[vtkusers] vtkImageData only shows one slice in vtkResliceImageViewer

[Esmeralda Ruiz]

I cheked the extent and it is correct in z from 0..11. Why can,t i scroll
the vtkimagedata in the viewer?

Thanks

El mar., 26 mar. 2019 a las 16:06, zandarina (<esmeralda.ruiz at alma3d.com>)
escribió:

> Dear all,
>
> I have a question. I want to show       using vtkResliceImageViewer the
> slices i
> have got from the reslicer
> filter. So i append in z the output and i call a fuction to show me the
> vtkImageData withh all the slices extracted from the reslicer filter. But
> my
> surprise is that only show one slice. But if i use the same
> vtkResliceImageViewer  with the whole volume it works propertly. What can i
> do to show the slices obtained form the reslicer in the viewer.
>
> Thanks
>
>
> vtkImageAppend* append1 = vtkImageAppend::New();
>         //Define Stack in Z
>         append1->SetAppendAxis(2);
>
> ...
>
>                 // done
>                 reslice->Update();
>
>
>                 //Append the slices into an image
>                 append1->AddInputData(reslice->GetOutput());
>                 append1->Update();
>
> image_paraxial = append1->GetOutput();
>
> vtkNew<vtkResliceImageViewer> image_viewer_;
>
> vtkNew<vtkGenericOpenGLRenderWindow> renderWindow;
>                         SetRenderWindow(renderWindow);
>
>                         image_viewer_->SetRenderWindow(renderWindow);
>
> image_viewer_->SetupInteractor(renderWindow->GetInteractor());
>
>                         //vtkSmartPointer<vtkImageData> image_data =
> vtkImageData::SafeDownCast(
>
> //scene.get_volume()->GetMapper()->GetInputDataObject(0, 0));
>
>                         image_viewer_->SetInputData(image_data);
>                         image_viewer_->SetSliceOrientationToXY();
>                         image_viewer_->SetSlice(1);
>                         image_viewer_->SetResliceModeToAxisAligned();
>
>
>
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