[vtkusers] vtkImageMapper cuts off images

[Steffen Oeltze]

yes, it does.

Steffen

Zitiere John Biddiscombe <jbiddiscombe at skippingmouse.co.uk>:

> Might be caused by OpenGL clipping the image due to the edge being right
> on
> the edge of the window, does it still get cut if you do
> 
> imgActor->SetPosition(0.01,0.01);
> imgActor->SetPosition2(0.99,0.99);
> 
> 
> JB
> 
> ----- Original Message -----
> From: "Steffen Oeltze" <Steffen.Oeltze at Student.Uni-Magdeburg.DE>
> To: "Vtkusers (E-mail)" <vtkusers at public.kitware.com>
> Sent: Monday, October 28, 2002 3:33 PM
> Subject: [vtkusers] vtkImageMapper cuts off images
> 
> 
> > Dear VTK-users,
> >
> > I'm using a vtkImageMapper to display slices of 256x256xK and
> 512x512xK
> > volumes. I want the slices to fill in the whole render window.
> Therefore,
> > I use:
> >
> > imgMapper->RenderToRectangleOn();
> >
> > together with:
> >
> > imgActor->SetPosition(0.0,0.0);
> > imgActor->SetPosition2(1.0,1.0);
> >
> > This works fine for my 256x256xK volumes but the slices of the
> 512x512xK
> > volumes are cut off. I have to enlarge the render window to see all of
> the
> > slice. The same happens (also to my 256x256xK volumes) when I make
> the
> render
> > window significantly smaller than 256x256 (512x512).
> >
> > Can anybody explain this behaviour ?
> >
> > Steffen
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>