[Insight-users] [vtkusers] bug in vtk6 itkvtkglue itkhead

[Bill Lorensen]

Remeber to do an Update() on the filter that is producing the input data.

If that does not work,
please post a minimal, compilable example that illustrates the problem.

Thanks,

Bill


On Thu, Oct 3, 2013 at 11:15 AM, Jose Ignacio Prieto
<joseignacio.prieto at gmail.com> wrote:
> Hi all, I have a bug but I'm not sure if its vtk or itk fault.
> I load a 4D image with itk, then use a pipeline similar to
>
> itkImageExtractionRegionFilter->SetInput(reader->GetOutput)
> ( I set correctly the index and see the 3D image, the time frame I choose)
>
> ImageToVTKImageFilter->SetInput(itkImageExtractionRegionFilter->GetOutput)
>
> vtkGPUVolumeRayCastMapper->SetInput(itkImageToVTKImageFilter->GetOutput)
>
> vtkOpenGLRenderer->SetInput(vtkGPUVolumeRayCastMapper->GetOutput)
>
> The code above works nice in VTK 5.10 and ITK head. The problem is when I
> try to run the same using the VTK head version. The ray cast mapper works ok
> and I can see the selected 3D volume, but I have a callback to change the
> fframe and It doesn't work now. The callback changes the index in the
> extraction filter and then calls qvtkwidget ->render
>
> On vtk6 I am connecting the vtkopenglrenderer and raycastmapper using
> SetInputData(xxxxxx->GetOutput) instead of SetInput->(xxx->GetOutput) I was
> using on vtk5. Is that the problem??
>
> Thank you very much
>
>
> --
> José Ignacio Prieto
> celular(nuevo): 94348182
>
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