[vtkusers] Class to draw line or circle on the images

[Shakes]

Hi Maty,

The class vtkLineSource draws lines in a scene. Not sure about 
circles... u could use a vtkSphereSource, its a circle in 2D :P Some 
else would probably know a better class.

Cheers
Shakes

masabumi ishihara wrote:
> Hi VTK Users,
>
> I am now making up new viewer with VTK and it's on the half way.
> Now, I am wondering which class I should use to draw line or circle on
> the images.
> If you know the class and method, please let me know.
>
> Thanks,
>
> Maty
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