[vtkusers] 2D Zooming
sebbe at multitel.be
Wed Sep 25 06:38:30 EDT 2002
Did not try that yet, but I think vtkActor2D/vtkImageMapper does not
use camera settings at all (it has its own view transform pipeline). Is
that right ?
On Wednesday, September 25, 2002, at 10:55 AM, Nathan Smith wrote:
> Did you try changing the Dolly distance on the camera associated with
> renderer? This will do what you want. Rather than rendering the image
> larger in the mapping phase, this "zooms" in on the final rendered
> You could even do this before any display is made, to knock out any
> intermediate changes in the render-window image.
> On Wed, 25 Sep 2002, Raphael Sebbe wrote:
>> Hi all,
>> I have an array of tiff images loaded in VTK that I display, one slice
>> at a time, 2 different ways:
>> - 2D, vtkActor2D/vtkImageMapper
>> - 3D, vtkImageActor
>> For the 2D display solution, I'd like to be able to zoom the image,
>> could not achieve that so far. I tried
>> but the rendered image is tiled, not zoomed.
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