VTK 如何不使用qvtkwidget，而直接把vtk出口嵌入qt窗口中

1.

vtkSmartPointer<vtkRenderWindow> renderWindow = ui.qvtkWidget->GetRenderWindow();//vtkSmartPointer<vtkRenderWindow>::New();

2.

QWidget* widget;
vtkRenderWindow* renderWindow = .....:New();
renderWindow->SetParentId((HWND)widget->winid());