[vtk-developers] vtkBoxRepresentation outline color

[Chris Harris]

Awesome, Thanks Sujin!

Chris

On Thu, Oct 20, 2016 at 3:33 PM, Sujin Philip <sujin.philip at kitware.com>
wrote:

> Hi Chris,
>
> This looks like a lighting issue. The representation sets its ambient
> color to full white. Setting the ambient coefficient to 0.0 seems to
> produce expected results.
> boxRep.GetOutlineProperty().SetAmbient(0.0)
>
> Thanks
> Sujin
>
>
> On Thu, Oct 20, 2016 at 3:06 PM, Chris Harris <chris.harris at kitware.com>
> wrote:
>
>> We are using vtkBoxRepresentation in tomviz to perform cropping. The
>> outline color defaults to white, which is not so good for a white
>> background! So we are trying to set it to an off white (0.8, 0.8, 0.8)
>> However, the value gets rendered as white? What am I missing? Here is the
>> python code to recreate this issue
>>
>> import vtk
>>
>> ren = vtk.vtkRenderer()
>> ren.SetBackground(1,1,1)
>>
>> renWin = vtk.vtkRenderWindow()
>> renWin.AddRenderer(ren)
>>
>> iren = vtk.vtkRenderWindowInteractor()
>> iren.SetRenderWindow(renWin)
>>
>> boxRep = vtk.vtkBoxRepresentation()
>> boxRep.SetPlaceFactor(1.0)
>> boxRep.HandlesOn()
>> boxRep.GetOutlineProperty().SetColor(0.8, 0.8, 0.8)
>>
>> boxWidget = vtk.vtkBoxWidget2()
>> boxWidget.SetInteractor(iren)
>> boxWidget.SetRepresentation(boxRep)
>> boxWidget.SetPriority(1)
>> boxWidget.On()
>>
>> iren.Initialize()
>> renWin.Render()
>> iren.Start()
>>
>>
>> Thanks,
>>
>> Chris
>>
>>
>> _______________________________________________
>> Powered by www.kitware.com
>>
>> Visit other Kitware open-source projects at
>> http://www.kitware.com/opensource/opensource.html
>>
>> Search the list archives at: http://markmail.org/search/?q=vtk-developers
>>
>> Follow this link to subscribe/unsubscribe:
>> http://public.kitware.com/mailman/listinfo/vtk-developers
>>
>>
>>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://public.kitware.com/pipermail/vtk-developers/attachments/20161020/1aa3942c/attachment.html>