm': 'rightLowerArm', 'J_Bip_R_Hand': 'rightHand', 'J_Bip_L_UpperLeg': 'leftUpperLeg', 'J_Bip_L_LowerLeg': 'leftLowerLeg', 'J_Bip_L_Foot': 'leftFoot', 'J_Bip_L_ToeBase': 'leftToes', 'J_Bip_R_UpperLeg': 'rightUpperLeg', 'J_Bip_R_LowerLeg': 'rightLowerLeg', 'J_Bip_R_Foot': 'rightFoot', 'J_Bip_R_ToeBase': 'rightToes'
};

const adjustedTracks = [];
bvh.clip.tracks.forEach(track => {
if (!track.name.endsWith('.quaternion')) return; // 回転情報のみに絞る

const bvhNodeName = track.name.split('.')[0];
const vrmBoneName = boneMap[bvhNodeName];

if (vrmBoneName) {
const vrmBoneNode = vrm.humanoid.getBoneNode(vrmBoneName);
if (vrmBoneNode) {
const newTrack = track.clone();
newTrack.name = `${vrmBoneNode.name}.quaternion`; // トラック名をVRMの内部名に書き換える
adjustedTracks.push(newTrack);
}
}
});

const adjustedClip = new THREE.AnimationClip('AdjustedBVHMotion', -1, adjustedTracks);

// --- データ出力 ---
console.log('%c--- Adjusted AnimationClip Data (Start) ---', 'color: purple; font-weight: bold;');
console.log(JSON.stringify(THREE.AnimationClip.toJSON(adjustedClip), null, 2));
console.log('Interactive AdjustedClip Object:', adjustedClip);
console.log('%c--- Adjusted AnimationClip Data (End) ---', 'color: purple; font-weight: bold;');
console.log('✅ データ出力完了。');
});
},
});
</script>

</body>
</html>


使用変数

-------( Function )
adjustedClip
adjustedTracks
boneMap
bvhNodeName
BVH_URL
charset
color
id
loader
name
newTrack
position
renderer
rotation
src
THREE
track
type
vrm
vrmBoneName
vrmBoneNode
vrmComponent