public vtkGeoTreeNode GetChildTreeNode(int idx)
        {
            vtkGeoTreeNode vtkGeoTreeNode = null;
            uint           mteStatus      = 0u;
            uint           mteIndex       = 4294967295u;
            uint           rawRefCount    = 0u;
            IntPtr         intPtr         = vtkGeoTreeNode.vtkGeoTreeNode_GetChildTreeNode_04(base.GetCppThis(), idx, ref mteStatus, ref mteIndex, ref rawRefCount);

            if (IntPtr.Zero != intPtr)
            {
                bool flag;
                vtkGeoTreeNode = (vtkGeoTreeNode)Methods.CreateWrappedObject(mteStatus, mteIndex, rawRefCount, intPtr, true, out flag);
                if (flag)
                {
                    vtkGeoTreeNode.Register(null);
                }
            }
            return(vtkGeoTreeNode);
        }