[vtkusers] display a logo within vtkRenderer?

[David Doria]

On Wed, May 18, 2011 at 9:51 AM, Elvis Chen <elvis.chen at gmail.com> wrote:
> hi all,
> perhaps a stupid question but am having a hard time getting this done
> properly.
> I would like to display an image/logo that is fixed (size and position)
> within a vtkRenderer.  Currently I'm using vtkImageMapper and vtkActor2D to
> display a logo, but I'm having a hard time finding the proper way to set the
> size and the position (relative to the view port) of the logo.  Is there a
> better way to do this?
> any help is very much appreciated,

Have you tried this?

http://www.vtk.org/Wiki/VTK/Examples/Cxx/Widgets/LogoWidget

David