[vtkusers] Bluring an image

[Jérôme]

Hi,

you just have to 'plug' the output of what created your image to
vtkImageGaussianSmooth.
The output of GaussianBlur will be a blurred image, that you can use as an
input of your
visualisation pipeline.

HTH
Jerome

2010/2/10 circass <circass at gmail.com>

>
> I m using that code for bluring my image but it is bluring all the
> renderwindow elements include annotations. i need to blur only the
> imagedata. How can i do that ?
>
>        vtkLightsPass *lights=vtkLightsPass::New();
>        vtkDefaultPass *default=vtkDefaultPass::New();
>
>        // Put them in a sequence.
>        vtkRenderPassCollection *passes=vtkRenderPassCollection::New();
>        passes->AddItem(lights);
>        passes->AddItem(default);
>
>        vtkSequencePass *seq=vtkSequencePass::New();
>        seq->SetPasses(passes);
>
>        // Make the sequence the delegate of a camera pass.
>        vtkCameraPass *cameraP=vtkCameraPass::New();
>        cameraP->SetDelegatePass(seq);
>
>        vtkGaussianBlurPass *blurP=vtkGaussianBlurPass::New();
>        blurP->SetDelegatePass(cameraP);
>
>        m_viewer->GetRenderer()->SetPass(blurP);
>        m_viewer->Render();
>
>
> Thanx in advance.
> Circass
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