// Called every frame.
        private void Update()
        {
            // Keyboard commands for saving and loading a remotely generated mesh file.
#if UNITY_EDITOR || UNITY_STANDALONE
            // S - saves the active mesh
            if (Input.GetKeyUp(SaveFileKey))
            {
                MeshSaver.Save(MeshFileName, SpatialMappingManager.Instance.GetMeshes());
            }

            // L - loads the previously saved mesh into editor and sets it to be the spatial mapping source.
            if (Input.GetKeyUp(LoadFileKey))
            {
                SpatialMappingManager.Instance.SetSpatialMappingSource(this);
                Load(MeshFileName);
            }
#endif
        }