[vtkusers] Possible bug in vtkCaptionActor

Rafael de Oliveira Lopes Gonçalves rafaelolg at gmail.com
Thu Nov 14 14:50:42 EST 2013


By the way, is windows text rendering engine different from linux?


2013/11/14 Rafael de Oliveira Lopes Gonçalves <rafaelolg at gmail.com>

>
> > import vtk;vtk.vtkVersion().GetVTKVersion()
> '5.10.1'
>
>
> Good to know it is fixed anyway.
>
>
> 2013/11/14 David Lonie <david.lonie at kitware.com>
>
>> Hi Rafael,
>>
>> Thanks for the report. The text rendering engine in VTK has been
>> rewritten recently. Which version of VTK are you using to run this example?
>> I've tried your script on the current development version and it looks like
>> this issue has been fixed (see http://imgur.com/HIeVwtz).
>>
>> Dave
>>
>>
>> On Wed, Nov 13, 2013 at 12:55 PM, Rafael de Oliveira Lopes Gonçalves <
>> rafaelolg at gmail.com> wrote:
>>
>>> Trying some tests with vtkCaptionActor and I think a found a possible
>>> glitch. The last char of the caption string is always  cut.
>>>
>>> A simple example with the error in python:
>>>
>>> ################
>>> import vtk
>>> captionActor = vtk.vtkCaptionActor2D()
>>> captionActor.SetBorder(False)
>>> captionActor.SetCaption('3')
>>> captionActor.GetCaptionTextProperty().SetFontSize(40)
>>> captionActor.SetPosition2(0.5, 0.5)
>>>
>>> # Create the usual rendering stuff.
>>> ren = vtk.vtkRenderer()
>>> renWin = vtk.vtkRenderWindow()
>>> renWin.AddRenderer(ren)
>>> renWin.SetSize(300, 150)
>>> iren = vtk.vtkRenderWindowInteractor()
>>> iren.SetRenderWindow(renWin)
>>> ren.AddActor(captionActor)
>>>
>>> ren.ResetCamera()
>>> # Render the scene and start interaction.
>>> iren.Initialize()
>>> renWin.Render()
>>> iren.Start()
>>>
>>> #################
>>>
>>>
>>> A screenshot is available at http://i.imgur.com/ufW85og.jpg
>>>
>>>
>>>
>>> --
>>> Rafael Lopes
>>>
>>>
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>>
>
>
> --
> Rafael Lopes
> (55(11)) 96729-1897
>
>


-- 
Rafael Lopes
(55(11)) 96729-1897
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