vue+threejs 销毁临时加载的模型_three.js vue销毁实例

//modelList为要销毁的模型
destoryModels(modelList){
    //销毁服务器
    if(modelList.length!=0){
        modelList.forEach(currObj => {
            // 判断类型
            if(currObj instanceof THREE.Scene){
                var children = currObj.children;
                for(var i = 0; i< children.length; i++){
                  this.deleteGroup(children[i]);
                }
            }else{
                this.deleteGroup(currObj);
            }
            this.scene.remove(currObj);
        });
     }
},
//删除group，释放内存
deleteGroup(group) {
    if (!group) return;
    //删除掉所有的模型组内的mesh
    group.traverse(function (item) {
        if (item instanceof THREE.Mesh) {
            item.geometry.dispose(); //删除几何体
            item.material.dispose(); //删除材质
        }
    });
},