Thank you for your reply, when I load the dicom file with vtkImageView2, for example, I want to use vtkImageTracerWidget to sketch on it, but when the program runs, it cannot be overwritten, it seems that the image covers the widget, why?
Thank you for your reply, when I load the dicom file with vtkImageView2, for example, I want to use vtkImageTracerWidget to sketch on it, but when the program runs, it cannot be overwritten, it seems that the image covers the widget, why?