1

src/babylonjs/AppModel.ts

@@ -291,6 +291,21 @@ export class AppModel extends Monobehiver {
         });
     }
 
+    /**
+     * 根据 mesh 名称查找 mesh 对象
+     * @param meshName mesh 名称
+     * @returns mesh 对象，未找到返回 undefined
+     */
+    private findMeshByName(meshName: string): AbstractMesh | undefined {
+        const keys = this.modelDic.Keys();
+        for (const key of keys) {
+            const meshes = this.modelDic.Get(key);
+            const found = meshes?.find(m => m.name === meshName);
+            if (found) return found;
+        }
+        return undefined;
+    }
+
     /**
      * 根据 mesh 查找所属的模型名称
      * @param mesh 网格对象
@@ -308,11 +323,24 @@ export class AppModel extends Monobehiver {
     }
 
     /**
-     * 根据 mesh 移除所属的整个模型
-     * @param mesh 网格对象
+     * 根据 mesh 或 mesh 名称移除所属的整个模型
+     * @param meshOrName 网格对象或网格名称
      * @returns 是否成功移除
      */
-    remove(mesh: AbstractMesh): boolean {
+    remove(meshOrName: AbstractMesh | string): boolean {
+        let mesh: AbstractMesh | undefined;
+
+        // 判断传入的是对象还是字符串
+        if (typeof meshOrName === 'string') {
+            mesh = this.findMeshByName(meshOrName);
+            if (!mesh) {
+                console.warn(`未找到名为 ${meshOrName} 的网格`);
+                return false;
+            }
+        } else {
+            mesh = meshOrName;
+        }
+
         const modelName = this.findModelNameByMesh(mesh);
         if (modelName) {
             this.removeByName(modelName);
@@ -328,6 +356,8 @@ export class AppModel extends Monobehiver {
      * @param newModelUrl 新模型URL
      */
     async replaceModel(modelName: string, newModelUrl: string): Promise<LoadResult> {
+        console.log( modelName,this.modelDic);
+        
         this.removeByName(modelName);
         return await this.addSingle(modelName, newModelUrl);
     }