[vtkusers] picking from resliced output

[Greg Book]

I'm able to pick from the vtkImagePlaneWidget correctly, but I'm actually
creating a separate vtkImageActor in a different rendering window. I'd like
to pick from the resliced output that I'm displaying in the new renderer.


On Tue, Jun 23, 2009 at 12:07 PM, Rafael <rafaeldeleao at gmail.com> wrote:

> Hi
> I have the same question and it works fine for me.
>
> vtkCellPicker* picker = vtkCellPicker::New();
>         picker->SetTolerance(0.005);
> vtkImagePlaneWidget* planeWidgetX = vtkImagePlaneWidget::New();
>         planeWidgetX->SetPicker(picker);
>         ...
>
>
> Rafael
>
> On Mon, Jun 22, 2009 at 4:32 PM, Greg Book <gbook at gbook.org> wrote:
>
>> I'm manipulating a 3D volume using the vtkImagePlaneWidgets and am
>> displaying the resliced output as a separate image. It seems if I do picking
>> the new image, it doesn't correctly pick points based on the original 3D
>> coordinates, instead it uses the new 2D coordinates.
>> How can I pick 3D points from a 2D resliced image?
>> -Greg
>>
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>
>
> --
> Rafael de Leão Bandeira
> Universidade Federal de Pelotas - UFPel
> Grupo de Computação Gráfica e Processamento de Imagens - GComGPI
> Bacharelado em Ciência da Computação - 5º semestre
>
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