编辑:在花了一些时间理解我编写的代码后，我仍然不知道它有什么问题。这是我派生类的基类:///ContactResultCallbackisusedtoreportcontactpointsstructContactResultCallback{shortintm_collisionFilterGroup;shortintm_collisionFilterMask;ContactResultCallback():m_collisionFilterGroup(btBroadphaseProxy::DefaultFilter),m_collisionFilterMask(btBroadpha