init

examples/3d/babylonAdapter.js

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+// Babylon.js 形态键适配器
+class BabylonMorphTargetAdapter {
+    constructor() {
+        this.morphTargetCache = {};
+    }
+
+    buildCache(meshes) {
+        this.morphTargetCache = {};
+        let totalTargets = 0;
+
+        meshes.forEach(mesh => {
+            const mtm = mesh.morphTargetManager;
+            if (!mtm) return;
+
+            console.log(`网格 ${mesh.name}: ${mtm.numTargets} 个形态键`);
+
+            for (let i = 0; i < mtm.numTargets; i++) {
+                const mt = mtm.getTarget(i);
+                if (!mt?.name) continue;
+
+                const lowerName = mt.name.toLowerCase();
+
+                if (!this.morphTargetCache[lowerName]) {
+                    this.morphTargetCache[lowerName] = [];
+                }
+                this.morphTargetCache[lowerName].push(mt);
+                totalTargets++;
+
+                if (i < 3) {
+                    console.log(`  ${mt.name} -> ${lowerName}`);
+                }
+            }
+        });
+
+        console.log(`总计: ${totalTargets} 个形态键映射`);
+        return totalTargets;
+    }
+
+    setInfluence(name, value) {
+        const lowerName = name.toLowerCase();
+        const targets = this.morphTargetCache[lowerName];
+
+        if (targets?.length) {
+            targets.forEach(mt => {
+                mt.influence = value;
+            });
+        }
+    }
+
+    getInfluence(name) {
+        const lowerName = name.toLowerCase();
+        const targets = this.morphTargetCache[lowerName];
+
+        if (targets?.length) {
+            return targets[0].influence;
+        }
+        return 0;
+    }
+
+    resetAll() {
+        for (const targets of Object.values(this.morphTargetCache)) {
+            targets.forEach(mt => {
+                mt.influence = 0;
+            });
+        }
+    }
+
+    getCacheSize() {
+        return Object.keys(this.morphTargetCache).length;
+    }
+}
+
+// 导出到全局
+if (typeof window !== 'undefined') {
+    window.BabylonMorphTargetAdapter = BabylonMorphTargetAdapter;
+}